Merge branch 'next' into for-linus

59 files changed, 1657 insertions, 1907 deletions

diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile
index faca44997099..284a7c89697e 100644
--- a/fs/xfs/Makefile
+++ b/fs/xfs/Makefile
@@ -16,14 +16,11 @@
 # Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #
 
-EXTRA_CFLAGS +=	 -I$(src) -I$(src)/linux-2.6
+ccflags-y := -I$(src) -I$(src)/linux-2.6
+ccflags-$(CONFIG_XFS_DEBUG) += -g
 
 XFS_LINUX := linux-2.6
 
-ifeq ($(CONFIG_XFS_DEBUG),y)
-	EXTRA_CFLAGS += -g
-endif
-
 obj-$(CONFIG_XFS_FS)		+= xfs.o
 
 xfs-y				+= linux-2.6/xfs_trace.o
@@ -105,11 +102,10 @@ xfs-y				+= $(addprefix $(XFS_LINUX)/, \
 				   xfs_globals.o \
 				   xfs_ioctl.o \
 				   xfs_iops.o \
+				   xfs_message.o \
 				   xfs_super.o \
 				   xfs_sync.o \
 				   xfs_xattr.o)
 
 # Objects in support/
-xfs-y				+= $(addprefix support/, \
-				   debug.o \
-				   uuid.o)
+xfs-y				+= support/uuid.o
diff --git a/fs/xfs/linux-2.6/kmem.c b/fs/xfs/linux-2.6/kmem.c
index 666c9db48eb6..a907de565db3 100644
--- a/fs/xfs/linux-2.6/kmem.c
+++ b/fs/xfs/linux-2.6/kmem.c
@@ -23,6 +23,7 @@
 #include <linux/backing-dev.h>
 #include "time.h"
 #include "kmem.h"
+#include "xfs_message.h"
 
 /*
  * Greedy allocation.  May fail and may return vmalloced memory.
@@ -56,8 +57,8 @@ kmem_alloc(size_t size, unsigned int __nocast flags)
 		if (ptr || (flags & (KM_MAYFAIL|KM_NOSLEEP)))
 			return ptr;
 		if (!(++retries % 100))
-			printk(KERN_ERR "XFS: possible memory allocation "
-					"deadlock in %s (mode:0x%x)\n",
+			xfs_err(NULL,
+		"possible memory allocation deadlock in %s (mode:0x%x)",
 					__func__, lflags);
 		congestion_wait(BLK_RW_ASYNC, HZ/50);
 	} while (1);
@@ -112,8 +113,8 @@ kmem_zone_alloc(kmem_zone_t *zone, unsigned int __nocast flags)
 		if (ptr || (flags & (KM_MAYFAIL|KM_NOSLEEP)))
 			return ptr;
 		if (!(++retries % 100))
-			printk(KERN_ERR "XFS: possible memory allocation "
-					"deadlock in %s (mode:0x%x)\n",
+			xfs_err(NULL,
+		"possible memory allocation deadlock in %s (mode:0x%x)",
 					__func__, lflags);
 		congestion_wait(BLK_RW_ASYNC, HZ/50);
 	} while (1);
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index ec7bbb5645b6..79ce38be15a1 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -413,8 +413,7 @@ xfs_submit_ioend_bio(
 	if (xfs_ioend_new_eof(ioend))
 		xfs_mark_inode_dirty(XFS_I(ioend->io_inode));
 
-	submit_bio(wbc->sync_mode == WB_SYNC_ALL ?
-		   WRITE_SYNC_PLUG : WRITE, bio);
+	submit_bio(wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE, bio);
 }
 
 STATIC struct bio *
@@ -854,7 +853,7 @@ xfs_aops_discard_page(
 	if (XFS_FORCED_SHUTDOWN(ip->i_mount))
 		goto out_invalidate;
 
-	xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
+	xfs_alert(ip->i_mount,
 		"page discard on page %p, inode 0x%llx, offset %llu.",
 			page, ip->i_ino, offset);
 
@@ -872,7 +871,7 @@ xfs_aops_discard_page(
 		if (error) {
 			/* something screwed, just bail */
 			if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) {
-				xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
+				xfs_alert(ip->i_mount,
 			"page discard unable to remove delalloc mapping.");
 			}
 			break;
@@ -1296,7 +1295,7 @@ xfs_get_blocks_direct(
  * If the private argument is non-NULL __xfs_get_blocks signals us that we
  * need to issue a transaction to convert the range from unwritten to written
  * extents.  In case this is regular synchronous I/O we just call xfs_end_io
- * to do this and we are done.  But in case this was a successfull AIO
+ * to do this and we are done.  But in case this was a successful AIO
  * request this handler is called from interrupt context, from which we
  * can't start transactions.  In that case offload the I/O completion to
  * the workqueues we also use for buffered I/O completion.
@@ -1411,7 +1410,7 @@ xfs_vm_write_failed(
 		if (error) {
 			/* something screwed, just bail */
 			if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) {
-				xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
+				xfs_alert(ip->i_mount,
 			"xfs_vm_write_failed: unable to clean up ino %lld",
 						ip->i_ino);
 			}
@@ -1495,7 +1494,6 @@ const struct address_space_operations xfs_address_space_operations = {
 	.readpages		= xfs_vm_readpages,
 	.writepage		= xfs_vm_writepage,
 	.writepages		= xfs_vm_writepages,
-	.sync_page		= block_sync_page,
 	.releasepage		= xfs_vm_releasepage,
 	.invalidatepage		= xfs_vm_invalidatepage,
 	.write_begin		= xfs_vm_write_begin,
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index ac1c7e8378dd..9ef9ed2cfe2e 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -94,75 +94,6 @@ xfs_buf_vmap_len(
 }
 
 /*
- *	Page Region interfaces.
- *
- *	For pages in filesystems where the blocksize is smaller than the
- *	pagesize, we use the page->private field (long) to hold a bitmap
- * 	of uptodate regions within the page.
- *
- *	Each such region is "bytes per page / bits per long" bytes long.
- *
- *	NBPPR == number-of-bytes-per-page-region
- *	BTOPR == bytes-to-page-region (rounded up)
- *	BTOPRT == bytes-to-page-region-truncated (rounded down)
- */
-#if (BITS_PER_LONG == 32)
-#define PRSHIFT		(PAGE_CACHE_SHIFT - 5)	/* (32 == 1<<5) */
-#elif (BITS_PER_LONG == 64)
-#define PRSHIFT		(PAGE_CACHE_SHIFT - 6)	/* (64 == 1<<6) */
-#else
-#error BITS_PER_LONG must be 32 or 64
-#endif
-#define NBPPR		(PAGE_CACHE_SIZE/BITS_PER_LONG)
-#define BTOPR(b)	(((unsigned int)(b) + (NBPPR - 1)) >> PRSHIFT)
-#define BTOPRT(b)	(((unsigned int)(b) >> PRSHIFT))
-
-STATIC unsigned long
-page_region_mask(
-	size_t		offset,
-	size_t		length)
-{
-	unsigned long	mask;
-	int		first, final;
-
-	first = BTOPR(offset);
-	final = BTOPRT(offset + length - 1);
-	first = min(first, final);
-
-	mask = ~0UL;
-	mask <<= BITS_PER_LONG - (final - first);
-	mask >>= BITS_PER_LONG - (final);
-
-	ASSERT(offset + length <= PAGE_CACHE_SIZE);
-	ASSERT((final - first) < BITS_PER_LONG && (final - first) >= 0);
-
-	return mask;
-}
-
-STATIC void
-set_page_region(
-	struct page	*page,
-	size_t		offset,
-	size_t		length)
-{
-	set_page_private(page,
-		page_private(page) | page_region_mask(offset, length));
-	if (page_private(page) == ~0UL)
-		SetPageUptodate(page);
-}
-
-STATIC int
-test_page_region(
-	struct page	*page,
-	size_t		offset,
-	size_t		length)
-{
-	unsigned long	mask = page_region_mask(offset, length);
-
-	return (mask && (page_private(page) & mask) == mask);
-}
-
-/*
  * xfs_buf_lru_add - add a buffer to the LRU.
  *
  * The LRU takes a new reference to the buffer so that it will only be freed
@@ -189,7 +120,7 @@ xfs_buf_lru_add(
  * The unlocked check is safe here because it only occurs when there are not
  * b_lru_ref counts left on the inode under the pag->pag_buf_lock. it is there
  * to optimise the shrinker removing the buffer from the LRU and calling
- * xfs_buf_free(). i.e. it removes an unneccessary round trip on the
+ * xfs_buf_free(). i.e. it removes an unnecessary round trip on the
  * bt_lru_lock.
  */
 STATIC void
@@ -332,7 +263,7 @@ xfs_buf_free(
 
 	ASSERT(list_empty(&bp->b_lru));
 
-	if (bp->b_flags & (_XBF_PAGE_CACHE|_XBF_PAGES)) {
+	if (bp->b_flags & _XBF_PAGES) {
 		uint		i;
 
 		if (xfs_buf_is_vmapped(bp))
@@ -342,56 +273,77 @@ xfs_buf_free(
 		for (i = 0; i < bp->b_page_count; i++) {
 			struct page	*page = bp->b_pages[i];
 
-			if (bp->b_flags & _XBF_PAGE_CACHE)
-				ASSERT(!PagePrivate(page));
-			page_cache_release(page);
+			__free_page(page);
 		}
-	}
+	} else if (bp->b_flags & _XBF_KMEM)
+		kmem_free(bp->b_addr);
 	_xfs_buf_free_pages(bp);
 	xfs_buf_deallocate(bp);
 }
 
 /*
- *	Finds all pages for buffer in question and builds it's page list.
+ * Allocates all the pages for buffer in question and builds it's page list.
  */
 STATIC int
-_xfs_buf_lookup_pages(
+xfs_buf_allocate_memory(
 	xfs_buf_t		*bp,
 	uint			flags)
 {
-	struct address_space	*mapping = bp->b_target->bt_mapping;
-	size_t			blocksize = bp->b_target->bt_bsize;
 	size_t			size = bp->b_count_desired;
 	size_t			nbytes, offset;
 	gfp_t			gfp_mask = xb_to_gfp(flags);
 	unsigned short		page_count, i;
-	pgoff_t			first;
 	xfs_off_t		end;
 	int			error;
 
+	/*
+	 * for buffers that are contained within a single page, just allocate
+	 * the memory from the heap - there's no need for the complexity of
+	 * page arrays to keep allocation down to order 0.
+	 */
+	if (bp->b_buffer_length < PAGE_SIZE) {
+		bp->b_addr = kmem_alloc(bp->b_buffer_length, xb_to_km(flags));
+		if (!bp->b_addr) {
+			/* low memory - use alloc_page loop instead */
+			goto use_alloc_page;
+		}
+
+		if (((unsigned long)(bp->b_addr + bp->b_buffer_length - 1) &
+								PAGE_MASK) !=
+		    ((unsigned long)bp->b_addr & PAGE_MASK)) {
+			/* b_addr spans two pages - use alloc_page instead */
+			kmem_free(bp->b_addr);
+			bp->b_addr = NULL;
+			goto use_alloc_page;
+		}
+		bp->b_offset = offset_in_page(bp->b_addr);
+		bp->b_pages = bp->b_page_array;
+		bp->b_pages[0] = virt_to_page(bp->b_addr);
+		bp->b_page_count = 1;
+		bp->b_flags |= XBF_MAPPED | _XBF_KMEM;
+		return 0;
+	}
+
+use_alloc_page:
 	end = bp->b_file_offset + bp->b_buffer_length;
 	page_count = xfs_buf_btoc(end) - xfs_buf_btoct(bp->b_file_offset);
-
 	error = _xfs_buf_get_pages(bp, page_count, flags);
 	if (unlikely(error))
 		return error;
-	bp->b_flags |= _XBF_PAGE_CACHE;
 
 	offset = bp->b_offset;
-	first = bp->b_file_offset >> PAGE_CACHE_SHIFT;
+	bp->b_flags |= _XBF_PAGES;
 
 	for (i = 0; i < bp->b_page_count; i++) {
 		struct page	*page;
 		uint		retries = 0;
-
-	      retry:
-		page = find_or_create_page(mapping, first + i, gfp_mask);
+retry:
+		page = alloc_page(gfp_mask);
 		if (unlikely(page == NULL)) {
 			if (flags & XBF_READ_AHEAD) {
 				bp->b_page_count = i;
-				for (i = 0; i < bp->b_page_count; i++)
-					unlock_page(bp->b_pages[i]);
-				return -ENOMEM;
+				error = ENOMEM;
+				goto out_free_pages;
 			}
 
 			/*
@@ -401,9 +353,8 @@ _xfs_buf_lookup_pages(
 			 * handle buffer allocation failures we can't do much.
 			 */
 			if (!(++retries % 100))
-				printk(KERN_ERR
-					"XFS: possible memory allocation "
-					"deadlock in %s (mode:0x%x)\n",
+				xfs_err(NULL,
+		"possible memory allocation deadlock in %s (mode:0x%x)",
 					__func__, gfp_mask);
 
 			XFS_STATS_INC(xb_page_retries);
@@ -413,52 +364,44 @@ _xfs_buf_lookup_pages(
 
 		XFS_STATS_INC(xb_page_found);
 
-		nbytes = min_t(size_t, size, PAGE_CACHE_SIZE - offset);
+		nbytes = min_t(size_t, size, PAGE_SIZE - offset);
 		size -= nbytes;
-
-		ASSERT(!PagePrivate(page));
-		if (!PageUptodate(page)) {
-			page_count--;
-			if (blocksize >= PAGE_CACHE_SIZE) {
-				if (flags & XBF_READ)
-					bp->b_flags |= _XBF_PAGE_LOCKED;
-			} else if (!PagePrivate(page)) {
-				if (test_page_region(page, offset, nbytes))
-					page_count++;
-			}
-		}
-
 		bp->b_pages[i] = page;
 		offset = 0;
 	}
+	return 0;
 
-	if (!(bp->b_flags & _XBF_PAGE_LOCKED)) {
-		for (i = 0; i < bp->b_page_count; i++)
-			unlock_page(bp->b_pages[i]);
-	}
-
-	if (page_count == bp->b_page_count)
-		bp->b_flags |= XBF_DONE;
-
+out_free_pages:
+	for (i = 0; i < bp->b_page_count; i++)
+		__free_page(bp->b_pages[i]);
 	return error;
 }
 
 /*
- *	Map buffer into kernel address-space if nessecary.
+ *	Map buffer into kernel address-space if necessary.
  */
 STATIC int
 _xfs_buf_map_pages(
 	xfs_buf_t		*bp,
 	uint			flags)
 {
-	/* A single page buffer is always mappable */
+	ASSERT(bp->b_flags & _XBF_PAGES);
 	if (bp->b_page_count == 1) {
+		/* A single page buffer is always mappable */
 		bp->b_addr = page_address(bp->b_pages[0]) + bp->b_offset;
 		bp->b_flags |= XBF_MAPPED;
 	} else if (flags & XBF_MAPPED) {
-		bp->b_addr = vm_map_ram(bp->b_pages, bp->b_page_count,
-					-1, PAGE_KERNEL);
-		if (unlikely(bp->b_addr == NULL))
+		int retried = 0;
+
+		do {
+			bp->b_addr = vm_map_ram(bp->b_pages, bp->b_page_count,
+						-1, PAGE_KERNEL);
+			if (bp->b_addr)
+				break;
+			vm_unmap_aliases();
+		} while (retried++ <= 1);
+
+		if (!bp->b_addr)
 			return -ENOMEM;
 		bp->b_addr += bp->b_offset;
 		bp->b_flags |= XBF_MAPPED;
@@ -569,9 +512,14 @@ found:
 		}
 	}
 
+	/*
+	 * if the buffer is stale, clear all the external state associated with
+	 * it. We need to keep flags such as how we allocated the buffer memory
+	 * intact here.
+	 */
 	if (bp->b_flags & XBF_STALE) {
 		ASSERT((bp->b_flags & _XBF_DELWRI_Q) == 0);
-		bp->b_flags &= XBF_MAPPED;
+		bp->b_flags &= XBF_MAPPED | _XBF_KMEM | _XBF_PAGES;
 	}
 
 	trace_xfs_buf_find(bp, flags, _RET_IP_);
@@ -592,7 +540,7 @@ xfs_buf_get(
 	xfs_buf_flags_t		flags)
 {
 	xfs_buf_t		*bp, *new_bp;
-	int			error = 0, i;
+	int			error = 0;
 
 	new_bp = xfs_buf_allocate(flags);
 	if (unlikely(!new_bp))
@@ -600,7 +548,7 @@ xfs_buf_get(
 
 	bp = _xfs_buf_find(target, ioff, isize, flags, new_bp);
 	if (bp == new_bp) {
-		error = _xfs_buf_lookup_pages(bp, flags);
+		error = xfs_buf_allocate_memory(bp, flags);
 		if (error)
 			goto no_buffer;
 	} else {
@@ -609,14 +557,11 @@ xfs_buf_get(
 			return NULL;
 	}
 
-	for (i = 0; i < bp->b_page_count; i++)
-		mark_page_accessed(bp->b_pages[i]);
-
 	if (!(bp->b_flags & XBF_MAPPED)) {
 		error = _xfs_buf_map_pages(bp, flags);
 		if (unlikely(error)) {
-			printk(KERN_WARNING "%s: failed to map pages\n",
-					__func__);
+			xfs_warn(target->bt_mount,
+				"%s: failed to map pages\n", __func__);
 			goto no_buffer;
 		}
 	}
@@ -710,10 +655,7 @@ xfs_buf_readahead(
 	xfs_off_t		ioff,
 	size_t			isize)
 {
-	struct backing_dev_info *bdi;
-
-	bdi = target->bt_mapping->backing_dev_info;
-	if (bdi_read_congested(bdi))
+	if (bdi_read_congested(target->bt_bdi))
 		return;
 
 	xfs_buf_read(target, ioff, isize,
@@ -791,10 +733,10 @@ xfs_buf_associate_memory(
 	size_t			buflen;
 	int			page_count;
 
-	pageaddr = (unsigned long)mem & PAGE_CACHE_MASK;
+	pageaddr = (unsigned long)mem & PAGE_MASK;
 	offset = (unsigned long)mem - pageaddr;
-	buflen = PAGE_CACHE_ALIGN(len + offset);
-	page_count = buflen >> PAGE_CACHE_SHIFT;
+	buflen = PAGE_ALIGN(len + offset);
+	page_count = buflen >> PAGE_SHIFT;
 
 	/* Free any previous set of page pointers */
 	if (bp->b_pages)
@@ -811,13 +753,12 @@ xfs_buf_associate_memory(
 
 	for (i = 0; i < bp->b_page_count; i++) {
 		bp->b_pages[i] = mem_to_page((void *)pageaddr);
-		pageaddr += PAGE_CACHE_SIZE;
+		pageaddr += PAGE_SIZE;
 	}
 
 	bp->b_count_desired = len;
 	bp->b_buffer_length = buflen;
 	bp->b_flags |= XBF_MAPPED;
-	bp->b_flags &= ~_XBF_PAGE_LOCKED;
 
 	return 0;
 }
@@ -850,8 +791,8 @@ xfs_buf_get_uncached(
 
 	error = _xfs_buf_map_pages(bp, XBF_MAPPED);
 	if (unlikely(error)) {
-		printk(KERN_WARNING "%s: failed to map pages\n",
-				__func__);
+		xfs_warn(target->bt_mount,
+			"%s: failed to map pages\n", __func__);
 		goto fail_free_mem;
 	}
 
@@ -924,20 +865,7 @@ xfs_buf_rele(
 
 
 /*
- *	Mutual exclusion on buffers.  Locking model:
- *
- *	Buffers associated with inodes for which buffer locking
- *	is not enabled are not protected by semaphores, and are
- *	assumed to be exclusively owned by the caller.  There is a
- *	spinlock in the buffer, used by the caller when concurrent
- *	access is possible.
- */
-
-/*
- *	Locks a buffer object, if it is not already locked.  Note that this in
- *	no way locks the underlying pages, so it is only useful for
- *	synchronizing concurrent use of buffer objects, not for synchronizing
- *	independent access to the underlying pages.
+ *	Lock a buffer object, if it is not already locked.
  *
  *	If we come across a stale, pinned, locked buffer, we know that we are
  *	being asked to lock a buffer that has been reallocated. Because it is
@@ -971,10 +899,7 @@ xfs_buf_lock_value(
 }
 
 /*
- *	Locks a buffer object.
- *	Note that this in no way locks the underlying pages, so it is only
- *	useful for synchronizing concurrent use of buffer objects, not for
- *	synchronizing independent access to the underlying pages.
+ *	Lock a buffer object.
  *
  *	If we come across a stale, pinned, locked buffer, we know that we
  *	are being asked to lock a buffer that has been reallocated. Because
@@ -990,8 +915,6 @@ xfs_buf_lock(
 
 	if (atomic_read(&bp->b_pin_count) && (bp->b_flags & XBF_STALE))
 		xfs_log_force(bp->b_target->bt_mount, 0);
-	if (atomic_read(&bp->b_io_remaining))
-		blk_run_address_space(bp->b_target->bt_mapping);
 	down(&bp->b_sema);
 	XB_SET_OWNER(bp);
 
@@ -1035,9 +958,7 @@ xfs_buf_wait_unpin(
 		set_current_state(TASK_UNINTERRUPTIBLE);
 		if (atomic_read(&bp->b_pin_count) == 0)
 			break;
-		if (atomic_read(&bp->b_io_remaining))
-			blk_run_address_space(bp->b_target->bt_mapping);
-		schedule();
+		io_schedule();
 	}
 	remove_wait_queue(&bp->b_waiters, &wait);
 	set_current_state(TASK_RUNNING);
@@ -1249,10 +1170,8 @@ _xfs_buf_ioend(
 	xfs_buf_t		*bp,
 	int			schedule)
 {
-	if (atomic_dec_and_test(&bp->b_io_remaining) == 1) {
-		bp->b_flags &= ~_XBF_PAGE_LOCKED;
+	if (atomic_dec_and_test(&bp->b_io_remaining) == 1)
 		xfs_buf_ioend(bp, schedule);
-	}
 }
 
 STATIC void
@@ -1261,35 +1180,12 @@ xfs_buf_bio_end_io(
 	int			error)
 {
 	xfs_buf_t		*bp = (xfs_buf_t *)bio->bi_private;
-	unsigned int		blocksize = bp->b_target->bt_bsize;
-	struct bio_vec		*bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
 
 	xfs_buf_ioerror(bp, -error);
 
 	if (!error && xfs_buf_is_vmapped(bp) && (bp->b_flags & XBF_READ))
 		invalidate_kernel_vmap_range(bp->b_addr, xfs_buf_vmap_len(bp));
 
-	do {
-		struct page	*page = bvec->bv_page;
-
-		ASSERT(!PagePrivate(page));
-		if (unlikely(bp->b_error)) {
-			if (bp->b_flags & XBF_READ)
-				ClearPageUptodate(page);
-		} else if (blocksize >= PAGE_CACHE_SIZE) {
-			SetPageUptodate(page);
-		} else if (!PagePrivate(page) &&
-				(bp->b_flags & _XBF_PAGE_CACHE)) {
-			set_page_region(page, bvec->bv_offset, bvec->bv_len);
-		}
-
-		if (--bvec >= bio->bi_io_vec)
-			prefetchw(&bvec->bv_page->flags);
-
-		if (bp->b_flags & _XBF_PAGE_LOCKED)
-			unlock_page(page);
-	} while (bvec >= bio->bi_io_vec);
-
 	_xfs_buf_ioend(bp, 1);
 	bio_put(bio);
 }
@@ -1303,7 +1199,6 @@ _xfs_buf_ioapply(
 	int			offset = bp->b_offset;
 	int			size = bp->b_count_desired;
 	sector_t		sector = bp->b_bn;
-	unsigned int		blocksize = bp->b_target->bt_bsize;
 
 	total_nr_pages = bp->b_page_count;
 	map_i = 0;
@@ -1324,29 +1219,6 @@ _xfs_buf_ioapply(
 		     (bp->b_flags & XBF_READ_AHEAD) ? READA : READ;
 	}
 
-	/* Special code path for reading a sub page size buffer in --
-	 * we populate up the whole page, and hence the other metadata
-	 * in the same page.  This optimization is only valid when the
-	 * filesystem block size is not smaller than the page size.
-	 */
-	if ((bp->b_buffer_length < PAGE_CACHE_SIZE) &&
-	    ((bp->b_flags & (XBF_READ|_XBF_PAGE_LOCKED)) ==
-	      (XBF_READ|_XBF_PAGE_LOCKED)) &&
-	    (blocksize >= PAGE_CACHE_SIZE)) {
-		bio = bio_alloc(GFP_NOIO, 1);
-
-		bio->bi_bdev = bp->b_target->bt_bdev;
-		bio->bi_sector = sector - (offset >> BBSHIFT);
-		bio->bi_end_io = xfs_buf_bio_end_io;
-		bio->bi_private = bp;
-
-		bio_add_page(bio, bp->b_pages[0], PAGE_CACHE_SIZE, 0);
-		size = 0;
-
-		atomic_inc(&bp->b_io_remaining);
-
-		goto submit_io;
-	}
 
 next_chunk:
 	atomic_inc(&bp->b_io_remaining);
@@ -1360,8 +1232,9 @@ next_chunk:
 	bio->bi_end_io = xfs_buf_bio_end_io;
 	bio->bi_private = bp;
 
+
 	for (; size && nr_pages; nr_pages--, map_i++) {
-		int	rbytes, nbytes = PAGE_CACHE_SIZE - offset;
+		int	rbytes, nbytes = PAGE_SIZE - offset;
 
 		if (nbytes > size)
 			nbytes = size;
@@ -1376,7 +1249,6 @@ next_chunk:
 		total_nr_pages--;
 	}
 
-submit_io:
 	if (likely(bio->bi_size)) {
 		if (xfs_buf_is_vmapped(bp)) {
 			flush_kernel_vmap_range(bp->b_addr,
@@ -1386,18 +1258,7 @@ submit_io:
 		if (size)
 			goto next_chunk;
 	} else {
-		/*
-		 * if we get here, no pages were added to the bio. However,
-		 * we can't just error out here - if the pages are locked then
-		 * we have to unlock them otherwise we can hang on a later
-		 * access to the page.
-		 */
 		xfs_buf_ioerror(bp, EIO);
-		if (bp->b_flags & _XBF_PAGE_LOCKED) {
-			int i;
-			for (i = 0; i < bp->b_page_count; i++)
-				unlock_page(bp->b_pages[i]);
-		}
 		bio_put(bio);
 	}
 }
@@ -1442,8 +1303,6 @@ xfs_buf_iowait(
 {
 	trace_xfs_buf_iowait(bp, _RET_IP_);
 
-	if (atomic_read(&bp->b_io_remaining))
-		blk_run_address_space(bp->b_target->bt_mapping);
 	wait_for_completion(&bp->b_iowait);
 
 	trace_xfs_buf_iowait_done(bp, _RET_IP_);
@@ -1461,8 +1320,8 @@ xfs_buf_offset(
 		return XFS_BUF_PTR(bp) + offset;
 
 	offset += bp->b_offset;
-	page = bp->b_pages[offset >> PAGE_CACHE_SHIFT];
-	return (xfs_caddr_t)page_address(page) + (offset & (PAGE_CACHE_SIZE-1));
+	page = bp->b_pages[offset >> PAGE_SHIFT];
+	return (xfs_caddr_t)page_address(page) + (offset & (PAGE_SIZE-1));
 }
 
 /*
@@ -1484,9 +1343,9 @@ xfs_buf_iomove(
 		page = bp->b_pages[xfs_buf_btoct(boff + bp->b_offset)];
 		cpoff = xfs_buf_poff(boff + bp->b_offset);
 		csize = min_t(size_t,
-			      PAGE_CACHE_SIZE-cpoff, bp->b_count_desired-boff);
+			      PAGE_SIZE-cpoff, bp->b_count_desired-boff);
 
-		ASSERT(((csize + cpoff) <= PAGE_CACHE_SIZE));
+		ASSERT(((csize + cpoff) <= PAGE_SIZE));
 
 		switch (mode) {
 		case XBRW_ZERO:
@@ -1599,7 +1458,6 @@ xfs_free_buftarg(
 	xfs_flush_buftarg(btp, 1);
 	if (mp->m_flags & XFS_MOUNT_BARRIER)
 		xfs_blkdev_issue_flush(btp);
-	iput(btp->bt_mapping->host);
 
 	kthread_stop(btp->bt_task);
 	kmem_free(btp);
@@ -1617,21 +1475,12 @@ xfs_setsize_buftarg_flags(
 	btp->bt_smask = sectorsize - 1;
 
 	if (set_blocksize(btp->bt_bdev, sectorsize)) {
-		printk(KERN_WARNING
-			"XFS: Cannot set_blocksize to %u on device %s\n",
+		xfs_warn(btp->bt_mount,
+			"Cannot set_blocksize to %u on device %s\n",
 			sectorsize, XFS_BUFTARG_NAME(btp));
 		return EINVAL;
 	}
 
-	if (verbose &&
-	    (PAGE_CACHE_SIZE / BITS_PER_LONG) > sectorsize) {
-		printk(KERN_WARNING
-			"XFS: %u byte sectors in use on device %s.  "
-			"This is suboptimal; %u or greater is ideal.\n",
-			sectorsize, XFS_BUFTARG_NAME(btp),
-			(unsigned int)PAGE_CACHE_SIZE / BITS_PER_LONG);
-	}
-
 	return 0;
 }
 
@@ -1646,7 +1495,7 @@ xfs_setsize_buftarg_early(
 	struct block_device	*bdev)
 {
 	return xfs_setsize_buftarg_flags(btp,
-			PAGE_CACHE_SIZE, bdev_logical_block_size(bdev), 0);
+			PAGE_SIZE, bdev_logical_block_size(bdev), 0);
 }
 
 int
@@ -1659,41 +1508,6 @@ xfs_setsize_buftarg(
 }
 
 STATIC int
-xfs_mapping_buftarg(
-	xfs_buftarg_t		*btp,
-	struct block_device	*bdev)
-{
-	struct backing_dev_info	*bdi;
-	struct inode		*inode;
-	struct address_space	*mapping;
-	static const struct address_space_operations mapping_aops = {
-		.sync_page = block_sync_page,
-		.migratepage = fail_migrate_page,
-	};
-
-	inode = new_inode(bdev->bd_inode->i_sb);
-	if (!inode) {
-		printk(KERN_WARNING
-			"XFS: Cannot allocate mapping inode for device %s\n",
-			XFS_BUFTARG_NAME(btp));
-		return ENOMEM;
-	}
-	inode->i_ino = get_next_ino();
-	inode->i_mode = S_IFBLK;
-	inode->i_bdev = bdev;
-	inode->i_rdev = bdev->bd_dev;
-	bdi = blk_get_backing_dev_info(bdev);
-	if (!bdi)
-		bdi = &default_backing_dev_info;
-	mapping = &inode->i_data;
-	mapping->a_ops = &mapping_aops;
-	mapping->backing_dev_info = bdi;
-	mapping_set_gfp_mask(mapping, GFP_NOFS);
-	btp->bt_mapping = mapping;
-	return 0;
-}
-
-STATIC int
 xfs_alloc_delwrite_queue(
 	xfs_buftarg_t		*btp,
 	const char		*fsname)
@@ -1721,12 +1535,14 @@ xfs_alloc_buftarg(
 	btp->bt_mount = mp;
 	btp->bt_dev =  bdev->bd_dev;
 	btp->bt_bdev = bdev;
+	btp->bt_bdi = blk_get_backing_dev_info(bdev);
+	if (!btp->bt_bdi)
+		goto error;
+
 	INIT_LIST_HEAD(&btp->bt_lru);
 	spin_lock_init(&btp->bt_lru_lock);
 	if (xfs_setsize_buftarg_early(btp, bdev))
 		goto error;
-	if (xfs_mapping_buftarg(btp, bdev))
-		goto error;
 	if (xfs_alloc_delwrite_queue(btp, fsname))
 		goto error;
 	btp->bt_shrinker.shrink = xfs_buftarg_shrink;
@@ -1923,8 +1739,8 @@ xfsbufd(
 	do {
 		long	age = xfs_buf_age_centisecs * msecs_to_jiffies(10);
 		long	tout = xfs_buf_timer_centisecs * msecs_to_jiffies(10);
-		int	count = 0;
 		struct list_head tmp;
+		struct blk_plug plug;
 
 		if (unlikely(freezing(current))) {
 			set_bit(XBT_FORCE_SLEEP, &target->bt_flags);
@@ -1940,16 +1756,15 @@ xfsbufd(
 
 		xfs_buf_delwri_split(target, &tmp, age);
 		list_sort(NULL, &tmp, xfs_buf_cmp);
+
+		blk_start_plug(&plug);
 		while (!list_empty(&tmp)) {
 			struct xfs_buf *bp;
 			bp = list_first_entry(&tmp, struct xfs_buf, b_list);
 			list_del_init(&bp->b_list);
 			xfs_bdstrat_cb(bp);
-			count++;
 		}
-		if (count)
-			blk_run_address_space(target->bt_mapping);
-
+		blk_finish_plug(&plug);
 	} while (!kthread_should_stop());
 
 	return 0;
@@ -1969,6 +1784,7 @@ xfs_flush_buftarg(
 	int		pincount = 0;
 	LIST_HEAD(tmp_list);
 	LIST_HEAD(wait_list);
+	struct blk_plug plug;
 
 	xfs_buf_runall_queues(xfsconvertd_workqueue);
 	xfs_buf_runall_queues(xfsdatad_workqueue);
@@ -1983,6 +1799,8 @@ xfs_flush_buftarg(
 	 * we do that after issuing all the IO.
 	 */
 	list_sort(NULL, &tmp_list, xfs_buf_cmp);
+
+	blk_start_plug(&plug);
 	while (!list_empty(&tmp_list)) {
 		bp = list_first_entry(&tmp_list, struct xfs_buf, b_list);
 		ASSERT(target == bp->b_target);
@@ -1993,10 +1811,10 @@ xfs_flush_buftarg(
 		}
 		xfs_bdstrat_cb(bp);
 	}
+	blk_finish_plug(&plug);
 
 	if (wait) {
-		/* Expedite and wait for IO to complete. */
-		blk_run_address_space(target->bt_mapping);
+		/* Wait for IO to complete. */
 		while (!list_empty(&wait_list)) {
 			bp = list_first_entry(&wait_list, struct xfs_buf, b_list);
 
@@ -2022,11 +1840,12 @@ xfs_buf_init(void)
 	if (!xfslogd_workqueue)
 		goto out_free_buf_zone;
 
-	xfsdatad_workqueue = create_workqueue("xfsdatad");
+	xfsdatad_workqueue = alloc_workqueue("xfsdatad", WQ_MEM_RECLAIM, 1);
 	if (!xfsdatad_workqueue)
 		goto out_destroy_xfslogd_workqueue;
 
-	xfsconvertd_workqueue = create_workqueue("xfsconvertd");
+	xfsconvertd_workqueue = alloc_workqueue("xfsconvertd",
+						WQ_MEM_RECLAIM, 1);
 	if (!xfsconvertd_workqueue)
 		goto out_destroy_xfsdatad_workqueue;
 
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index cbe65950e524..a9a1c4512645 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -61,30 +61,11 @@ typedef enum {
 #define XBF_DONT_BLOCK	(1 << 16)/* do not block in current thread */
 
 /* flags used only internally */
-#define _XBF_PAGE_CACHE	(1 << 17)/* backed by pagecache */
 #define _XBF_PAGES	(1 << 18)/* backed by refcounted pages */
 #define	_XBF_RUN_QUEUES	(1 << 19)/* run block device task queue	*/
+#define	_XBF_KMEM	(1 << 20)/* backed by heap memory */
 #define _XBF_DELWRI_Q	(1 << 21)/* buffer on delwri queue */
 
-/*
- * Special flag for supporting metadata blocks smaller than a FSB.
- *
- * In this case we can have multiple xfs_buf_t on a single page and
- * need to lock out concurrent xfs_buf_t readers as they only
- * serialise access to the buffer.
- *
- * If the FSB size >= PAGE_CACHE_SIZE case, we have no serialisation
- * between reads of the page. Hence we can have one thread read the
- * page and modify it, but then race with another thread that thinks
- * the page is not up-to-date and hence reads it again.
- *
- * The result is that the first modifcation to the page is lost.
- * This sort of AGF/AGI reading race can happen when unlinking inodes
- * that require truncation and results in the AGI unlinked list
- * modifications being lost.
- */
-#define _XBF_PAGE_LOCKED	(1 << 22)
-
 typedef unsigned int xfs_buf_flags_t;
 
 #define XFS_BUF_FLAGS \
@@ -100,12 +81,10 @@ typedef unsigned int xfs_buf_flags_t;
 	{ XBF_LOCK,		"LOCK" },  	/* should never be set */\
 	{ XBF_TRYLOCK,		"TRYLOCK" }, 	/* ditto */\
 	{ XBF_DONT_BLOCK,	"DONT_BLOCK" },	/* ditto */\
-	{ _XBF_PAGE_CACHE,	"PAGE_CACHE" }, \
 	{ _XBF_PAGES,		"PAGES" }, \
 	{ _XBF_RUN_QUEUES,	"RUN_QUEUES" }, \
-	{ _XBF_DELWRI_Q,	"DELWRI_Q" }, \
-	{ _XBF_PAGE_LOCKED,	"PAGE_LOCKED" }
-
+	{ _XBF_KMEM,		"KMEM" }, \
+	{ _XBF_DELWRI_Q,	"DELWRI_Q" }
 
 typedef enum {
 	XBT_FORCE_SLEEP = 0,
@@ -120,7 +99,7 @@ typedef struct xfs_bufhash {
 typedef struct xfs_buftarg {
 	dev_t			bt_dev;
 	struct block_device	*bt_bdev;
-	struct address_space	*bt_mapping;
+	struct backing_dev_info	*bt_bdi;
 	struct xfs_mount	*bt_mount;
 	unsigned int		bt_bsize;
 	unsigned int		bt_sshift;
@@ -139,17 +118,6 @@ typedef struct xfs_buftarg {
 	unsigned int		bt_lru_nr;
 } xfs_buftarg_t;
 
-/*
- *	xfs_buf_t:  Buffer structure for pagecache-based buffers
- *
- * This buffer structure is used by the pagecache buffer management routines
- * to refer to an assembly of pages forming a logical buffer.
- *
- * The buffer structure is used on a temporary basis only, and discarded when
- * released.  The real data storage is recorded in the pagecache. Buffers are
- * hashed to the block device on which the file system resides.
- */
-
 struct xfs_buf;
 typedef void (*xfs_buf_iodone_t)(struct xfs_buf *);
 
diff --git a/fs/xfs/linux-2.6/xfs_discard.c b/fs/xfs/linux-2.6/xfs_discard.c
index 05201ae719e5..d61611c88012 100644
--- a/fs/xfs/linux-2.6/xfs_discard.c
+++ b/fs/xfs/linux-2.6/xfs_discard.c
@@ -152,6 +152,8 @@ xfs_ioc_trim(
 
 	if (!capable(CAP_SYS_ADMIN))
 		return -XFS_ERROR(EPERM);
+	if (!blk_queue_discard(q))
+		return -XFS_ERROR(EOPNOTSUPP);
 	if (copy_from_user(&range, urange, sizeof(range)))
 		return -XFS_ERROR(EFAULT);
 
diff --git a/fs/xfs/linux-2.6/xfs_export.c b/fs/xfs/linux-2.6/xfs_export.c
index fc0114da7fdd..f4f878fc0083 100644
--- a/fs/xfs/linux-2.6/xfs_export.c
+++ b/fs/xfs/linux-2.6/xfs_export.c
@@ -89,8 +89,10 @@ xfs_fs_encode_fh(
 	 * seven combinations work.  The real answer is "don't use v2".
 	 */
 	len = xfs_fileid_length(fileid_type);
-	if (*max_len < len)
+	if (*max_len < len) {
+		*max_len = len;
 		return 255;
+	}
 	*max_len = len;
 
 	switch (fileid_type) {
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index a55c1b46b219..f4213ba1ff85 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -381,7 +381,7 @@ xfs_aio_write_isize_update(
 
 /*
  * If this was a direct or synchronous I/O that failed (such as ENOSPC) then
- * part of the I/O may have been written to disk before the error occured.  In
+ * part of the I/O may have been written to disk before the error occurred.  In
  * this case the on-disk file size may have been adjusted beyond the in-memory
  * file size and now needs to be truncated back.
  */
@@ -896,6 +896,7 @@ xfs_file_fallocate(
 	xfs_flock64_t	bf;
 	xfs_inode_t	*ip = XFS_I(inode);
 	int		cmd = XFS_IOC_RESVSP;
+	int		attr_flags = XFS_ATTR_NOLOCK;
 
 	if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE))
 		return -EOPNOTSUPP;
@@ -918,7 +919,10 @@ xfs_file_fallocate(
 			goto out_unlock;
 	}
 
-	error = -xfs_change_file_space(ip, cmd, &bf, 0, XFS_ATTR_NOLOCK);
+	if (file->f_flags & O_DSYNC)
+		attr_flags |= XFS_ATTR_SYNC;
+
+	error = -xfs_change_file_space(ip, cmd, &bf, 0, attr_flags);
 	if (error)
 		goto out_unlock;
 
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index f5e2a19e0f8e..acca2c5ca3fa 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -624,6 +624,10 @@ xfs_ioc_space(
 
 	if (filp->f_flags & (O_NDELAY|O_NONBLOCK))
 		attr_flags |= XFS_ATTR_NONBLOCK;
+
+	if (filp->f_flags & O_DSYNC)
+		attr_flags |= XFS_ATTR_SYNC;
+
 	if (ioflags & IO_INVIS)
 		attr_flags |= XFS_ATTR_DMI;
 
@@ -695,14 +699,19 @@ xfs_ioc_fsgeometry_v1(
 	xfs_mount_t		*mp,
 	void			__user *arg)
 {
-	xfs_fsop_geom_v1_t	fsgeo;
+	xfs_fsop_geom_t         fsgeo;
 	int			error;
 
-	error = xfs_fs_geometry(mp, (xfs_fsop_geom_t *)&fsgeo, 3);
+	error = xfs_fs_geometry(mp, &fsgeo, 3);
 	if (error)
 		return -error;
 
-	if (copy_to_user(arg, &fsgeo, sizeof(fsgeo)))
+	/*
+	 * Caller should have passed an argument of type
+	 * xfs_fsop_geom_v1_t.  This is a proper subset of the
+	 * xfs_fsop_geom_t that xfs_fs_geometry() fills in.
+	 */
+	if (copy_to_user(arg, &fsgeo, sizeof(xfs_fsop_geom_v1_t)))
 		return -XFS_ERROR(EFAULT);
 	return 0;
 }
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index bd5727852fd6..dd21784525a8 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -70,7 +70,7 @@ xfs_synchronize_times(
 
 /*
  * If the linux inode is valid, mark it dirty.
- * Used when commiting a dirty inode into a transaction so that
+ * Used when committing a dirty inode into a transaction so that
  * the inode will get written back by the linux code
  */
 void
@@ -102,7 +102,8 @@ xfs_mark_inode_dirty(
 STATIC int
 xfs_init_security(
 	struct inode	*inode,
-	struct inode	*dir)
+	struct inode	*dir,
+	const struct qstr *qstr)
 {
 	struct xfs_inode *ip = XFS_I(inode);
 	size_t		length;
@@ -110,7 +111,7 @@ xfs_init_security(
 	unsigned char	*name;
 	int		error;
 
-	error = security_inode_init_security(inode, dir, (char **)&name,
+	error = security_inode_init_security(inode, dir, qstr, (char **)&name,
 					     &value, &length);
 	if (error) {
 		if (error == -EOPNOTSUPP)
@@ -194,7 +195,7 @@ xfs_vn_mknod(
 
 	inode = VFS_I(ip);
 
-	error = xfs_init_security(inode, dir);
+	error = xfs_init_security(inode, dir, &dentry->d_name);
 	if (unlikely(error))
 		goto out_cleanup_inode;
 
@@ -367,7 +368,7 @@ xfs_vn_symlink(
 
 	inode = VFS_I(cip);
 
-	error = xfs_init_security(inode, dir);
+	error = xfs_init_security(inode, dir, &dentry->d_name);
 	if (unlikely(error))
 		goto out_cleanup_inode;
 
diff --git a/fs/xfs/linux-2.6/xfs_linux.h b/fs/xfs/linux-2.6/xfs_linux.h
index 096494997747..244be9cbfe78 100644
--- a/fs/xfs/linux-2.6/xfs_linux.h
+++ b/fs/xfs/linux-2.6/xfs_linux.h
@@ -39,7 +39,6 @@
 #include <mrlock.h>
 #include <time.h>
 
-#include <support/debug.h>
 #include <support/uuid.h>
 
 #include <linux/semaphore.h>
@@ -86,6 +85,7 @@
 #include <xfs_aops.h>
 #include <xfs_super.h>
 #include <xfs_buf.h>
+#include <xfs_message.h>
 
 /*
  * Feature macros (disable/enable)
@@ -280,4 +280,25 @@ static inline __uint64_t howmany_64(__uint64_t x, __uint32_t y)
 #define __arch_pack
 #endif
 
+#define ASSERT_ALWAYS(expr)	\
+	(unlikely(expr) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
+
+#ifndef DEBUG
+#define ASSERT(expr)	((void)0)
+
+#ifndef STATIC
+# define STATIC static noinline
+#endif
+
+#else /* DEBUG */
+
+#define ASSERT(expr)	\
+	(unlikely(expr) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
+
+#ifndef STATIC
+# define STATIC noinline
+#endif
+
+#endif /* DEBUG */
+
 #endif /* __XFS_LINUX__ */
diff --git a/fs/xfs/linux-2.6/xfs_message.c b/fs/xfs/linux-2.6/xfs_message.c
new file mode 100644
index 000000000000..3ca795609113
--- /dev/null
+++ b/fs/xfs/linux-2.6/xfs_message.c
@@ -0,0 +1,124 @@
+/*
+ * Copyright (c) 2011 Red Hat, Inc.  All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "xfs.h"
+#include "xfs_fs.h"
+#include "xfs_types.h"
+#include "xfs_log.h"
+#include "xfs_inum.h"
+#include "xfs_trans.h"
+#include "xfs_sb.h"
+#include "xfs_ag.h"
+#include "xfs_mount.h"
+
+/*
+ * XFS logging functions
+ */
+static void
+__xfs_printk(
+	const char		*level,
+	const struct xfs_mount	*mp,
+	struct va_format	*vaf)
+{
+	if (mp && mp->m_fsname)
+		printk("%sXFS (%s): %pV\n", level, mp->m_fsname, vaf);
+	printk("%sXFS: %pV\n", level, vaf);
+}
+
+void xfs_printk(
+	const char		*level,
+	const struct xfs_mount	*mp,
+	const char		*fmt, ...)
+{
+	struct va_format	vaf;
+	va_list			args;
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	__xfs_printk(level, mp, &vaf);
+	va_end(args);
+}
+
+#define define_xfs_printk_level(func, kern_level)		\
+void func(const struct xfs_mount *mp, const char *fmt, ...)	\
+{								\
+	struct va_format	vaf;				\
+	va_list			args;				\
+								\
+	va_start(args, fmt);					\
+								\
+	vaf.fmt = fmt;						\
+	vaf.va = &args;						\
+								\
+	__xfs_printk(kern_level, mp, &vaf);			\
+	va_end(args);						\
+}								\
+
+define_xfs_printk_level(xfs_emerg, KERN_EMERG);
+define_xfs_printk_level(xfs_alert, KERN_ALERT);
+define_xfs_printk_level(xfs_crit, KERN_CRIT);
+define_xfs_printk_level(xfs_err, KERN_ERR);
+define_xfs_printk_level(xfs_warn, KERN_WARNING);
+define_xfs_printk_level(xfs_notice, KERN_NOTICE);
+define_xfs_printk_level(xfs_info, KERN_INFO);
+#ifdef DEBUG
+define_xfs_printk_level(xfs_debug, KERN_DEBUG);
+#endif
+
+void
+xfs_alert_tag(
+	const struct xfs_mount	*mp,
+	int			panic_tag,
+	const char		*fmt, ...)
+{
+	struct va_format	vaf;
+	va_list			args;
+	int			do_panic = 0;
+
+	if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) {
+		xfs_printk(KERN_ALERT, mp,
+			"XFS: Transforming an alert into a BUG.");
+		do_panic = 1;
+	}
+
+	va_start(args, fmt);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	__xfs_printk(KERN_ALERT, mp, &vaf);
+	va_end(args);
+
+	BUG_ON(do_panic);
+}
+
+void
+assfail(char *expr, char *file, int line)
+{
+	xfs_emerg(NULL, "Assertion failed: %s, file: %s, line: %d",
+		expr, file, line);
+	BUG();
+}
+
+void
+xfs_hex_dump(void *p, int length)
+{
+	print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1);
+}
diff --git a/fs/xfs/linux-2.6/xfs_message.h b/fs/xfs/linux-2.6/xfs_message.h
new file mode 100644
index 000000000000..f1b3fc1b6c4e
--- /dev/null
+++ b/fs/xfs/linux-2.6/xfs_message.h
@@ -0,0 +1,40 @@
+#ifndef __XFS_MESSAGE_H
+#define __XFS_MESSAGE_H 1
+
+struct xfs_mount;
+
+extern void xfs_printk(const char *level, const struct xfs_mount *mp,
+                      const char *fmt, ...)
+        __attribute__ ((format (printf, 3, 4)));
+extern void xfs_emerg(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+extern void xfs_alert(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+extern void xfs_alert_tag(const struct xfs_mount *mp, int tag,
+			 const char *fmt, ...)
+        __attribute__ ((format (printf, 3, 4)));
+extern void xfs_crit(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+extern void xfs_err(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+extern void xfs_warn(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+extern void xfs_notice(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+extern void xfs_info(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+
+#ifdef DEBUG
+extern void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...)
+        __attribute__ ((format (printf, 2, 3)));
+#else
+static inline void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...)
+{
+}
+#endif
+
+extern void assfail(char *expr, char *f, int l);
+
+extern void xfs_hex_dump(void *p, int length);
+
+#endif	/* __XFS_MESSAGE_H */
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 9731898083ae..b38e58d02299 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -173,6 +173,15 @@ xfs_parseargs(
 	__uint8_t		iosizelog = 0;
 
 	/*
+	 * set up the mount name first so all the errors will refer to the
+	 * correct device.
+	 */
+	mp->m_fsname = kstrndup(sb->s_id, MAXNAMELEN, GFP_KERNEL);
+	if (!mp->m_fsname)
+		return ENOMEM;
+	mp->m_fsname_len = strlen(mp->m_fsname) + 1;
+
+	/*
 	 * Copy binary VFS mount flags we are interested in.
 	 */
 	if (sb->s_flags & MS_RDONLY)
@@ -189,6 +198,7 @@ xfs_parseargs(
 	mp->m_flags |= XFS_MOUNT_BARRIER;
 	mp->m_flags |= XFS_MOUNT_COMPAT_IOSIZE;
 	mp->m_flags |= XFS_MOUNT_SMALL_INUMS;
+	mp->m_flags |= XFS_MOUNT_DELAYLOG;
 
 	/*
 	 * These can be overridden by the mount option parsing.
@@ -207,24 +217,21 @@ xfs_parseargs(
 
 		if (!strcmp(this_char, MNTOPT_LOGBUFS)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			mp->m_logbufs = simple_strtoul(value, &eov, 10);
 		} else if (!strcmp(this_char, MNTOPT_LOGBSIZE)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			mp->m_logbsize = suffix_strtoul(value, &eov, 10);
 		} else if (!strcmp(this_char, MNTOPT_LOGDEV)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -232,14 +239,12 @@ xfs_parseargs(
 			if (!mp->m_logname)
 				return ENOMEM;
 		} else if (!strcmp(this_char, MNTOPT_MTPT)) {
-			cmn_err(CE_WARN,
-				"XFS: %s option not allowed on this system",
+			xfs_warn(mp, "%s option not allowed on this system",
 				this_char);
 			return EINVAL;
 		} else if (!strcmp(this_char, MNTOPT_RTDEV)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -248,8 +253,7 @@ xfs_parseargs(
 				return ENOMEM;
 		} else if (!strcmp(this_char, MNTOPT_BIOSIZE)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -257,8 +261,7 @@ xfs_parseargs(
 			iosizelog = ffs(iosize) - 1;
 		} else if (!strcmp(this_char, MNTOPT_ALLOCSIZE)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -280,16 +283,14 @@ xfs_parseargs(
 			mp->m_flags |= XFS_MOUNT_SWALLOC;
 		} else if (!strcmp(this_char, MNTOPT_SUNIT)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
 			dsunit = simple_strtoul(value, &eov, 10);
 		} else if (!strcmp(this_char, MNTOPT_SWIDTH)) {
 			if (!value || !*value) {
-				cmn_err(CE_WARN,
-					"XFS: %s option requires an argument",
+				xfs_warn(mp, "%s option requires an argument",
 					this_char);
 				return EINVAL;
 			}
@@ -297,8 +298,7 @@ xfs_parseargs(
 		} else if (!strcmp(this_char, MNTOPT_64BITINODE)) {
 			mp->m_flags &= ~XFS_MOUNT_SMALL_INUMS;
 #if !XFS_BIG_INUMS
-			cmn_err(CE_WARN,
-				"XFS: %s option not allowed on this system",
+			xfs_warn(mp, "%s option not allowed on this system",
 				this_char);
 			return EINVAL;
 #endif
@@ -356,20 +356,19 @@ xfs_parseargs(
 		} else if (!strcmp(this_char, MNTOPT_NODELAYLOG)) {
 			mp->m_flags &= ~XFS_MOUNT_DELAYLOG;
 		} else if (!strcmp(this_char, "ihashsize")) {
-			cmn_err(CE_WARN,
-	"XFS: ihashsize no longer used, option is deprecated.");
+			xfs_warn(mp,
+	"ihashsize no longer used, option is deprecated.");
 		} else if (!strcmp(this_char, "osyncisdsync")) {
-			cmn_err(CE_WARN,
-	"XFS: osyncisdsync has no effect, option is deprecated.");
+			xfs_warn(mp,
+	"osyncisdsync has no effect, option is deprecated.");
 		} else if (!strcmp(this_char, "osyncisosync")) {
-			cmn_err(CE_WARN,
-	"XFS: osyncisosync has no effect, option is deprecated.");
+			xfs_warn(mp,
+	"osyncisosync has no effect, option is deprecated.");
 		} else if (!strcmp(this_char, "irixsgid")) {
-			cmn_err(CE_WARN,
-	"XFS: irixsgid is now a sysctl(2) variable, option is deprecated.");
+			xfs_warn(mp,
+	"irixsgid is now a sysctl(2) variable, option is deprecated.");
 		} else {
-			cmn_err(CE_WARN,
-				"XFS: unknown mount option [%s].", this_char);
+			xfs_warn(mp, "unknown mount option [%s].", this_char);
 			return EINVAL;
 		}
 	}
@@ -379,40 +378,37 @@ xfs_parseargs(
 	 */
 	if ((mp->m_flags & XFS_MOUNT_NORECOVERY) &&
 	    !(mp->m_flags & XFS_MOUNT_RDONLY)) {
-		cmn_err(CE_WARN, "XFS: no-recovery mounts must be read-only.");
+		xfs_warn(mp, "no-recovery mounts must be read-only.");
 		return EINVAL;
 	}
 
 	if ((mp->m_flags & XFS_MOUNT_NOALIGN) && (dsunit || dswidth)) {
-		cmn_err(CE_WARN,
-	"XFS: sunit and swidth options incompatible with the noalign option");
+		xfs_warn(mp,
+	"sunit and swidth options incompatible with the noalign option");
 		return EINVAL;
 	}
 
 #ifndef CONFIG_XFS_QUOTA
 	if (XFS_IS_QUOTA_RUNNING(mp)) {
-		cmn_err(CE_WARN,
-			"XFS: quota support not available in this kernel.");
+		xfs_warn(mp, "quota support not available in this kernel.");
 		return EINVAL;
 	}
 #endif
 
 	if ((mp->m_qflags & (XFS_GQUOTA_ACCT | XFS_GQUOTA_ACTIVE)) &&
 	    (mp->m_qflags & (XFS_PQUOTA_ACCT | XFS_PQUOTA_ACTIVE))) {
-		cmn_err(CE_WARN,
-			"XFS: cannot mount with both project and group quota");
+		xfs_warn(mp, "cannot mount with both project and group quota");
 		return EINVAL;
 	}
 
 	if ((dsunit && !dswidth) || (!dsunit && dswidth)) {
-		cmn_err(CE_WARN,
-			"XFS: sunit and swidth must be specified together");
+		xfs_warn(mp, "sunit and swidth must be specified together");
 		return EINVAL;
 	}
 
 	if (dsunit && (dswidth % dsunit != 0)) {
-		cmn_err(CE_WARN,
-	"XFS: stripe width (%d) must be a multiple of the stripe unit (%d)",
+		xfs_warn(mp,
+	"stripe width (%d) must be a multiple of the stripe unit (%d)",
 			dswidth, dsunit);
 		return EINVAL;
 	}
@@ -438,8 +434,7 @@ done:
 	    mp->m_logbufs != 0 &&
 	    (mp->m_logbufs < XLOG_MIN_ICLOGS ||
 	     mp->m_logbufs > XLOG_MAX_ICLOGS)) {
-		cmn_err(CE_WARN,
-			"XFS: invalid logbufs value: %d [not %d-%d]",
+		xfs_warn(mp, "invalid logbufs value: %d [not %d-%d]",
 			mp->m_logbufs, XLOG_MIN_ICLOGS, XLOG_MAX_ICLOGS);
 		return XFS_ERROR(EINVAL);
 	}
@@ -448,22 +443,16 @@ done:
 	    (mp->m_logbsize < XLOG_MIN_RECORD_BSIZE ||
 	     mp->m_logbsize > XLOG_MAX_RECORD_BSIZE ||
 	     !is_power_of_2(mp->m_logbsize))) {
-		cmn_err(CE_WARN,
-	"XFS: invalid logbufsize: %d [not 16k,32k,64k,128k or 256k]",
+		xfs_warn(mp,
+			"invalid logbufsize: %d [not 16k,32k,64k,128k or 256k]",
 			mp->m_logbsize);
 		return XFS_ERROR(EINVAL);
 	}
 
-	mp->m_fsname = kstrndup(sb->s_id, MAXNAMELEN, GFP_KERNEL);
-	if (!mp->m_fsname)
-		return ENOMEM;
-	mp->m_fsname_len = strlen(mp->m_fsname) + 1;
-
 	if (iosizelog) {
 		if (iosizelog > XFS_MAX_IO_LOG ||
 		    iosizelog < XFS_MIN_IO_LOG) {
-			cmn_err(CE_WARN,
-		"XFS: invalid log iosize: %d [not %d-%d]",
+			xfs_warn(mp, "invalid log iosize: %d [not %d-%d]",
 				iosizelog, XFS_MIN_IO_LOG,
 				XFS_MAX_IO_LOG);
 			return XFS_ERROR(EINVAL);
@@ -610,7 +599,7 @@ xfs_blkdev_get(
 				    mp);
 	if (IS_ERR(*bdevp)) {
 		error = PTR_ERR(*bdevp);
-		printk("XFS: Invalid device [%s], error=%d\n", name, error);
+		xfs_warn(mp, "Invalid device [%s], error=%d\n", name, error);
 	}
 
 	return -error;
@@ -664,23 +653,23 @@ xfs_mountfs_check_barriers(xfs_mount_t *mp)
 	int error;
 
 	if (mp->m_logdev_targp != mp->m_ddev_targp) {
-		xfs_fs_cmn_err(CE_NOTE, mp,
+		xfs_notice(mp,
 		  "Disabling barriers, not supported with external log device");
 		mp->m_flags &= ~XFS_MOUNT_BARRIER;
 		return;
 	}
 
 	if (xfs_readonly_buftarg(mp->m_ddev_targp)) {
-		xfs_fs_cmn_err(CE_NOTE, mp,
-		  "Disabling barriers, underlying device is readonly");
+		xfs_notice(mp,
+			"Disabling barriers, underlying device is readonly");
 		mp->m_flags &= ~XFS_MOUNT_BARRIER;
 		return;
 	}
 
 	error = xfs_barrier_test(mp);
 	if (error) {
-		xfs_fs_cmn_err(CE_NOTE, mp,
-		  "Disabling barriers, trial barrier write failed");
+		xfs_notice(mp,
+			"Disabling barriers, trial barrier write failed");
 		mp->m_flags &= ~XFS_MOUNT_BARRIER;
 		return;
 	}
@@ -743,8 +732,8 @@ xfs_open_devices(
 			goto out_close_logdev;
 
 		if (rtdev == ddev || rtdev == logdev) {
-			cmn_err(CE_WARN,
-	"XFS: Cannot mount filesystem with identical rtdev and ddev/logdev.");
+			xfs_warn(mp,
+	"Cannot mount filesystem with identical rtdev and ddev/logdev.");
 			error = EINVAL;
 			goto out_close_rtdev;
 		}
@@ -827,75 +816,6 @@ xfs_setup_devices(
 	return 0;
 }
 
-/*
- * XFS AIL push thread support
- */
-void
-xfsaild_wakeup(
-	struct xfs_ail		*ailp,
-	xfs_lsn_t		threshold_lsn)
-{
-	/* only ever move the target forwards */
-	if (XFS_LSN_CMP(threshold_lsn, ailp->xa_target) > 0) {
-		ailp->xa_target = threshold_lsn;
-		wake_up_process(ailp->xa_task);
-	}
-}
-
-STATIC int
-xfsaild(
-	void	*data)
-{
-	struct xfs_ail	*ailp = data;
-	xfs_lsn_t	last_pushed_lsn = 0;
-	long		tout = 0; /* milliseconds */
-
-	while (!kthread_should_stop()) {
-		/*
-		 * for short sleeps indicating congestion, don't allow us to
-		 * get woken early. Otherwise all we do is bang on the AIL lock
-		 * without making progress.
-		 */
-		if (tout && tout <= 20)
-			__set_current_state(TASK_KILLABLE);
-		else
-			__set_current_state(TASK_INTERRUPTIBLE);
-		schedule_timeout(tout ?
-				 msecs_to_jiffies(tout) : MAX_SCHEDULE_TIMEOUT);
-
-		/* swsusp */
-		try_to_freeze();
-
-		ASSERT(ailp->xa_mount->m_log);
-		if (XFS_FORCED_SHUTDOWN(ailp->xa_mount))
-			continue;
-
-		tout = xfsaild_push(ailp, &last_pushed_lsn);
-	}
-
-	return 0;
-}	/* xfsaild */
-
-int
-xfsaild_start(
-	struct xfs_ail	*ailp)
-{
-	ailp->xa_target = 0;
-	ailp->xa_task = kthread_run(xfsaild, ailp, "xfsaild/%s",
-				    ailp->xa_mount->m_fsname);
-	if (IS_ERR(ailp->xa_task))
-		return -PTR_ERR(ailp->xa_task);
-	return 0;
-}
-
-void
-xfsaild_stop(
-	struct xfs_ail	*ailp)
-{
-	kthread_stop(ailp->xa_task);
-}
-
-
 /* Catch misguided souls that try to use this interface on XFS */
 STATIC struct inode *
 xfs_fs_alloc_inode(
@@ -1089,7 +1009,7 @@ xfs_fs_write_inode(
 			error = 0;
 			goto out_unlock;
 		}
-		error = xfs_iflush(ip, 0);
+		error = xfs_iflush(ip, SYNC_TRYLOCK);
 	}
 
  out_unlock:
@@ -1202,22 +1122,12 @@ xfs_fs_sync_fs(
 		return -error;
 
 	if (laptop_mode) {
-		int	prev_sync_seq = mp->m_sync_seq;
-
 		/*
 		 * The disk must be active because we're syncing.
 		 * We schedule xfssyncd now (now that the disk is
 		 * active) instead of later (when it might not be).
 		 */
-		wake_up_process(mp->m_sync_task);
-		/*
-		 * We have to wait for the sync iteration to complete.
-		 * If we don't, the disk activity caused by the sync
-		 * will come after the sync is completed, and that
-		 * triggers another sync from laptop mode.
-		 */
-		wait_event(mp->m_wait_single_sync_task,
-				mp->m_sync_seq != prev_sync_seq);
+		flush_delayed_work_sync(&mp->m_sync_work);
 	}
 
 	return 0;
@@ -1345,8 +1255,8 @@ xfs_fs_remount(
 			 * options that we can't actually change.
 			 */
 #if 0
-			printk(KERN_INFO
-	"XFS: mount option \"%s\" not supported for remount\n", p);
+			xfs_info(mp,
+		"mount option \"%s\" not supported for remount\n", p);
 			return -EINVAL;
 #else
 			break;
@@ -1367,8 +1277,7 @@ xfs_fs_remount(
 		if (mp->m_update_flags) {
 			error = xfs_mount_log_sb(mp, mp->m_update_flags);
 			if (error) {
-				cmn_err(CE_WARN,
-					"XFS: failed to write sb changes");
+				xfs_warn(mp, "failed to write sb changes");
 				return error;
 			}
 			mp->m_update_flags = 0;
@@ -1452,15 +1361,15 @@ xfs_finish_flags(
 			mp->m_logbsize = mp->m_sb.sb_logsunit;
 		} else if (mp->m_logbsize > 0 &&
 			   mp->m_logbsize < mp->m_sb.sb_logsunit) {
-			cmn_err(CE_WARN,
-	"XFS: logbuf size must be greater than or equal to log stripe size");
+			xfs_warn(mp,
+		"logbuf size must be greater than or equal to log stripe size");
 			return XFS_ERROR(EINVAL);
 		}
 	} else {
 		/* Fail a mount if the logbuf is larger than 32K */
 		if (mp->m_logbsize > XLOG_BIG_RECORD_BSIZE) {
-			cmn_err(CE_WARN,
-	"XFS: logbuf size for version 1 logs must be 16K or 32K");
+			xfs_warn(mp,
+		"logbuf size for version 1 logs must be 16K or 32K");
 			return XFS_ERROR(EINVAL);
 		}
 	}
@@ -1477,8 +1386,8 @@ xfs_finish_flags(
 	 * prohibit r/w mounts of read-only filesystems
 	 */
 	if ((mp->m_sb.sb_flags & XFS_SBF_READONLY) && !ronly) {
-		cmn_err(CE_WARN,
-	"XFS: cannot mount a read-only filesystem as read-write");
+		xfs_warn(mp,
+			"cannot mount a read-only filesystem as read-write");
 		return XFS_ERROR(EROFS);
 	}
 
@@ -1502,9 +1411,6 @@ xfs_fs_fill_super(
 	spin_lock_init(&mp->m_sb_lock);
 	mutex_init(&mp->m_growlock);
 	atomic_set(&mp->m_active_trans, 0);
-	INIT_LIST_HEAD(&mp->m_sync_list);
-	spin_lock_init(&mp->m_sync_lock);
-	init_waitqueue_head(&mp->m_wait_single_sync_task);
 
 	mp->m_super = sb;
 	sb->s_fs_info = mp;
@@ -1551,10 +1457,14 @@ xfs_fs_fill_super(
 	if (error)
 		goto out_free_sb;
 
-	error = xfs_mountfs(mp);
-	if (error)
-		goto out_filestream_unmount;
-
+	/*
+	 * we must configure the block size in the superblock before we run the
+	 * full mount process as the mount process can lookup and cache inodes.
+	 * For the same reason we must also initialise the syncd and register
+	 * the inode cache shrinker so that inodes can be reclaimed during
+	 * operations like a quotacheck that iterate all inodes in the
+	 * filesystem.
+	 */
 	sb->s_magic = XFS_SB_MAGIC;
 	sb->s_blocksize = mp->m_sb.sb_blocksize;
 	sb->s_blocksize_bits = ffs(sb->s_blocksize) - 1;
@@ -1562,6 +1472,16 @@ xfs_fs_fill_super(
 	sb->s_time_gran = 1;
 	set_posix_acl_flag(sb);
 
+	error = xfs_syncd_init(mp);
+	if (error)
+		goto out_filestream_unmount;
+
+	xfs_inode_shrinker_register(mp);
+
+	error = xfs_mountfs(mp);
+	if (error)
+		goto out_syncd_stop;
+
 	root = igrab(VFS_I(mp->m_rootip));
 	if (!root) {
 		error = ENOENT;
@@ -1577,14 +1497,11 @@ xfs_fs_fill_super(
 		goto fail_vnrele;
 	}
 
-	error = xfs_syncd_init(mp);
-	if (error)
-		goto fail_vnrele;
-
-	xfs_inode_shrinker_register(mp);
-
 	return 0;
 
+ out_syncd_stop:
+	xfs_inode_shrinker_unregister(mp);
+	xfs_syncd_stop(mp);
  out_filestream_unmount:
 	xfs_filestream_unmount(mp);
  out_free_sb:
@@ -1608,6 +1525,9 @@ xfs_fs_fill_super(
 	}
 
  fail_unmount:
+	xfs_inode_shrinker_unregister(mp);
+	xfs_syncd_stop(mp);
+
 	/*
 	 * Blow away any referenced inode in the filestreams cache.
 	 * This can and will cause log traffic as inodes go inactive
@@ -1797,6 +1717,38 @@ xfs_destroy_zones(void)
 }
 
 STATIC int __init
+xfs_init_workqueues(void)
+{
+	/*
+	 * max_active is set to 8 to give enough concurency to allow
+	 * multiple work operations on each CPU to run. This allows multiple
+	 * filesystems to be running sync work concurrently, and scales with
+	 * the number of CPUs in the system.
+	 */
+	xfs_syncd_wq = alloc_workqueue("xfssyncd", WQ_CPU_INTENSIVE, 8);
+	if (!xfs_syncd_wq)
+		goto out;
+
+	xfs_ail_wq = alloc_workqueue("xfsail", WQ_CPU_INTENSIVE, 8);
+	if (!xfs_ail_wq)
+		goto out_destroy_syncd;
+
+	return 0;
+
+out_destroy_syncd:
+	destroy_workqueue(xfs_syncd_wq);
+out:
+	return -ENOMEM;
+}
+
+STATIC void
+xfs_destroy_workqueues(void)
+{
+	destroy_workqueue(xfs_ail_wq);
+	destroy_workqueue(xfs_syncd_wq);
+}
+
+STATIC int __init
 init_xfs_fs(void)
 {
 	int			error;
@@ -1811,10 +1763,14 @@ init_xfs_fs(void)
 	if (error)
 		goto out;
 
-	error = xfs_mru_cache_init();
+	error = xfs_init_workqueues();
 	if (error)
 		goto out_destroy_zones;
 
+	error = xfs_mru_cache_init();
+	if (error)
+		goto out_destroy_wq;
+
 	error = xfs_filestream_init();
 	if (error)
 		goto out_mru_cache_uninit;
@@ -1831,6 +1787,10 @@ init_xfs_fs(void)
 	if (error)
 		goto out_cleanup_procfs;
 
+	error = xfs_init_workqueues();
+	if (error)
+		goto out_sysctl_unregister;
+
 	vfs_initquota();
 
 	error = register_filesystem(&xfs_fs_type);
@@ -1848,6 +1808,8 @@ init_xfs_fs(void)
 	xfs_filestream_uninit();
  out_mru_cache_uninit:
 	xfs_mru_cache_uninit();
+ out_destroy_wq:
+	xfs_destroy_workqueues();
  out_destroy_zones:
 	xfs_destroy_zones();
  out:
@@ -1864,6 +1826,7 @@ exit_xfs_fs(void)
 	xfs_buf_terminate();
 	xfs_filestream_uninit();
 	xfs_mru_cache_uninit();
+	xfs_destroy_workqueues();
 	xfs_destroy_zones();
 }
 
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c
index e22f0057d21f..e4f9c1b0836c 100644
--- a/fs/xfs/linux-2.6/xfs_sync.c
+++ b/fs/xfs/linux-2.6/xfs_sync.c
@@ -22,6 +22,7 @@
 #include "xfs_log.h"
 #include "xfs_inum.h"
 #include "xfs_trans.h"
+#include "xfs_trans_priv.h"
 #include "xfs_sb.h"
 #include "xfs_ag.h"
 #include "xfs_mount.h"
@@ -39,6 +40,8 @@
 #include <linux/kthread.h>
 #include <linux/freezer.h>
 
+struct workqueue_struct	*xfs_syncd_wq;	/* sync workqueue */
+
 /*
  * The inode lookup is done in batches to keep the amount of lock traffic and
  * radix tree lookups to a minimum. The batch size is a trade off between
@@ -401,7 +404,7 @@ xfs_quiesce_fs(
 /*
  * Second stage of a quiesce. The data is already synced, now we have to take
  * care of the metadata. New transactions are already blocked, so we need to
- * wait for any remaining transactions to drain out before proceding.
+ * wait for any remaining transactions to drain out before proceeding.
  */
 void
 xfs_quiesce_attr(
@@ -425,69 +428,18 @@ xfs_quiesce_attr(
 	/* Push the superblock and write an unmount record */
 	error = xfs_log_sbcount(mp, 1);
 	if (error)
-		xfs_fs_cmn_err(CE_WARN, mp,
-				"xfs_attr_quiesce: failed to log sb changes. "
+		xfs_warn(mp, "xfs_attr_quiesce: failed to log sb changes. "
 				"Frozen image may not be consistent.");
 	xfs_log_unmount_write(mp);
 	xfs_unmountfs_writesb(mp);
 }
 
-/*
- * Enqueue a work item to be picked up by the vfs xfssyncd thread.
- * Doing this has two advantages:
- * - It saves on stack space, which is tight in certain situations
- * - It can be used (with care) as a mechanism to avoid deadlocks.
- * Flushing while allocating in a full filesystem requires both.
- */
-STATIC void
-xfs_syncd_queue_work(
-	struct xfs_mount *mp,
-	void		*data,
-	void		(*syncer)(struct xfs_mount *, void *),
-	struct completion *completion)
-{
-	struct xfs_sync_work *work;
-
-	work = kmem_alloc(sizeof(struct xfs_sync_work), KM_SLEEP);
-	INIT_LIST_HEAD(&work->w_list);
-	work->w_syncer = syncer;
-	work->w_data = data;
-	work->w_mount = mp;
-	work->w_completion = completion;
-	spin_lock(&mp->m_sync_lock);
-	list_add_tail(&work->w_list, &mp->m_sync_list);
-	spin_unlock(&mp->m_sync_lock);
-	wake_up_process(mp->m_sync_task);
-}
-
-/*
- * Flush delayed allocate data, attempting to free up reserved space
- * from existing allocations.  At this point a new allocation attempt
- * has failed with ENOSPC and we are in the process of scratching our
- * heads, looking about for more room...
- */
-STATIC void
-xfs_flush_inodes_work(
-	struct xfs_mount *mp,
-	void		*arg)
-{
-	struct inode	*inode = arg;
-	xfs_sync_data(mp, SYNC_TRYLOCK);
-	xfs_sync_data(mp, SYNC_TRYLOCK | SYNC_WAIT);
-	iput(inode);
-}
-
-void
-xfs_flush_inodes(
-	xfs_inode_t	*ip)
+static void
+xfs_syncd_queue_sync(
+	struct xfs_mount        *mp)
 {
-	struct inode	*inode = VFS_I(ip);
-	DECLARE_COMPLETION_ONSTACK(completion);
-
-	igrab(inode);
-	xfs_syncd_queue_work(ip->i_mount, inode, xfs_flush_inodes_work, &completion);
-	wait_for_completion(&completion);
-	xfs_log_force(ip->i_mount, XFS_LOG_SYNC);
+	queue_delayed_work(xfs_syncd_wq, &mp->m_sync_work,
+				msecs_to_jiffies(xfs_syncd_centisecs * 10));
 }
 
 /*
@@ -497,9 +449,10 @@ xfs_flush_inodes(
  */
 STATIC void
 xfs_sync_worker(
-	struct xfs_mount *mp,
-	void		*unused)
+	struct work_struct *work)
 {
+	struct xfs_mount *mp = container_of(to_delayed_work(work),
+					struct xfs_mount, m_sync_work);
 	int		error;
 
 	if (!(mp->m_flags & XFS_MOUNT_RDONLY)) {
@@ -509,73 +462,106 @@ xfs_sync_worker(
 			error = xfs_fs_log_dummy(mp);
 		else
 			xfs_log_force(mp, 0);
-		xfs_reclaim_inodes(mp, 0);
 		error = xfs_qm_sync(mp, SYNC_TRYLOCK);
+
+		/* start pushing all the metadata that is currently dirty */
+		xfs_ail_push_all(mp->m_ail);
 	}
-	mp->m_sync_seq++;
-	wake_up(&mp->m_wait_single_sync_task);
+
+	/* queue us up again */
+	xfs_syncd_queue_sync(mp);
 }
 
-STATIC int
-xfssyncd(
-	void			*arg)
+/*
+ * Queue a new inode reclaim pass if there are reclaimable inodes and there
+ * isn't a reclaim pass already in progress. By default it runs every 5s based
+ * on the xfs syncd work default of 30s. Perhaps this should have it's own
+ * tunable, but that can be done if this method proves to be ineffective or too
+ * aggressive.
+ */
+static void
+xfs_syncd_queue_reclaim(
+	struct xfs_mount        *mp)
 {
-	struct xfs_mount	*mp = arg;
-	long			timeleft;
-	xfs_sync_work_t		*work, *n;
-	LIST_HEAD		(tmp);
-
-	set_freezable();
-	timeleft = xfs_syncd_centisecs * msecs_to_jiffies(10);
-	for (;;) {
-		if (list_empty(&mp->m_sync_list))
-			timeleft = schedule_timeout_interruptible(timeleft);
-		/* swsusp */
-		try_to_freeze();
-		if (kthread_should_stop() && list_empty(&mp->m_sync_list))
-			break;
 
-		spin_lock(&mp->m_sync_lock);
-		/*
-		 * We can get woken by laptop mode, to do a sync -
-		 * that's the (only!) case where the list would be
-		 * empty with time remaining.
-		 */
-		if (!timeleft || list_empty(&mp->m_sync_list)) {
-			if (!timeleft)
-				timeleft = xfs_syncd_centisecs *
-							msecs_to_jiffies(10);
-			INIT_LIST_HEAD(&mp->m_sync_work.w_list);
-			list_add_tail(&mp->m_sync_work.w_list,
-					&mp->m_sync_list);
-		}
-		list_splice_init(&mp->m_sync_list, &tmp);
-		spin_unlock(&mp->m_sync_lock);
+	/*
+	 * We can have inodes enter reclaim after we've shut down the syncd
+	 * workqueue during unmount, so don't allow reclaim work to be queued
+	 * during unmount.
+	 */
+	if (!(mp->m_super->s_flags & MS_ACTIVE))
+		return;
 
-		list_for_each_entry_safe(work, n, &tmp, w_list) {
-			(*work->w_syncer)(mp, work->w_data);
-			list_del(&work->w_list);
-			if (work == &mp->m_sync_work)
-				continue;
-			if (work->w_completion)
-				complete(work->w_completion);
-			kmem_free(work);
-		}
+	rcu_read_lock();
+	if (radix_tree_tagged(&mp->m_perag_tree, XFS_ICI_RECLAIM_TAG)) {
+		queue_delayed_work(xfs_syncd_wq, &mp->m_reclaim_work,
+			msecs_to_jiffies(xfs_syncd_centisecs / 6 * 10));
 	}
+	rcu_read_unlock();
+}
 
-	return 0;
+/*
+ * This is a fast pass over the inode cache to try to get reclaim moving on as
+ * many inodes as possible in a short period of time. It kicks itself every few
+ * seconds, as well as being kicked by the inode cache shrinker when memory
+ * goes low. It scans as quickly as possible avoiding locked inodes or those
+ * already being flushed, and once done schedules a future pass.
+ */
+STATIC void
+xfs_reclaim_worker(
+	struct work_struct *work)
+{
+	struct xfs_mount *mp = container_of(to_delayed_work(work),
+					struct xfs_mount, m_reclaim_work);
+
+	xfs_reclaim_inodes(mp, SYNC_TRYLOCK);
+	xfs_syncd_queue_reclaim(mp);
+}
+
+/*
+ * Flush delayed allocate data, attempting to free up reserved space
+ * from existing allocations.  At this point a new allocation attempt
+ * has failed with ENOSPC and we are in the process of scratching our
+ * heads, looking about for more room.
+ *
+ * Queue a new data flush if there isn't one already in progress and
+ * wait for completion of the flush. This means that we only ever have one
+ * inode flush in progress no matter how many ENOSPC events are occurring and
+ * so will prevent the system from bogging down due to every concurrent
+ * ENOSPC event scanning all the active inodes in the system for writeback.
+ */
+void
+xfs_flush_inodes(
+	struct xfs_inode	*ip)
+{
+	struct xfs_mount	*mp = ip->i_mount;
+
+	queue_work(xfs_syncd_wq, &mp->m_flush_work);
+	flush_work_sync(&mp->m_flush_work);
+}
+
+STATIC void
+xfs_flush_worker(
+	struct work_struct *work)
+{
+	struct xfs_mount *mp = container_of(work,
+					struct xfs_mount, m_flush_work);
+
+	xfs_sync_data(mp, SYNC_TRYLOCK);
+	xfs_sync_data(mp, SYNC_TRYLOCK | SYNC_WAIT);
 }
 
 int
 xfs_syncd_init(
 	struct xfs_mount	*mp)
 {
-	mp->m_sync_work.w_syncer = xfs_sync_worker;
-	mp->m_sync_work.w_mount = mp;
-	mp->m_sync_work.w_completion = NULL;
-	mp->m_sync_task = kthread_run(xfssyncd, mp, "xfssyncd/%s", mp->m_fsname);
-	if (IS_ERR(mp->m_sync_task))
-		return -PTR_ERR(mp->m_sync_task);
+	INIT_WORK(&mp->m_flush_work, xfs_flush_worker);
+	INIT_DELAYED_WORK(&mp->m_sync_work, xfs_sync_worker);
+	INIT_DELAYED_WORK(&mp->m_reclaim_work, xfs_reclaim_worker);
+
+	xfs_syncd_queue_sync(mp);
+	xfs_syncd_queue_reclaim(mp);
+
 	return 0;
 }
 
@@ -583,7 +569,9 @@ void
 xfs_syncd_stop(
 	struct xfs_mount	*mp)
 {
-	kthread_stop(mp->m_sync_task);
+	cancel_delayed_work_sync(&mp->m_sync_work);
+	cancel_delayed_work_sync(&mp->m_reclaim_work);
+	cancel_work_sync(&mp->m_flush_work);
 }
 
 void
@@ -602,6 +590,10 @@ __xfs_inode_set_reclaim_tag(
 				XFS_INO_TO_AGNO(ip->i_mount, ip->i_ino),
 				XFS_ICI_RECLAIM_TAG);
 		spin_unlock(&ip->i_mount->m_perag_lock);
+
+		/* schedule periodic background inode reclaim */
+		xfs_syncd_queue_reclaim(ip->i_mount);
+
 		trace_xfs_perag_set_reclaim(ip->i_mount, pag->pag_agno,
 							-1, _RET_IP_);
 	}
@@ -762,8 +754,10 @@ xfs_reclaim_inode(
 	struct xfs_perag	*pag,
 	int			sync_mode)
 {
-	int	error = 0;
+	int	error;
 
+restart:
+	error = 0;
 	xfs_ilock(ip, XFS_ILOCK_EXCL);
 	if (!xfs_iflock_nowait(ip)) {
 		if (!(sync_mode & SYNC_WAIT))
@@ -789,9 +783,31 @@ xfs_reclaim_inode(
 	if (xfs_inode_clean(ip))
 		goto reclaim;
 
-	/* Now we have an inode that needs flushing */
-	error = xfs_iflush(ip, sync_mode);
+	/*
+	 * Now we have an inode that needs flushing.
+	 *
+	 * We do a nonblocking flush here even if we are doing a SYNC_WAIT
+	 * reclaim as we can deadlock with inode cluster removal.
+	 * xfs_ifree_cluster() can lock the inode buffer before it locks the
+	 * ip->i_lock, and we are doing the exact opposite here. As a result,
+	 * doing a blocking xfs_itobp() to get the cluster buffer will result
+	 * in an ABBA deadlock with xfs_ifree_cluster().
+	 *
+	 * As xfs_ifree_cluser() must gather all inodes that are active in the
+	 * cache to mark them stale, if we hit this case we don't actually want
+	 * to do IO here - we want the inode marked stale so we can simply
+	 * reclaim it. Hence if we get an EAGAIN error on a SYNC_WAIT flush,
+	 * just unlock the inode, back off and try again. Hopefully the next
+	 * pass through will see the stale flag set on the inode.
+	 */
+	error = xfs_iflush(ip, SYNC_TRYLOCK | sync_mode);
 	if (sync_mode & SYNC_WAIT) {
+		if (error == EAGAIN) {
+			xfs_iunlock(ip, XFS_ILOCK_EXCL);
+			/* backoff longer than in xfs_ifree_cluster */
+			delay(2);
+			goto restart;
+		}
 		xfs_iflock(ip);
 		goto reclaim;
 	}
@@ -806,7 +822,7 @@ xfs_reclaim_inode(
 	 * pass on the error.
 	 */
 	if (error && error != EAGAIN && !XFS_FORCED_SHUTDOWN(ip->i_mount)) {
-		xfs_fs_cmn_err(CE_WARN, ip->i_mount,
+		xfs_warn(ip->i_mount,
 			"inode 0x%llx background reclaim flush failed with %d",
 			(long long)ip->i_ino, error);
 	}
@@ -994,7 +1010,13 @@ xfs_reclaim_inodes(
 }
 
 /*
- * Shrinker infrastructure.
+ * Inode cache shrinker.
+ *
+ * When called we make sure that there is a background (fast) inode reclaim in
+ * progress, while we will throttle the speed of reclaim via doiing synchronous
+ * reclaim of inodes. That means if we come across dirty inodes, we wait for
+ * them to be cleaned, which we hope will not be very long due to the
+ * background walker having already kicked the IO off on those dirty inodes.
  */
 static int
 xfs_reclaim_inode_shrink(
@@ -1009,10 +1031,15 @@ xfs_reclaim_inode_shrink(
 
 	mp = container_of(shrink, struct xfs_mount, m_inode_shrink);
 	if (nr_to_scan) {
+		/* kick background reclaimer and push the AIL */
+		xfs_syncd_queue_reclaim(mp);
+		xfs_ail_push_all(mp->m_ail);
+
 		if (!(gfp_mask & __GFP_FS))
 			return -1;
 
-		xfs_reclaim_inodes_ag(mp, SYNC_TRYLOCK, &nr_to_scan);
+		xfs_reclaim_inodes_ag(mp, SYNC_TRYLOCK | SYNC_WAIT,
+					&nr_to_scan);
 		/* terminate if we don't exhaust the scan */
 		if (nr_to_scan > 0)
 			return -1;
diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/linux-2.6/xfs_sync.h
index 32ba6628290c..e3a6ad27415f 100644
--- a/fs/xfs/linux-2.6/xfs_sync.h
+++ b/fs/xfs/linux-2.6/xfs_sync.h
@@ -32,6 +32,8 @@ typedef struct xfs_sync_work {
 #define SYNC_WAIT		0x0001	/* wait for i/o to complete */
 #define SYNC_TRYLOCK		0x0002  /* only try to lock inodes */
 
+extern struct workqueue_struct	*xfs_syncd_wq;	/* sync workqueue */
+
 int xfs_syncd_init(struct xfs_mount *mp);
 void xfs_syncd_stop(struct xfs_mount *mp);
 
diff --git a/fs/xfs/linux-2.6/xfs_sysctl.c b/fs/xfs/linux-2.6/xfs_sysctl.c
index ee3cee097e7e..ee2d2adaa438 100644
--- a/fs/xfs/linux-2.6/xfs_sysctl.c
+++ b/fs/xfs/linux-2.6/xfs_sysctl.c
@@ -37,7 +37,7 @@ xfs_stats_clear_proc_handler(
 	ret = proc_dointvec_minmax(ctl, write, buffer, lenp, ppos);
 
 	if (!ret && write && *valp) {
-		printk("XFS Clearing xfsstats\n");
+		xfs_notice(NULL, "Clearing xfsstats");
 		for_each_possible_cpu(c) {
 			preempt_disable();
 			/* save vn_active, it's a universal truth! */
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index d22aa3103106..6fa214603819 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -544,9 +544,10 @@ xfs_qm_dqtobp(
 	/*
 	 * A simple sanity check in case we got a corrupted dquot...
 	 */
-	if (xfs_qm_dqcheck(ddq, id, dqp->dq_flags & XFS_DQ_ALLTYPES,
+	error = xfs_qm_dqcheck(mp, ddq, id, dqp->dq_flags & XFS_DQ_ALLTYPES,
 			   flags & (XFS_QMOPT_DQREPAIR|XFS_QMOPT_DOWARN),
-			   "dqtobp")) {
+			   "dqtobp");
+	if (error) {
 		if (!(flags & XFS_QMOPT_DQREPAIR)) {
 			xfs_trans_brelse(tp, bp);
 			return XFS_ERROR(EIO);
@@ -599,7 +600,7 @@ xfs_qm_dqread(
 
 	/*
 	 * Reservation counters are defined as reservation plus current usage
-	 * to avoid having to add everytime.
+	 * to avoid having to add every time.
 	 */
 	dqp->q_res_bcount = be64_to_cpu(ddqp->d_bcount);
 	dqp->q_res_icount = be64_to_cpu(ddqp->d_icount);
@@ -827,7 +828,7 @@ xfs_qm_dqget(
 	if (xfs_do_dqerror) {
 		if ((xfs_dqerror_target == mp->m_ddev_targp) &&
 		    (xfs_dqreq_num++ % xfs_dqerror_mod) == 0) {
-			cmn_err(CE_DEBUG, "Returning error in dqget");
+			xfs_debug(mp, "Returning error in dqget");
 			return (EIO);
 		}
 	}
@@ -1207,8 +1208,9 @@ xfs_qm_dqflush(
 	/*
 	 * A simple sanity check in case we got a corrupted dquot..
 	 */
-	if (xfs_qm_dqcheck(&dqp->q_core, be32_to_cpu(ddqp->d_id), 0,
-			   XFS_QMOPT_DOWARN, "dqflush (incore copy)")) {
+	error = xfs_qm_dqcheck(mp, &dqp->q_core, be32_to_cpu(ddqp->d_id), 0,
+			   XFS_QMOPT_DOWARN, "dqflush (incore copy)");
+	if (error) {
 		xfs_buf_relse(bp);
 		xfs_dqfunlock(dqp);
 		xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
@@ -1391,8 +1393,8 @@ xfs_qm_dqpurge(
 		 */
 		error = xfs_qm_dqflush(dqp, SYNC_WAIT);
 		if (error)
-			xfs_fs_cmn_err(CE_WARN, mp,
-				"xfs_qm_dqpurge: dquot %p flush failed", dqp);
+			xfs_warn(mp, "%s: dquot %p flush failed",
+				__func__, dqp);
 		xfs_dqflock(dqp);
 	}
 	ASSERT(atomic_read(&dqp->q_pincount) == 0);
@@ -1425,36 +1427,38 @@ xfs_qm_dqpurge(
 void
 xfs_qm_dqprint(xfs_dquot_t *dqp)
 {
-	cmn_err(CE_DEBUG, "-----------KERNEL DQUOT----------------");
-	cmn_err(CE_DEBUG, "---- dquotID =  %d",
+	struct xfs_mount	*mp = dqp->q_mount;
+
+	xfs_debug(mp, "-----------KERNEL DQUOT----------------");
+	xfs_debug(mp, "---- dquotID =  %d",
 		(int)be32_to_cpu(dqp->q_core.d_id));
-	cmn_err(CE_DEBUG, "---- type    =  %s", DQFLAGTO_TYPESTR(dqp));
-	cmn_err(CE_DEBUG, "---- fs      =  0x%p", dqp->q_mount);
-	cmn_err(CE_DEBUG, "---- blkno   =  0x%x", (int) dqp->q_blkno);
-	cmn_err(CE_DEBUG, "---- boffset =  0x%x", (int) dqp->q_bufoffset);
-	cmn_err(CE_DEBUG, "---- blkhlimit =  %Lu (0x%x)",
+	xfs_debug(mp, "---- type    =  %s", DQFLAGTO_TYPESTR(dqp));
+	xfs_debug(mp, "---- fs      =  0x%p", dqp->q_mount);
+	xfs_debug(mp, "---- blkno   =  0x%x", (int) dqp->q_blkno);
+	xfs_debug(mp, "---- boffset =  0x%x", (int) dqp->q_bufoffset);
+	xfs_debug(mp, "---- blkhlimit =  %Lu (0x%x)",
 		be64_to_cpu(dqp->q_core.d_blk_hardlimit),
 		(int)be64_to_cpu(dqp->q_core.d_blk_hardlimit));
-	cmn_err(CE_DEBUG, "---- blkslimit =  %Lu (0x%x)",
+	xfs_debug(mp, "---- blkslimit =  %Lu (0x%x)",
 		be64_to_cpu(dqp->q_core.d_blk_softlimit),
 		(int)be64_to_cpu(dqp->q_core.d_blk_softlimit));
-	cmn_err(CE_DEBUG, "---- inohlimit =  %Lu (0x%x)",
+	xfs_debug(mp, "---- inohlimit =  %Lu (0x%x)",
 		be64_to_cpu(dqp->q_core.d_ino_hardlimit),
 		(int)be64_to_cpu(dqp->q_core.d_ino_hardlimit));
-	cmn_err(CE_DEBUG, "---- inoslimit =  %Lu (0x%x)",
+	xfs_debug(mp, "---- inoslimit =  %Lu (0x%x)",
 		be64_to_cpu(dqp->q_core.d_ino_softlimit),
 		(int)be64_to_cpu(dqp->q_core.d_ino_softlimit));
-	cmn_err(CE_DEBUG, "---- bcount  =  %Lu (0x%x)",
+	xfs_debug(mp, "---- bcount  =  %Lu (0x%x)",
 		be64_to_cpu(dqp->q_core.d_bcount),
 		(int)be64_to_cpu(dqp->q_core.d_bcount));
-	cmn_err(CE_DEBUG, "---- icount  =  %Lu (0x%x)",
+	xfs_debug(mp, "---- icount  =  %Lu (0x%x)",
 		be64_to_cpu(dqp->q_core.d_icount),
 		(int)be64_to_cpu(dqp->q_core.d_icount));
-	cmn_err(CE_DEBUG, "---- btimer  =  %d",
+	xfs_debug(mp, "---- btimer  =  %d",
 		(int)be32_to_cpu(dqp->q_core.d_btimer));
-	cmn_err(CE_DEBUG, "---- itimer  =  %d",
+	xfs_debug(mp, "---- itimer  =  %d",
 		(int)be32_to_cpu(dqp->q_core.d_itimer));
-	cmn_err(CE_DEBUG, "---------------------------");
+	xfs_debug(mp, "---------------------------");
 }
 #endif
 
diff --git a/fs/xfs/quota/xfs_dquot_item.c b/fs/xfs/quota/xfs_dquot_item.c
index 2a1f3dc10a02..9e0e2fa3f2c8 100644
--- a/fs/xfs/quota/xfs_dquot_item.c
+++ b/fs/xfs/quota/xfs_dquot_item.c
@@ -136,9 +136,8 @@ xfs_qm_dquot_logitem_push(
 	 */
 	error = xfs_qm_dqflush(dqp, 0);
 	if (error)
-		xfs_fs_cmn_err(CE_WARN, dqp->q_mount,
-			"xfs_qm_dquot_logitem_push: push error %d on dqp %p",
-			error, dqp);
+		xfs_warn(dqp->q_mount, "%s: push error %d on dqp %p",
+			__func__, error, dqp);
 	xfs_dqunlock(dqp);
 }
 
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index 206a2815ced6..69228aa8605a 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -80,7 +80,7 @@ xfs_qm_dquot_list_print(
 	int		i = 0;
 
 	list_for_each_entry(dqp, &mp->m_quotainfo->qi_dqlist_lock, qi_mplist) {
-		cmn_err(CE_DEBUG, "   %d. \"%d (%s)\"   "
+		xfs_debug(mp, "   %d. \"%d (%s)\"   "
 				  "bcnt = %lld, icnt = %lld, refs = %d",
 			i++, be32_to_cpu(dqp->q_core.d_id),
 			DQFLAGTO_TYPESTR(dqp),
@@ -205,7 +205,7 @@ xfs_qm_destroy(
 	list_for_each_entry_safe(dqp, n, &xqm->qm_dqfrlist, q_freelist) {
 		xfs_dqlock(dqp);
 #ifdef QUOTADEBUG
-		cmn_err(CE_DEBUG, "FREELIST destroy 0x%p", dqp);
+		xfs_debug(dqp->q_mount, "FREELIST destroy 0x%p", dqp);
 #endif
 		list_del_init(&dqp->q_freelist);
 		xfs_Gqm->qm_dqfrlist_cnt--;
@@ -341,9 +341,7 @@ xfs_qm_mount_quotas(
 	 * quotas immediately.
 	 */
 	if (mp->m_sb.sb_rextents) {
-		cmn_err(CE_NOTE,
-			"Cannot turn on quotas for realtime filesystem %s",
-			mp->m_fsname);
+		xfs_notice(mp, "Cannot turn on quotas for realtime filesystem");
 		mp->m_qflags = 0;
 		goto write_changes;
 	}
@@ -402,14 +400,13 @@ xfs_qm_mount_quotas(
 			 * off, but the on disk superblock doesn't know that !
 			 */
 			ASSERT(!(XFS_IS_QUOTA_RUNNING(mp)));
-			xfs_fs_cmn_err(CE_ALERT, mp,
-				"XFS mount_quotas: Superblock update failed!");
+			xfs_alert(mp, "%s: Superblock update failed!",
+				__func__);
 		}
 	}
 
 	if (error) {
-		xfs_fs_cmn_err(CE_WARN, mp,
-			"Failed to initialize disk quotas.");
+		xfs_warn(mp, "Failed to initialize disk quotas.");
 		return;
 	}
 
@@ -464,12 +461,10 @@ xfs_qm_dqflush_all(
 	struct xfs_quotainfo	*q = mp->m_quotainfo;
 	int			recl;
 	struct xfs_dquot	*dqp;
-	int			niters;
 	int			error;
 
 	if (!q)
 		return 0;
-	niters = 0;
 again:
 	mutex_lock(&q->qi_dqlist_lock);
 	list_for_each_entry(dqp, &q->qi_dqlist, q_mplist) {
@@ -1230,13 +1225,6 @@ xfs_qm_qino_alloc(
 	}
 
 	/*
-	 * Keep an extra reference to this quota inode. This inode is
-	 * locked exclusively and joined to the transaction already.
-	 */
-	ASSERT(xfs_isilocked(*ip, XFS_ILOCK_EXCL));
-	IHOLD(*ip);
-
-	/*
 	 * Make the changes in the superblock, and log those too.
 	 * sbfields arg may contain fields other than *QUOTINO;
 	 * VERSIONNUM for example.
@@ -1264,7 +1252,7 @@ xfs_qm_qino_alloc(
 	xfs_mod_sb(tp, sbfields);
 
 	if ((error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES))) {
-		xfs_fs_cmn_err(CE_ALERT, mp, "XFS qino_alloc failed!");
+		xfs_alert(mp, "%s failed (error %d)!", __func__, error);
 		return error;
 	}
 	return 0;
@@ -1299,7 +1287,7 @@ xfs_qm_reset_dqcounts(
 		 * output any warnings because it's perfectly possible to
 		 * find uninitialised dquot blks. See comment in xfs_qm_dqcheck.
 		 */
-		(void) xfs_qm_dqcheck(ddq, id+j, type, XFS_QMOPT_DQREPAIR,
+		(void) xfs_qm_dqcheck(mp, ddq, id+j, type, XFS_QMOPT_DQREPAIR,
 				      "xfs_quotacheck");
 		ddq->d_bcount = 0;
 		ddq->d_icount = 0;
@@ -1324,14 +1312,9 @@ xfs_qm_dqiter_bufs(
 {
 	xfs_buf_t	*bp;
 	int		error;
-	int		notcommitted;
-	int		incr;
 	int		type;
 
 	ASSERT(blkcnt > 0);
-	notcommitted = 0;
-	incr = (blkcnt > XFS_QM_MAX_DQCLUSTER_LOGSZ) ?
-		XFS_QM_MAX_DQCLUSTER_LOGSZ : blkcnt;
 	type = flags & XFS_QMOPT_UQUOTA ? XFS_DQ_USER :
 		(flags & XFS_QMOPT_PQUOTA ? XFS_DQ_PROJ : XFS_DQ_GROUP);
 	error = 0;
@@ -1676,7 +1659,7 @@ xfs_qm_quotacheck(
 	 */
 	ASSERT(list_empty(&mp->m_quotainfo->qi_dqlist));
 
-	cmn_err(CE_NOTE, "XFS quotacheck %s: Please wait.", mp->m_fsname);
+	xfs_notice(mp, "Quotacheck needed: Please wait.");
 
 	/*
 	 * First we go thru all the dquots on disk, USR and GRP/PRJ, and reset
@@ -1754,9 +1737,9 @@ xfs_qm_quotacheck(
 
  error_return:
 	if (error) {
-		cmn_err(CE_WARN, "XFS quotacheck %s: Unsuccessful (Error %d): "
-			"Disabling quotas.",
-			mp->m_fsname, error);
+		xfs_warn(mp,
+	"Quotacheck: Unsuccessful (Error %d): Disabling quotas.",
+			error);
 		/*
 		 * We must turn off quotas.
 		 */
@@ -1764,12 +1747,11 @@ xfs_qm_quotacheck(
 		ASSERT(xfs_Gqm != NULL);
 		xfs_qm_destroy_quotainfo(mp);
 		if (xfs_mount_reset_sbqflags(mp)) {
-			cmn_err(CE_WARN, "XFS quotacheck %s: "
-				"Failed to reset quota flags.", mp->m_fsname);
+			xfs_warn(mp,
+				"Quotacheck: Failed to reset quota flags.");
 		}
-	} else {
-		cmn_err(CE_NOTE, "XFS quotacheck %s: Done.", mp->m_fsname);
-	}
+	} else
+		xfs_notice(mp, "Quotacheck: Done.");
 	return (error);
 }
 
@@ -1937,8 +1919,8 @@ again:
 			 */
 			error = xfs_qm_dqflush(dqp, 0);
 			if (error) {
-				xfs_fs_cmn_err(CE_WARN, mp,
-			"xfs_qm_dqreclaim: dquot %p flush failed", dqp);
+				xfs_warn(mp, "%s: dquot %p flush failed",
+					__func__, dqp);
 			}
 			goto dqunlock;
 		}
@@ -2115,7 +2097,7 @@ xfs_qm_write_sb_changes(
 	int		error;
 
 #ifdef QUOTADEBUG
-	cmn_err(CE_NOTE, "Writing superblock quota changes :%s", mp->m_fsname);
+	xfs_notice(mp, "Writing superblock quota changes");
 #endif
 	tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SBCHANGE);
 	if ((error = xfs_trans_reserve(tp, 0,
diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/quota/xfs_qm.h
index c9446f1c726d..567b29b9f1b3 100644
--- a/fs/xfs/quota/xfs_qm.h
+++ b/fs/xfs/quota/xfs_qm.h
@@ -65,11 +65,6 @@ extern kmem_zone_t	*qm_dqtrxzone;
  * block in the dquot/xqm code.
  */
 #define XFS_DQUOT_CLUSTER_SIZE_FSB	(xfs_filblks_t)1
-/*
- * When doing a quotacheck, we log dquot clusters of this many FSBs at most
- * in a single transaction. We don't want to ask for too huge a log reservation.
- */
-#define XFS_QM_MAX_DQCLUSTER_LOGSZ	3
 
 typedef xfs_dqhash_t	xfs_dqlist_t;
 
diff --git a/fs/xfs/quota/xfs_qm_bhv.c b/fs/xfs/quota/xfs_qm_bhv.c
index 45b5cb1788ab..a0a829addca9 100644
--- a/fs/xfs/quota/xfs_qm_bhv.c
+++ b/fs/xfs/quota/xfs_qm_bhv.c
@@ -119,8 +119,7 @@ xfs_qm_newmount(
 	     (gquotaondisk && !XFS_IS_GQUOTA_ON(mp)) ||
 	    (!gquotaondisk &&  XFS_IS_OQUOTA_ON(mp)))  &&
 	    xfs_dev_is_read_only(mp, "changing quota state")) {
-		cmn_err(CE_WARN,
-			"XFS: please mount with%s%s%s%s.",
+		xfs_warn(mp, "please mount with%s%s%s%s.",
 			(!quotaondisk ? "out quota" : ""),
 			(uquotaondisk ? " usrquota" : ""),
 			(pquotaondisk ? " prjquota" : ""),
@@ -135,7 +134,7 @@ xfs_qm_newmount(
 		 */
 		if (quotaondisk && !XFS_QM_NEED_QUOTACHECK(mp)) {
 			/*
-			 * If an error occured, qm_mount_quotas code
+			 * If an error occurred, qm_mount_quotas code
 			 * has already disabled quotas. So, just finish
 			 * mounting, and get on with the boring life
 			 * without disk quotas.
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index bdebc183223e..2dadb15d5ca9 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -41,12 +41,6 @@
 #include "xfs_qm.h"
 #include "xfs_trace.h"
 
-#ifdef DEBUG
-# define qdprintk(s, args...)	cmn_err(CE_DEBUG, s, ## args)
-#else
-# define qdprintk(s, args...)	do { } while (0)
-#endif
-
 STATIC int	xfs_qm_log_quotaoff(xfs_mount_t *, xfs_qoff_logitem_t **, uint);
 STATIC int	xfs_qm_log_quotaoff_end(xfs_mount_t *, xfs_qoff_logitem_t *,
 					uint);
@@ -178,7 +172,7 @@ xfs_qm_scall_quotaoff(
 	/*
 	 * Next we make the changes in the quota flag in the mount struct.
 	 * This isn't protected by a particular lock directly, because we
-	 * don't want to take a mrlock everytime we depend on quotas being on.
+	 * don't want to take a mrlock every time we depend on quotas being on.
 	 */
 	mp->m_qflags &= ~(flags);
 
@@ -294,7 +288,8 @@ xfs_qm_scall_trunc_qfiles(
 	int		error = 0, error2 = 0;
 
 	if (!xfs_sb_version_hasquota(&mp->m_sb) || flags == 0) {
-		qdprintk("qtrunc flags=%x m_qflags=%x\n", flags, mp->m_qflags);
+		xfs_debug(mp, "%s: flags=%x m_qflags=%x\n",
+			__func__, flags, mp->m_qflags);
 		return XFS_ERROR(EINVAL);
 	}
 
@@ -318,20 +313,19 @@ xfs_qm_scall_quotaon(
 {
 	int		error;
 	uint		qf;
-	uint		accflags;
 	__int64_t	sbflags;
 
 	flags &= (XFS_ALL_QUOTA_ACCT | XFS_ALL_QUOTA_ENFD);
 	/*
 	 * Switching on quota accounting must be done at mount time.
 	 */
-	accflags = flags & XFS_ALL_QUOTA_ACCT;
 	flags &= ~(XFS_ALL_QUOTA_ACCT);
 
 	sbflags = 0;
 
 	if (flags == 0) {
-		qdprintk("quotaon: zero flags, m_qflags=%x\n", mp->m_qflags);
+		xfs_debug(mp, "%s: zero flags, m_qflags=%x\n",
+			__func__, mp->m_qflags);
 		return XFS_ERROR(EINVAL);
 	}
 
@@ -352,12 +346,13 @@ xfs_qm_scall_quotaon(
 	    (flags & XFS_GQUOTA_ACCT) == 0 &&
 	    (mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) == 0 &&
 	    (flags & XFS_OQUOTA_ENFD))) {
-		qdprintk("Can't enforce without acct, flags=%x sbflags=%x\n",
-			flags, mp->m_sb.sb_qflags);
+		xfs_debug(mp,
+			"%s: Can't enforce without acct, flags=%x sbflags=%x\n",
+			__func__, flags, mp->m_sb.sb_qflags);
 		return XFS_ERROR(EINVAL);
 	}
 	/*
-	 * If everything's upto-date incore, then don't waste time.
+	 * If everything's up to-date incore, then don't waste time.
 	 */
 	if ((mp->m_qflags & flags) == flags)
 		return XFS_ERROR(EEXIST);
@@ -541,7 +536,7 @@ xfs_qm_scall_setqlim(
 			q->qi_bsoftlimit = soft;
 		}
 	} else {
-		qdprintk("blkhard %Ld < blksoft %Ld\n", hard, soft);
+		xfs_debug(mp, "blkhard %Ld < blksoft %Ld\n", hard, soft);
 	}
 	hard = (newlim->d_fieldmask & FS_DQ_RTBHARD) ?
 		(xfs_qcnt_t) XFS_BB_TO_FSB(mp, newlim->d_rtb_hardlimit) :
@@ -557,7 +552,7 @@ xfs_qm_scall_setqlim(
 			q->qi_rtbsoftlimit = soft;
 		}
 	} else {
-		qdprintk("rtbhard %Ld < rtbsoft %Ld\n", hard, soft);
+		xfs_debug(mp, "rtbhard %Ld < rtbsoft %Ld\n", hard, soft);
 	}
 
 	hard = (newlim->d_fieldmask & FS_DQ_IHARD) ?
@@ -574,7 +569,7 @@ xfs_qm_scall_setqlim(
 			q->qi_isoftlimit = soft;
 		}
 	} else {
-		qdprintk("ihard %Ld < isoft %Ld\n", hard, soft);
+		xfs_debug(mp, "ihard %Ld < isoft %Ld\n", hard, soft);
 	}
 
 	/*
@@ -939,10 +934,11 @@ struct mutex  qcheck_lock;
 #define DQTEST_LIST_PRINT(l, NXT, title) \
 { \
 	  xfs_dqtest_t	*dqp; int i = 0;\
-	  cmn_err(CE_DEBUG, "%s (#%d)", title, (int) (l)->qh_nelems); \
+	  xfs_debug(NULL, "%s (#%d)", title, (int) (l)->qh_nelems); \
 	  for (dqp = (xfs_dqtest_t *)(l)->qh_next; dqp != NULL; \
 	       dqp = (xfs_dqtest_t *)dqp->NXT) { \
-		cmn_err(CE_DEBUG, "  %d. \"%d (%s)\"  bcnt = %d, icnt = %d", \
+		xfs_debug(dqp->q_mount,		\
+			"  %d. \"%d (%s)\"  bcnt = %d, icnt = %d", \
 			 ++i, dqp->d_id, DQFLAGTO_TYPESTR(dqp),	     \
 			 dqp->d_bcount, dqp->d_icount); } \
 }
@@ -966,16 +962,17 @@ xfs_qm_hashinsert(xfs_dqhash_t *h, xfs_dqtest_t *dqp)
 }
 STATIC void
 xfs_qm_dqtest_print(
-	xfs_dqtest_t	*d)
+	struct xfs_mount	*mp,
+	struct dqtest		*d)
 {
-	cmn_err(CE_DEBUG, "-----------DQTEST DQUOT----------------");
-	cmn_err(CE_DEBUG, "---- dquot ID = %d", d->d_id);
-	cmn_err(CE_DEBUG, "---- fs       = 0x%p", d->q_mount);
-	cmn_err(CE_DEBUG, "---- bcount   = %Lu (0x%x)",
+	xfs_debug(mp, "-----------DQTEST DQUOT----------------");
+	xfs_debug(mp, "---- dquot ID = %d", d->d_id);
+	xfs_debug(mp, "---- fs       = 0x%p", d->q_mount);
+	xfs_debug(mp, "---- bcount   = %Lu (0x%x)",
 		d->d_bcount, (int)d->d_bcount);
-	cmn_err(CE_DEBUG, "---- icount   = %Lu (0x%x)",
+	xfs_debug(mp, "---- icount   = %Lu (0x%x)",
 		d->d_icount, (int)d->d_icount);
-	cmn_err(CE_DEBUG, "---------------------------");
+	xfs_debug(mp, "---------------------------");
 }
 
 STATIC void
@@ -989,12 +986,14 @@ xfs_qm_dqtest_failed(
 {
 	qmtest_nfails++;
 	if (error)
-		cmn_err(CE_DEBUG, "quotacheck failed id=%d, err=%d\nreason: %s",
-		       d->d_id, error, reason);
+		xfs_debug(dqp->q_mount,
+			"quotacheck failed id=%d, err=%d\nreason: %s",
+			d->d_id, error, reason);
 	else
-		cmn_err(CE_DEBUG, "quotacheck failed id=%d (%s) [%d != %d]",
-		       d->d_id, reason, (int)a, (int)b);
-	xfs_qm_dqtest_print(d);
+		xfs_debug(dqp->q_mount,
+			"quotacheck failed id=%d (%s) [%d != %d]",
+			d->d_id, reason, (int)a, (int)b);
+	xfs_qm_dqtest_print(dqp->q_mount, d);
 	if (dqp)
 		xfs_qm_dqprint(dqp);
 }
@@ -1021,9 +1020,9 @@ xfs_dqtest_cmp2(
 	    be64_to_cpu(dqp->q_core.d_bcount) >=
 	    be64_to_cpu(dqp->q_core.d_blk_softlimit)) {
 		if (!dqp->q_core.d_btimer && dqp->q_core.d_id) {
-			cmn_err(CE_DEBUG,
-				"%d [%s] [0x%p] BLK TIMER NOT STARTED",
-				d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
+			xfs_debug(dqp->q_mount,
+				"%d [%s] BLK TIMER NOT STARTED",
+				d->d_id, DQFLAGTO_TYPESTR(d));
 			err++;
 		}
 	}
@@ -1031,16 +1030,16 @@ xfs_dqtest_cmp2(
 	    be64_to_cpu(dqp->q_core.d_icount) >=
 	    be64_to_cpu(dqp->q_core.d_ino_softlimit)) {
 		if (!dqp->q_core.d_itimer && dqp->q_core.d_id) {
-			cmn_err(CE_DEBUG,
-				"%d [%s] [0x%p] INO TIMER NOT STARTED",
-				d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
+			xfs_debug(dqp->q_mount,
+				"%d [%s] INO TIMER NOT STARTED",
+				d->d_id, DQFLAGTO_TYPESTR(d));
 			err++;
 		}
 	}
 #ifdef QUOTADEBUG
 	if (!err) {
-		cmn_err(CE_DEBUG, "%d [%s] [0x%p] qchecked",
-			d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
+		xfs_debug(dqp->q_mount, "%d [%s] qchecked",
+			d->d_id, DQFLAGTO_TYPESTR(d));
 	}
 #endif
 	return (err);
@@ -1137,8 +1136,8 @@ xfs_qm_internalqcheck_adjust(
 
 	if (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino) {
 		*res = BULKSTAT_RV_NOTHING;
-		qdprintk("internalqcheck: ino=%llu, uqino=%llu, gqino=%llu\n",
-			(unsigned long long) ino,
+		xfs_debug(mp, "%s: ino=%llu, uqino=%llu, gqino=%llu\n",
+			__func__, (unsigned long long) ino,
 			(unsigned long long) mp->m_sb.sb_uquotino,
 			(unsigned long long) mp->m_sb.sb_gquotino);
 		return XFS_ERROR(EINVAL);
@@ -1223,12 +1222,12 @@ xfs_qm_internalqcheck(
 				 xfs_qm_internalqcheck_adjust,
 				 0, NULL, &done);
 		if (error) {
-			cmn_err(CE_DEBUG, "Bulkstat returned error 0x%x", error);
+			xfs_debug(mp, "Bulkstat returned error 0x%x", error);
 			break;
 		}
 	} while (!done);
 
-	cmn_err(CE_DEBUG, "Checking results against system dquots");
+	xfs_debug(mp, "Checking results against system dquots");
 	for (i = 0; i < qmtest_hashmask; i++) {
 		xfs_dqtest_t	*d, *n;
 		xfs_dqhash_t	*h;
@@ -1246,10 +1245,10 @@ xfs_qm_internalqcheck(
 	}
 
 	if (qmtest_nfails) {
-		cmn_err(CE_DEBUG, "******** quotacheck failed  ********");
-		cmn_err(CE_DEBUG, "failures = %d", qmtest_nfails);
+		xfs_debug(mp, "******** quotacheck failed  ********");
+		xfs_debug(mp, "failures = %d", qmtest_nfails);
 	} else {
-		cmn_err(CE_DEBUG, "******** quotacheck successful! ********");
+		xfs_debug(mp, "******** quotacheck successful! ********");
 	}
 	kmem_free(qmtest_udqtab);
 	kmem_free(qmtest_gdqtab);
diff --git a/fs/xfs/quota/xfs_trans_dquot.c b/fs/xfs/quota/xfs_trans_dquot.c
index 7de91d1b75c0..2a3648731331 100644
--- a/fs/xfs/quota/xfs_trans_dquot.c
+++ b/fs/xfs/quota/xfs_trans_dquot.c
@@ -643,8 +643,9 @@ xfs_trans_dqresv(
 	     (XFS_IS_OQUOTA_ENFORCED(dqp->q_mount) &&
 	      (XFS_QM_ISPDQ(dqp) || XFS_QM_ISGDQ(dqp))))) {
 #ifdef QUOTADEBUG
-		cmn_err(CE_DEBUG, "BLK Res: nblks=%ld + resbcount=%Ld"
-			  " > hardlimit=%Ld?", nblks, *resbcountp, hardlimit);
+		xfs_debug(mp,
+			"BLK Res: nblks=%ld + resbcount=%Ld > hardlimit=%Ld?",
+			nblks, *resbcountp, hardlimit);
 #endif
 		if (nblks > 0) {
 			/*
diff --git a/fs/xfs/support/debug.c b/fs/xfs/support/debug.c
deleted file mode 100644
index 0df88897ef84..000000000000
--- a/fs/xfs/support/debug.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-#include <xfs.h>
-#include "debug.h"
-
-/* xfs_mount.h drags a lot of crap in, sorry.. */
-#include "xfs_sb.h"
-#include "xfs_inum.h"
-#include "xfs_ag.h"
-#include "xfs_mount.h"
-#include "xfs_error.h"
-
-void
-cmn_err(
-	const char	*lvl,
-	const char	*fmt,
-	...)
-{
-	struct va_format vaf;
-	va_list		args;
-
-	va_start(args, fmt);
-	vaf.fmt = fmt;
-	vaf.va = &args;
-
-	printk("%s%pV", lvl, &vaf);
-	va_end(args);
-
-	BUG_ON(strncmp(lvl, KERN_EMERG, strlen(KERN_EMERG)) == 0);
-}
-
-void
-xfs_fs_cmn_err(
-	const char		*lvl,
-	struct xfs_mount	*mp,
-	const char		*fmt,
-	...)
-{
-	struct va_format	vaf;
-	va_list			args;
-
-	va_start(args, fmt);
-	vaf.fmt = fmt;
-	vaf.va = &args;
-
-	printk("%sFilesystem %s: %pV", lvl, mp->m_fsname, &vaf);
-	va_end(args);
-
-	BUG_ON(strncmp(lvl, KERN_EMERG, strlen(KERN_EMERG)) == 0);
-}
-
-/* All callers to xfs_cmn_err use CE_ALERT, so don't bother testing lvl */
-void
-xfs_cmn_err(
-	int			panic_tag,
-	const char		*lvl,
-	struct xfs_mount	*mp,
-	const char		*fmt,
-	...)
-{
-	struct va_format	vaf;
-	va_list			args;
-	int			do_panic = 0;
-
-	if (xfs_panic_mask && (xfs_panic_mask & panic_tag)) {
-		printk(KERN_ALERT "XFS: Transforming an alert into a BUG.");
-		do_panic = 1;
-	}
-
-	va_start(args, fmt);
-	vaf.fmt = fmt;
-	vaf.va = &args;
-
-	printk(KERN_ALERT "Filesystem %s: %pV", mp->m_fsname, &vaf);
-	va_end(args);
-
-	BUG_ON(do_panic);
-}
-
-void
-assfail(char *expr, char *file, int line)
-{
-	printk(KERN_CRIT "Assertion failed: %s, file: %s, line: %d\n", expr,
-	       file, line);
-	BUG();
-}
-
-void
-xfs_hex_dump(void *p, int length)
-{
-	print_hex_dump(KERN_ALERT, "", DUMP_PREFIX_ADDRESS, 16, 1, p, length, 1);
-}
diff --git a/fs/xfs/support/debug.h b/fs/xfs/support/debug.h
deleted file mode 100644
index 05699f67d475..000000000000
--- a/fs/xfs/support/debug.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.
- * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-#ifndef	__XFS_SUPPORT_DEBUG_H__
-#define	__XFS_SUPPORT_DEBUG_H__
-
-#include <stdarg.h>
-
-struct xfs_mount;
-
-#define CE_DEBUG        KERN_DEBUG
-#define CE_CONT         KERN_INFO
-#define CE_NOTE         KERN_NOTICE
-#define CE_WARN         KERN_WARNING
-#define CE_ALERT        KERN_ALERT
-#define CE_PANIC        KERN_EMERG
-
-void cmn_err(const char *lvl, const char *fmt, ...)
-		__attribute__ ((format (printf, 2, 3)));
-void xfs_fs_cmn_err( const char *lvl, struct xfs_mount *mp,
-		const char *fmt, ...) __attribute__ ((format (printf, 3, 4)));
-void xfs_cmn_err( int panic_tag, const char *lvl, struct xfs_mount *mp,
-		const char *fmt, ...) __attribute__ ((format (printf, 4, 5)));
-
-extern void assfail(char *expr, char *f, int l);
-
-#define ASSERT_ALWAYS(expr)	\
-	(unlikely(expr) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
-
-#ifndef DEBUG
-#define ASSERT(expr)	((void)0)
-
-#ifndef STATIC
-# define STATIC static noinline
-#endif
-
-#else /* DEBUG */
-
-#define ASSERT(expr)	\
-	(unlikely(expr) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
-
-#ifndef STATIC
-# define STATIC noinline
-#endif
-
-#endif /* DEBUG */
-#endif  /* __XFS_SUPPORT_DEBUG_H__ */
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index f3227984a9bf..27d64d752eab 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -147,10 +147,9 @@ xfs_alloc_get_rec(
  */
 STATIC void
 xfs_alloc_compute_aligned(
+	xfs_alloc_arg_t	*args,		/* allocation argument structure */
 	xfs_agblock_t	foundbno,	/* starting block in found extent */
 	xfs_extlen_t	foundlen,	/* length in found extent */
-	xfs_extlen_t	alignment,	/* alignment for allocation */
-	xfs_extlen_t	minlen,		/* minimum length for allocation */
 	xfs_agblock_t	*resbno,	/* result block number */
 	xfs_extlen_t	*reslen)	/* result length */
 {
@@ -158,8 +157,8 @@ xfs_alloc_compute_aligned(
 	xfs_extlen_t	diff;
 	xfs_extlen_t	len;
 
-	if (alignment > 1 && foundlen >= minlen) {
-		bno = roundup(foundbno, alignment);
+	if (args->alignment > 1 && foundlen >= args->minlen) {
+		bno = roundup(foundbno, args->alignment);
 		diff = bno - foundbno;
 		len = diff >= foundlen ? 0 : foundlen - diff;
 	} else {
@@ -464,6 +463,27 @@ xfs_alloc_read_agfl(
 	return 0;
 }
 
+STATIC int
+xfs_alloc_update_counters(
+	struct xfs_trans	*tp,
+	struct xfs_perag	*pag,
+	struct xfs_buf		*agbp,
+	long			len)
+{
+	struct xfs_agf		*agf = XFS_BUF_TO_AGF(agbp);
+
+	pag->pagf_freeblks += len;
+	be32_add_cpu(&agf->agf_freeblks, len);
+
+	xfs_trans_agblocks_delta(tp, len);
+	if (unlikely(be32_to_cpu(agf->agf_freeblks) >
+		     be32_to_cpu(agf->agf_length)))
+		return EFSCORRUPTED;
+
+	xfs_alloc_log_agf(tp, agbp, XFS_AGF_FREEBLKS);
+	return 0;
+}
+
 /*
  * Allocation group level functions.
  */
@@ -505,49 +525,44 @@ xfs_alloc_ag_vextent(
 		ASSERT(0);
 		/* NOTREACHED */
 	}
-	if (error)
+
+	if (error || args->agbno == NULLAGBLOCK)
 		return error;
-	/*
-	 * If the allocation worked, need to change the agf structure
-	 * (and log it), and the superblock.
-	 */
-	if (args->agbno != NULLAGBLOCK) {
-		xfs_agf_t	*agf;	/* allocation group freelist header */
-		long		slen = (long)args->len;
 
-		ASSERT(args->len >= args->minlen && args->len <= args->maxlen);
-		ASSERT(!(args->wasfromfl) || !args->isfl);
-		ASSERT(args->agbno % args->alignment == 0);
-		if (!(args->wasfromfl)) {
-
-			agf = XFS_BUF_TO_AGF(args->agbp);
-			be32_add_cpu(&agf->agf_freeblks, -(args->len));
-			xfs_trans_agblocks_delta(args->tp,
-						 -((long)(args->len)));
-			args->pag->pagf_freeblks -= args->len;
-			ASSERT(be32_to_cpu(agf->agf_freeblks) <=
-				be32_to_cpu(agf->agf_length));
-			xfs_alloc_log_agf(args->tp, args->agbp,
-						XFS_AGF_FREEBLKS);
-			/*
-			 * Search the busylist for these blocks and mark the
-			 * transaction as synchronous if blocks are found. This
-			 * avoids the need to block due to a synchronous log
-			 * force to ensure correct ordering as the synchronous
-			 * transaction will guarantee that for us.
-			 */
-			if (xfs_alloc_busy_search(args->mp, args->agno,
-						args->agbno, args->len))
-				xfs_trans_set_sync(args->tp);
-		}
-		if (!args->isfl)
-			xfs_trans_mod_sb(args->tp,
-				args->wasdel ? XFS_TRANS_SB_RES_FDBLOCKS :
-					XFS_TRANS_SB_FDBLOCKS, -slen);
-		XFS_STATS_INC(xs_allocx);
-		XFS_STATS_ADD(xs_allocb, args->len);
+	ASSERT(args->len >= args->minlen);
+	ASSERT(args->len <= args->maxlen);
+	ASSERT(!args->wasfromfl || !args->isfl);
+	ASSERT(args->agbno % args->alignment == 0);
+
+	if (!args->wasfromfl) {
+		error = xfs_alloc_update_counters(args->tp, args->pag,
+						  args->agbp,
+						  -((long)(args->len)));
+		if (error)
+			return error;
+
+		/*
+		 * Search the busylist for these blocks and mark the
+		 * transaction as synchronous if blocks are found. This
+		 * avoids the need to block due to a synchronous log
+		 * force to ensure correct ordering as the synchronous
+		 * transaction will guarantee that for us.
+		 */
+		if (xfs_alloc_busy_search(args->mp, args->agno,
+					args->agbno, args->len))
+			xfs_trans_set_sync(args->tp);
 	}
-	return 0;
+
+	if (!args->isfl) {
+		xfs_trans_mod_sb(args->tp, args->wasdel ?
+				 XFS_TRANS_SB_RES_FDBLOCKS :
+				 XFS_TRANS_SB_FDBLOCKS,
+				 -((long)(args->len)));
+	}
+
+	XFS_STATS_INC(xs_allocx);
+	XFS_STATS_ADD(xs_allocb, args->len);
+	return error;
 }
 
 /*
@@ -693,8 +708,7 @@ xfs_alloc_find_best_extent(
 		if (error)
 			goto error0;
 		XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
-		xfs_alloc_compute_aligned(*sbno, *slen, args->alignment,
-					  args->minlen, &bno, slena);
+		xfs_alloc_compute_aligned(args, *sbno, *slen, &bno, slena);
 
 		/*
 		 * The good extent is closer than this one.
@@ -866,8 +880,8 @@ xfs_alloc_ag_vextent_near(
 			if ((error = xfs_alloc_get_rec(cnt_cur, &ltbno, &ltlen, &i)))
 				goto error0;
 			XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
-			xfs_alloc_compute_aligned(ltbno, ltlen, args->alignment,
-					args->minlen, &ltbnoa, &ltlena);
+			xfs_alloc_compute_aligned(args, ltbno, ltlen,
+						  &ltbnoa, &ltlena);
 			if (ltlena < args->minlen)
 				continue;
 			args->len = XFS_EXTLEN_MIN(ltlena, args->maxlen);
@@ -987,8 +1001,8 @@ xfs_alloc_ag_vextent_near(
 			if ((error = xfs_alloc_get_rec(bno_cur_lt, &ltbno, &ltlen, &i)))
 				goto error0;
 			XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
-			xfs_alloc_compute_aligned(ltbno, ltlen, args->alignment,
-					args->minlen, &ltbnoa, &ltlena);
+			xfs_alloc_compute_aligned(args, ltbno, ltlen,
+						  &ltbnoa, &ltlena);
 			if (ltlena >= args->minlen)
 				break;
 			if ((error = xfs_btree_decrement(bno_cur_lt, 0, &i)))
@@ -1003,8 +1017,8 @@ xfs_alloc_ag_vextent_near(
 			if ((error = xfs_alloc_get_rec(bno_cur_gt, &gtbno, &gtlen, &i)))
 				goto error0;
 			XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
-			xfs_alloc_compute_aligned(gtbno, gtlen, args->alignment,
-					args->minlen, &gtbnoa, &gtlena);
+			xfs_alloc_compute_aligned(args, gtbno, gtlen,
+						  &gtbnoa, &gtlena);
 			if (gtlena >= args->minlen)
 				break;
 			if ((error = xfs_btree_increment(bno_cur_gt, 0, &i)))
@@ -1183,8 +1197,7 @@ xfs_alloc_ag_vextent_size(
 	 * once aligned; if not, we search left for something better.
 	 * This can't happen in the second case above.
 	 */
-	xfs_alloc_compute_aligned(fbno, flen, args->alignment, args->minlen,
-		&rbno, &rlen);
+	xfs_alloc_compute_aligned(args, fbno, flen, &rbno, &rlen);
 	rlen = XFS_EXTLEN_MIN(args->maxlen, rlen);
 	XFS_WANT_CORRUPTED_GOTO(rlen == 0 ||
 			(rlen <= flen && rbno + rlen <= fbno + flen), error0);
@@ -1209,8 +1222,8 @@ xfs_alloc_ag_vextent_size(
 			XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
 			if (flen < bestrlen)
 				break;
-			xfs_alloc_compute_aligned(fbno, flen, args->alignment,
-				args->minlen, &rbno, &rlen);
+			xfs_alloc_compute_aligned(args, fbno, flen,
+						  &rbno, &rlen);
 			rlen = XFS_EXTLEN_MIN(args->maxlen, rlen);
 			XFS_WANT_CORRUPTED_GOTO(rlen == 0 ||
 				(rlen <= flen && rbno + rlen <= fbno + flen),
@@ -1388,6 +1401,7 @@ xfs_free_ag_extent(
 	xfs_mount_t	*mp;		/* mount point struct for filesystem */
 	xfs_agblock_t	nbno;		/* new starting block of freespace */
 	xfs_extlen_t	nlen;		/* new length of freespace */
+	xfs_perag_t	*pag;		/* per allocation group data */
 
 	mp = tp->t_mountp;
 	/*
@@ -1586,30 +1600,20 @@ xfs_free_ag_extent(
 	XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
 	xfs_btree_del_cursor(cnt_cur, XFS_BTREE_NOERROR);
 	cnt_cur = NULL;
+
 	/*
 	 * Update the freespace totals in the ag and superblock.
 	 */
-	{
-		xfs_agf_t	*agf;
-		xfs_perag_t	*pag;		/* per allocation group data */
-
-		pag = xfs_perag_get(mp, agno);
-		pag->pagf_freeblks += len;
-		xfs_perag_put(pag);
-
-		agf = XFS_BUF_TO_AGF(agbp);
-		be32_add_cpu(&agf->agf_freeblks, len);
-		xfs_trans_agblocks_delta(tp, len);
-		XFS_WANT_CORRUPTED_GOTO(
-			be32_to_cpu(agf->agf_freeblks) <=
-			be32_to_cpu(agf->agf_length),
-			error0);
-		xfs_alloc_log_agf(tp, agbp, XFS_AGF_FREEBLKS);
-		if (!isfl)
-			xfs_trans_mod_sb(tp, XFS_TRANS_SB_FDBLOCKS, (long)len);
-		XFS_STATS_INC(xs_freex);
-		XFS_STATS_ADD(xs_freeb, len);
-	}
+	pag = xfs_perag_get(mp, agno);
+	error = xfs_alloc_update_counters(tp, pag, agbp, len);
+	xfs_perag_put(pag);
+	if (error)
+		goto error0;
+
+	if (!isfl)
+		xfs_trans_mod_sb(tp, XFS_TRANS_SB_FDBLOCKS, (long)len);
+	XFS_STATS_INC(xs_freex);
+	XFS_STATS_ADD(xs_freeb, len);
 
 	trace_xfs_free_extent(mp, agno, bno, len, isfl, haveleft, haveright);
 
@@ -2391,17 +2395,33 @@ xfs_free_extent(
 	memset(&args, 0, sizeof(xfs_alloc_arg_t));
 	args.tp = tp;
 	args.mp = tp->t_mountp;
+
+	/*
+	 * validate that the block number is legal - the enables us to detect
+	 * and handle a silent filesystem corruption rather than crashing.
+	 */
 	args.agno = XFS_FSB_TO_AGNO(args.mp, bno);
-	ASSERT(args.agno < args.mp->m_sb.sb_agcount);
+	if (args.agno >= args.mp->m_sb.sb_agcount)
+		return EFSCORRUPTED;
+
 	args.agbno = XFS_FSB_TO_AGBNO(args.mp, bno);
+	if (args.agbno >= args.mp->m_sb.sb_agblocks)
+		return EFSCORRUPTED;
+
 	args.pag = xfs_perag_get(args.mp, args.agno);
-	if ((error = xfs_alloc_fix_freelist(&args, XFS_ALLOC_FLAG_FREEING)))
+	ASSERT(args.pag);
+
+	error = xfs_alloc_fix_freelist(&args, XFS_ALLOC_FLAG_FREEING);
+	if (error)
 		goto error0;
-#ifdef DEBUG
-	ASSERT(args.agbp != NULL);
-	ASSERT((args.agbno + len) <=
-		be32_to_cpu(XFS_BUF_TO_AGF(args.agbp)->agf_length));
-#endif
+
+	/* validate the extent size is legal now we have the agf locked */
+	if (args.agbno + len >
+			be32_to_cpu(XFS_BUF_TO_AGF(args.agbp)->agf_length)) {
+		error = EFSCORRUPTED;
+		goto error0;
+	}
+
 	error = xfs_free_ag_extent(tp, args.agbp, args.agno, args.agbno, len, 0);
 error0:
 	xfs_perag_put(args.pag);
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index dc3afd7739ff..fa00788de2f5 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -2365,6 +2365,13 @@ xfs_bmap_rtalloc(
 	 */
 	if (ralen * mp->m_sb.sb_rextsize >= MAXEXTLEN)
 		ralen = MAXEXTLEN / mp->m_sb.sb_rextsize;
+
+	/*
+	 * Lock out other modifications to the RT bitmap inode.
+	 */
+	xfs_ilock(mp->m_rbmip, XFS_ILOCK_EXCL);
+	xfs_trans_ijoin_ref(ap->tp, mp->m_rbmip, XFS_ILOCK_EXCL);
+
 	/*
 	 * If it's an allocation to an empty file at offset 0,
 	 * pick an extent that will space things out in the rt area.
@@ -3519,7 +3526,7 @@ xfs_bmap_search_extents(
 
 	if (unlikely(!(gotp->br_startblock) && (*lastxp != NULLEXTNUM) &&
 		     !(XFS_IS_REALTIME_INODE(ip) && fork == XFS_DATA_FORK))) {
-		xfs_cmn_err(XFS_PTAG_FSBLOCK_ZERO, CE_ALERT, ip->i_mount,
+		xfs_alert_tag(ip->i_mount, XFS_PTAG_FSBLOCK_ZERO,
 				"Access to block zero in inode %llu "
 				"start_block: %llx start_off: %llx "
 				"blkcnt: %llx extent-state: %x lastx: %x\n",
@@ -4193,12 +4200,11 @@ xfs_bmap_read_extents(
 		num_recs = xfs_btree_get_numrecs(block);
 		if (unlikely(i + num_recs > room)) {
 			ASSERT(i + num_recs <= room);
-			xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
+			xfs_warn(ip->i_mount,
 				"corrupt dinode %Lu, (btree extents).",
 				(unsigned long long) ip->i_ino);
-			XFS_ERROR_REPORT("xfs_bmap_read_extents(1)",
-					 XFS_ERRLEVEL_LOW,
-					ip->i_mount);
+			XFS_CORRUPTION_ERROR("xfs_bmap_read_extents(1)",
+				XFS_ERRLEVEL_LOW, ip->i_mount, block);
 			goto error0;
 		}
 		XFS_WANT_CORRUPTED_GOTO(
@@ -5772,7 +5778,7 @@ xfs_check_block(
 			else
 				thispa = XFS_BMBT_PTR_ADDR(mp, block, j, dmxr);
 			if (*thispa == *pp) {
-				cmn_err(CE_WARN, "%s: thispa(%d) == pp(%d) %Ld",
+				xfs_warn(mp, "%s: thispa(%d) == pp(%d) %Ld",
 					__func__, j, i,
 					(unsigned long long)be64_to_cpu(*thispa));
 				panic("%s: ptrs are equal in node\n",
@@ -5937,11 +5943,11 @@ xfs_bmap_check_leaf_extents(
 	return;
 
 error0:
-	cmn_err(CE_WARN, "%s: at error0", __func__);
+	xfs_warn(mp, "%s: at error0", __func__);
 	if (bp_release)
 		xfs_trans_brelse(NULL, bp);
 error_norelse:
-	cmn_err(CE_WARN, "%s: BAD after btree leaves for %d extents",
+	xfs_warn(mp, "%s: BAD after btree leaves for %d extents",
 		__func__, i);
 	panic("%s: CORRUPTED BTREE OR SOMETHING", __func__);
 	return;
@@ -6144,7 +6150,7 @@ xfs_bmap_punch_delalloc_range(
 		if (error) {
 			/* something screwed, just bail */
 			if (!XFS_FORCED_SHUTDOWN(ip->i_mount)) {
-				xfs_fs_cmn_err(CE_ALERT, ip->i_mount,
+				xfs_alert(ip->i_mount,
 			"Failed delalloc mapping lookup ino %lld fsb %lld.",
 						ip->i_ino, start_fsb);
 			}
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 6f8c21ce0d6d..7b7e005e3dcc 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -130,10 +130,12 @@ xfs_buf_item_log_check(
 	orig = bip->bli_orig;
 	buffer = XFS_BUF_PTR(bp);
 	for (x = 0; x < XFS_BUF_COUNT(bp); x++) {
-		if (orig[x] != buffer[x] && !btst(bip->bli_logged, x))
-			cmn_err(CE_PANIC,
-	"xfs_buf_item_log_check bip %x buffer %x orig %x index %d",
-				bip, bp, orig, x);
+		if (orig[x] != buffer[x] && !btst(bip->bli_logged, x)) {
+			xfs_emerg(bp->b_mount,
+				"%s: bip %x buffer %x orig %x index %d",
+				__func__, bip, bp, orig, x);
+			ASSERT(0);
+		}
 	}
 }
 #else
@@ -983,15 +985,14 @@ xfs_buf_iodone_callbacks(
 	if (XFS_BUF_TARGET(bp) != lasttarg ||
 	    time_after(jiffies, (lasttime + 5*HZ))) {
 		lasttime = jiffies;
-		cmn_err(CE_ALERT, "Device %s, XFS metadata write error"
-				" block 0x%llx in %s",
+		xfs_alert(mp, "Device %s: metadata write error block 0x%llx",
 			XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)),
-		      (__uint64_t)XFS_BUF_ADDR(bp), mp->m_fsname);
+		      (__uint64_t)XFS_BUF_ADDR(bp));
 	}
 	lasttarg = XFS_BUF_TARGET(bp);
 
 	/*
-	 * If the write was asynchronous then noone will be looking for the
+	 * If the write was asynchronous then no one will be looking for the
 	 * error.  Clear the error state and write the buffer out again.
 	 *
 	 * During sync or umount we'll write all pending buffers again
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 1c00bedb3175..6102ac6d1dff 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -1995,13 +1995,12 @@ xfs_da_do_buf(
 		error = mappedbno == -2 ? 0 : XFS_ERROR(EFSCORRUPTED);
 		if (unlikely(error == EFSCORRUPTED)) {
 			if (xfs_error_level >= XFS_ERRLEVEL_LOW) {
-				cmn_err(CE_ALERT, "xfs_da_do_buf: bno %lld\n",
-					(long long)bno);
-				cmn_err(CE_ALERT, "dir: inode %lld\n",
+				xfs_alert(mp, "%s: bno %lld dir: inode %lld",
+					__func__, (long long)bno,
 					(long long)dp->i_ino);
 				for (i = 0; i < nmap; i++) {
-					cmn_err(CE_ALERT,
-						"[%02d] br_startoff %lld br_startblock %lld br_blockcount %lld br_state %d\n",
+					xfs_alert(mp,
+"[%02d] br_startoff %lld br_startblock %lld br_blockcount %lld br_state %d",
 						i,
 						(long long)mapp[i].br_startoff,
 						(long long)mapp[i].br_startblock,
diff --git a/fs/xfs/xfs_dfrag.c b/fs/xfs/xfs_dfrag.c
index e60490bc00a6..be628677c288 100644
--- a/fs/xfs/xfs_dfrag.c
+++ b/fs/xfs/xfs_dfrag.c
@@ -270,9 +270,9 @@ xfs_swap_extents(
 	/* check inode formats now that data is flushed */
 	error = xfs_swap_extents_check_format(ip, tip);
 	if (error) {
-		xfs_fs_cmn_err(CE_NOTE, mp,
+		xfs_notice(mp,
 		    "%s: inode 0x%llx format is incompatible for exchanging.",
-				__FILE__, ip->i_ino);
+				__func__, ip->i_ino);
 		goto out_unlock;
 	}
 
diff --git a/fs/xfs/xfs_dir2.c b/fs/xfs/xfs_dir2.c
index a1321bc7f192..dba7a71cedf3 100644
--- a/fs/xfs/xfs_dir2.c
+++ b/fs/xfs/xfs_dir2.c
@@ -159,7 +159,7 @@ xfs_dir_ino_validate(
 		XFS_AGINO_TO_INO(mp, agno, agino) == ino;
 	if (unlikely(XFS_TEST_ERROR(!ino_ok, mp, XFS_ERRTAG_DIR_INO_VALIDATE,
 			XFS_RANDOM_DIR_INO_VALIDATE))) {
-		xfs_fs_cmn_err(CE_WARN, mp, "Invalid inode number 0x%Lx",
+		xfs_warn(mp, "Invalid inode number 0x%Lx",
 				(unsigned long long) ino);
 		XFS_ERROR_REPORT("xfs_dir_ino_validate", XFS_ERRLEVEL_LOW, mp);
 		return XFS_ERROR(EFSCORRUPTED);
diff --git a/fs/xfs/xfs_dir2_node.c b/fs/xfs/xfs_dir2_node.c
index f9a0864b696a..a0aab7d3294f 100644
--- a/fs/xfs/xfs_dir2_node.c
+++ b/fs/xfs/xfs_dir2_node.c
@@ -899,10 +899,9 @@ xfs_dir2_leafn_rebalance(
 	if(blk2->index < 0) {
 		state->inleaf = 1;
 		blk2->index = 0;
-		cmn_err(CE_ALERT,
-			"xfs_dir2_leafn_rebalance: picked the wrong leaf? reverting original leaf: "
-			"blk1->index %d\n",
-			blk1->index);
+		xfs_alert(args->dp->i_mount,
+	"%s: picked the wrong leaf? reverting original leaf: blk1->index %d\n",
+			__func__, blk1->index);
 	}
 }
 
@@ -1641,26 +1640,22 @@ xfs_dir2_node_addname_int(
 			}
 
 			if (unlikely(xfs_dir2_db_to_fdb(mp, dbno) != fbno)) {
-				cmn_err(CE_ALERT,
-					"xfs_dir2_node_addname_int: dir ino "
-					"%llu needed freesp block %lld for\n"
-					"  data block %lld, got %lld\n"
-					"  ifbno %llu lastfbno %d\n",
-					(unsigned long long)dp->i_ino,
+				xfs_alert(mp,
+			"%s: dir ino " "%llu needed freesp block %lld for\n"
+			"  data block %lld, got %lld ifbno %llu lastfbno %d",
+					__func__, (unsigned long long)dp->i_ino,
 					(long long)xfs_dir2_db_to_fdb(mp, dbno),
 					(long long)dbno, (long long)fbno,
 					(unsigned long long)ifbno, lastfbno);
 				if (fblk) {
-					cmn_err(CE_ALERT,
-						" fblk 0x%p blkno %llu "
-						"index %d magic 0x%x\n",
+					xfs_alert(mp,
+				" fblk 0x%p blkno %llu index %d magic 0x%x",
 						fblk,
 						(unsigned long long)fblk->blkno,
 						fblk->index,
 						fblk->magic);
 				} else {
-					cmn_err(CE_ALERT,
-						" ... fblk is NULL\n");
+					xfs_alert(mp, " ... fblk is NULL");
 				}
 				XFS_ERROR_REPORT("xfs_dir2_node_addname_int",
 						 XFS_ERRLEVEL_LOW, mp);
diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c
index 4c7db74a05f7..39f06336b99d 100644
--- a/fs/xfs/xfs_error.c
+++ b/fs/xfs/xfs_error.c
@@ -48,7 +48,7 @@ xfs_error_trap(int e)
 			break;
 		if (e != xfs_etrap[i])
 			continue;
-		cmn_err(CE_NOTE, "xfs_error_trap: error %d", e);
+		xfs_notice(NULL, "%s: error %d", __func__, e);
 		BUG();
 		break;
 	}
@@ -74,7 +74,7 @@ xfs_error_test(int error_tag, int *fsidp, char *expression,
 
 	for (i = 0; i < XFS_NUM_INJECT_ERROR; i++)  {
 		if (xfs_etest[i] == error_tag && xfs_etest_fsid[i] == fsid) {
-			cmn_err(CE_WARN,
+			xfs_warn(NULL,
 	"Injecting error (%s) at file %s, line %d, on filesystem \"%s\"",
 				expression, file, line, xfs_etest_fsname[i]);
 			return 1;
@@ -95,14 +95,14 @@ xfs_errortag_add(int error_tag, xfs_mount_t *mp)
 
 	for (i = 0; i < XFS_NUM_INJECT_ERROR; i++)  {
 		if (xfs_etest_fsid[i] == fsid && xfs_etest[i] == error_tag) {
-			cmn_err(CE_WARN, "XFS error tag #%d on", error_tag);
+			xfs_warn(mp, "error tag #%d on", error_tag);
 			return 0;
 		}
 	}
 
 	for (i = 0; i < XFS_NUM_INJECT_ERROR; i++)  {
 		if (xfs_etest[i] == 0) {
-			cmn_err(CE_WARN, "Turned on XFS error tag #%d",
+			xfs_warn(mp, "Turned on XFS error tag #%d",
 				error_tag);
 			xfs_etest[i] = error_tag;
 			xfs_etest_fsid[i] = fsid;
@@ -114,7 +114,7 @@ xfs_errortag_add(int error_tag, xfs_mount_t *mp)
 		}
 	}
 
-	cmn_err(CE_WARN, "error tag overflow, too many turned on");
+	xfs_warn(mp, "error tag overflow, too many turned on");
 
 	return 1;
 }
@@ -133,7 +133,7 @@ xfs_errortag_clearall(xfs_mount_t *mp, int loud)
 		if ((fsid == 0LL || xfs_etest_fsid[i] == fsid) &&
 		     xfs_etest[i] != 0) {
 			cleared = 1;
-			cmn_err(CE_WARN, "Clearing XFS error tag #%d",
+			xfs_warn(mp, "Clearing XFS error tag #%d",
 				xfs_etest[i]);
 			xfs_etest[i] = 0;
 			xfs_etest_fsid[i] = 0LL;
@@ -144,9 +144,7 @@ xfs_errortag_clearall(xfs_mount_t *mp, int loud)
 	}
 
 	if (loud || cleared)
-		cmn_err(CE_WARN,
-			"Cleared all XFS error tags for filesystem \"%s\"",
-			mp->m_fsname);
+		xfs_warn(mp, "Cleared all XFS error tags for filesystem");
 
 	return 0;
 }
@@ -162,9 +160,8 @@ xfs_error_report(
 	inst_t			*ra)
 {
 	if (level <= xfs_error_level) {
-		xfs_cmn_err(XFS_PTAG_ERROR_REPORT,
-			    CE_ALERT, mp,
-		"XFS internal error %s at line %d of file %s.  Caller 0x%p\n",
+		xfs_alert_tag(mp, XFS_PTAG_ERROR_REPORT,
+		"Internal error %s at line %d of file %s.  Caller 0x%p\n",
 			    tag, linenum, filename, ra);
 
 		xfs_stack_trace();
@@ -184,4 +181,5 @@ xfs_corruption_error(
 	if (level <= xfs_error_level)
 		xfs_hex_dump(p, 16);
 	xfs_error_report(tag, level, mp, filename, linenum, ra);
+	xfs_alert(mp, "Corruption detected. Unmount and run xfs_repair");
 }
diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h
index 10dce5475f02..079a367f44ee 100644
--- a/fs/xfs/xfs_error.h
+++ b/fs/xfs/xfs_error.h
@@ -145,10 +145,8 @@ extern int xfs_errortag_clearall(struct xfs_mount *mp, int loud);
 #endif /* DEBUG */
 
 /*
- * XFS panic tags -- allow a call to xfs_cmn_err() be turned into
- *			a panic by setting xfs_panic_mask in a
- *			sysctl.  update xfs_max[XFS_PARAM] if
- *			more are added.
+ * XFS panic tags -- allow a call to xfs_alert_tag() be turned into
+ *			a panic by setting xfs_panic_mask in a sysctl.
  */
 #define		XFS_NO_PTAG			0
 #define		XFS_PTAG_IFLUSH			0x00000001
@@ -160,17 +158,4 @@ extern int xfs_errortag_clearall(struct xfs_mount *mp, int loud);
 #define		XFS_PTAG_SHUTDOWN_LOGERROR	0x00000040
 #define		XFS_PTAG_FSBLOCK_ZERO		0x00000080
 
-struct xfs_mount;
-
-extern void xfs_hex_dump(void *p, int length);
-
-#define xfs_fs_repair_cmn_err(level, mp, fmt, args...) \
-	xfs_fs_cmn_err(level, mp, fmt "  Unmount and run xfs_repair.", ## args)
-
-#define xfs_fs_mount_cmn_err(f, fmt, args...) \
-	do { \
-		if (!(f & XFS_MFSI_QUIET)) 	\
-			cmn_err(CE_WARN, "XFS: " fmt, ## args); \
-	} while (0)
-
 #endif	/* __XFS_ERROR_H__ */
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index cec89dd5d7d2..9153d2c77caf 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -53,6 +53,9 @@ xfs_fs_geometry(
 	xfs_fsop_geom_t		*geo,
 	int			new_version)
 {
+
+	memset(geo, 0, sizeof(*geo));
+
 	geo->blocksize = mp->m_sb.sb_blocksize;
 	geo->rtextsize = mp->m_sb.sb_rextsize;
 	geo->agblocks = mp->m_sb.sb_agblocks;
@@ -382,8 +385,8 @@ xfs_growfs_data_private(
 				  XFS_AGB_TO_DADDR(mp, agno, XFS_SB_BLOCK(mp)),
 				  XFS_FSS_TO_BB(mp, 1), 0, &bp);
 		if (error) {
-			xfs_fs_cmn_err(CE_WARN, mp,
-			"error %d reading secondary superblock for ag %d",
+			xfs_warn(mp,
+		"error %d reading secondary superblock for ag %d",
 				error, agno);
 			break;
 		}
@@ -396,7 +399,7 @@ xfs_growfs_data_private(
 		if (!(error = xfs_bwrite(mp, bp))) {
 			continue;
 		} else {
-			xfs_fs_cmn_err(CE_WARN, mp,
+			xfs_warn(mp,
 		"write error %d updating secondary superblock for ag %d",
 				error, agno);
 			break; /* no point in continuing */
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 0626a32c3447..84ebeec16642 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -1055,28 +1055,23 @@ xfs_difree(
 	 */
 	agno = XFS_INO_TO_AGNO(mp, inode);
 	if (agno >= mp->m_sb.sb_agcount)  {
-		cmn_err(CE_WARN,
-			"xfs_difree: agno >= mp->m_sb.sb_agcount (%d >= %d) on %s.  Returning EINVAL.",
-			agno, mp->m_sb.sb_agcount, mp->m_fsname);
+		xfs_warn(mp, "%s: agno >= mp->m_sb.sb_agcount (%d >= %d).",
+			__func__, agno, mp->m_sb.sb_agcount);
 		ASSERT(0);
 		return XFS_ERROR(EINVAL);
 	}
 	agino = XFS_INO_TO_AGINO(mp, inode);
 	if (inode != XFS_AGINO_TO_INO(mp, agno, agino))  {
-		cmn_err(CE_WARN,
-			"xfs_difree: inode != XFS_AGINO_TO_INO() "
-			"(%llu != %llu) on %s.  Returning EINVAL.",
-			(unsigned long long)inode,
-			(unsigned long long)XFS_AGINO_TO_INO(mp, agno, agino),
-			mp->m_fsname);
+		xfs_warn(mp, "%s: inode != XFS_AGINO_TO_INO() (%llu != %llu).",
+			__func__, (unsigned long long)inode,
+			(unsigned long long)XFS_AGINO_TO_INO(mp, agno, agino));
 		ASSERT(0);
 		return XFS_ERROR(EINVAL);
 	}
 	agbno = XFS_AGINO_TO_AGBNO(mp, agino);
 	if (agbno >= mp->m_sb.sb_agblocks)  {
-		cmn_err(CE_WARN,
-			"xfs_difree: agbno >= mp->m_sb.sb_agblocks (%d >= %d) on %s.  Returning EINVAL.",
-			agbno, mp->m_sb.sb_agblocks, mp->m_fsname);
+		xfs_warn(mp, "%s: agbno >= mp->m_sb.sb_agblocks (%d >= %d).",
+			__func__, agbno, mp->m_sb.sb_agblocks);
 		ASSERT(0);
 		return XFS_ERROR(EINVAL);
 	}
@@ -1085,9 +1080,8 @@ xfs_difree(
 	 */
 	error = xfs_ialloc_read_agi(mp, tp, agno, &agbp);
 	if (error) {
-		cmn_err(CE_WARN,
-			"xfs_difree: xfs_ialloc_read_agi() returned an error %d on %s.  Returning error.",
-			error, mp->m_fsname);
+		xfs_warn(mp, "%s: xfs_ialloc_read_agi() returned error %d.",
+			__func__, error);
 		return error;
 	}
 	agi = XFS_BUF_TO_AGI(agbp);
@@ -1106,17 +1100,15 @@ xfs_difree(
 	 * Look for the entry describing this inode.
 	 */
 	if ((error = xfs_inobt_lookup(cur, agino, XFS_LOOKUP_LE, &i))) {
-		cmn_err(CE_WARN,
-			"xfs_difree: xfs_inobt_lookup returned()  an error %d on %s.  Returning error.",
-			error, mp->m_fsname);
+		xfs_warn(mp, "%s: xfs_inobt_lookup() returned error %d.",
+			__func__, error);
 		goto error0;
 	}
 	XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
 	error = xfs_inobt_get_rec(cur, &rec, &i);
 	if (error) {
-		cmn_err(CE_WARN,
-			"xfs_difree: xfs_inobt_get_rec()  returned an error %d on %s.  Returning error.",
-			error, mp->m_fsname);
+		xfs_warn(mp, "%s: xfs_inobt_get_rec() returned error %d.",
+			__func__, error);
 		goto error0;
 	}
 	XFS_WANT_CORRUPTED_GOTO(i == 1, error0);
@@ -1157,8 +1149,8 @@ xfs_difree(
 		xfs_trans_mod_sb(tp, XFS_TRANS_SB_IFREE, -(ilen - 1));
 
 		if ((error = xfs_btree_delete(cur, &i))) {
-			cmn_err(CE_WARN, "xfs_difree: xfs_btree_delete returned an error %d on %s.\n",
-				error, mp->m_fsname);
+			xfs_warn(mp, "%s: xfs_btree_delete returned error %d.",
+				__func__, error);
 			goto error0;
 		}
 
@@ -1170,9 +1162,8 @@ xfs_difree(
 
 		error = xfs_inobt_update(cur, &rec);
 		if (error) {
-			cmn_err(CE_WARN,
-	"xfs_difree: xfs_inobt_update returned an error %d on %s.",
-				error, mp->m_fsname);
+			xfs_warn(mp, "%s: xfs_inobt_update returned error %d.",
+				__func__, error);
 			goto error0;
 		}
 
@@ -1218,10 +1209,9 @@ xfs_imap_lookup(
 
 	error = xfs_ialloc_read_agi(mp, tp, agno, &agbp);
 	if (error) {
-		xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
-				"xfs_ialloc_read_agi() returned "
-				"error %d, agno %d",
-				error, agno);
+		xfs_alert(mp,
+			"%s: xfs_ialloc_read_agi() returned error %d, agno %d",
+			__func__, error, agno);
 		return error;
 	}
 
@@ -1299,24 +1289,21 @@ xfs_imap(
 		if (flags & XFS_IGET_UNTRUSTED)
 			return XFS_ERROR(EINVAL);
 		if (agno >= mp->m_sb.sb_agcount) {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-					"xfs_imap: agno (%d) >= "
-					"mp->m_sb.sb_agcount (%d)",
-					agno,  mp->m_sb.sb_agcount);
+			xfs_alert(mp,
+				"%s: agno (%d) >= mp->m_sb.sb_agcount (%d)",
+				__func__, agno, mp->m_sb.sb_agcount);
 		}
 		if (agbno >= mp->m_sb.sb_agblocks) {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-					"xfs_imap: agbno (0x%llx) >= "
-					"mp->m_sb.sb_agblocks (0x%lx)",
-					(unsigned long long) agbno,
-					(unsigned long) mp->m_sb.sb_agblocks);
+			xfs_alert(mp,
+		"%s: agbno (0x%llx) >= mp->m_sb.sb_agblocks (0x%lx)",
+				__func__, (unsigned long long)agbno,
+				(unsigned long)mp->m_sb.sb_agblocks);
 		}
 		if (ino != XFS_AGINO_TO_INO(mp, agno, agino)) {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-					"xfs_imap: ino (0x%llx) != "
-					"XFS_AGINO_TO_INO(mp, agno, agino) "
-					"(0x%llx)",
-					ino, XFS_AGINO_TO_INO(mp, agno, agino));
+			xfs_alert(mp,
+		"%s: ino (0x%llx) != XFS_AGINO_TO_INO() (0x%llx)",
+				__func__, ino,
+				XFS_AGINO_TO_INO(mp, agno, agino));
 		}
 		xfs_stack_trace();
 #endif /* DEBUG */
@@ -1388,10 +1375,9 @@ out_map:
 	 */
 	if ((imap->im_blkno + imap->im_len) >
 	    XFS_FSB_TO_BB(mp, mp->m_sb.sb_dblocks)) {
-		xfs_fs_cmn_err(CE_ALERT, mp, "xfs_imap: "
-			"(imap->im_blkno (0x%llx) + imap->im_len (0x%llx)) > "
-			" XFS_FSB_TO_BB(mp, mp->m_sb.sb_dblocks) (0x%llx)",
-			(unsigned long long) imap->im_blkno,
+		xfs_alert(mp,
+	"%s: (im_blkno (0x%llx) + im_len (0x%llx)) > sb_dblocks (0x%llx)",
+			__func__, (unsigned long long) imap->im_blkno,
 			(unsigned long long) imap->im_len,
 			XFS_FSB_TO_BB(mp, mp->m_sb.sb_dblocks));
 		return XFS_ERROR(EINVAL);
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index be7cf625421f..a37480a6e023 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -110,8 +110,8 @@ xfs_inobp_check(
 		dip = (xfs_dinode_t *)xfs_buf_offset(bp,
 					i * mp->m_sb.sb_inodesize);
 		if (!dip->di_next_unlinked)  {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-				"Detected a bogus zero next_unlinked field in incore inode buffer 0x%p.  About to pop an ASSERT.",
+			xfs_alert(mp,
+	"Detected bogus zero next_unlinked field in incore inode buffer 0x%p.",
 				bp);
 			ASSERT(dip->di_next_unlinked);
 		}
@@ -142,10 +142,9 @@ xfs_imap_to_bp(
 				   (int)imap->im_len, buf_flags, &bp);
 	if (error) {
 		if (error != EAGAIN) {
-			cmn_err(CE_WARN,
-				"xfs_imap_to_bp: xfs_trans_read_buf()returned "
-				"an error %d on %s.  Returning error.",
-				error, mp->m_fsname);
+			xfs_warn(mp,
+				"%s: xfs_trans_read_buf() returned error %d.",
+				__func__, error);
 		} else {
 			ASSERT(buf_flags & XBF_TRYLOCK);
 		}
@@ -180,12 +179,11 @@ xfs_imap_to_bp(
 			XFS_CORRUPTION_ERROR("xfs_imap_to_bp",
 						XFS_ERRLEVEL_HIGH, mp, dip);
 #ifdef DEBUG
-			cmn_err(CE_PANIC,
-					"Device %s - bad inode magic/vsn "
-					"daddr %lld #%d (magic=%x)",
-				XFS_BUFTARG_NAME(mp->m_ddev_targp),
+			xfs_emerg(mp,
+				"bad inode magic/vsn daddr %lld #%d (magic=%x)",
 				(unsigned long long)imap->im_blkno, i,
 				be16_to_cpu(dip->di_magic));
+			ASSERT(0);
 #endif
 			xfs_trans_brelse(tp, bp);
 			return XFS_ERROR(EFSCORRUPTED);
@@ -317,7 +315,7 @@ xfs_iformat(
 	if (unlikely(be32_to_cpu(dip->di_nextents) +
 		     be16_to_cpu(dip->di_anextents) >
 		     be64_to_cpu(dip->di_nblocks))) {
-		xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
+		xfs_warn(ip->i_mount,
 			"corrupt dinode %Lu, extent total = %d, nblocks = %Lu.",
 			(unsigned long long)ip->i_ino,
 			(int)(be32_to_cpu(dip->di_nextents) +
@@ -330,8 +328,7 @@ xfs_iformat(
 	}
 
 	if (unlikely(dip->di_forkoff > ip->i_mount->m_sb.sb_inodesize)) {
-		xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-			"corrupt dinode %Lu, forkoff = 0x%x.",
+		xfs_warn(ip->i_mount, "corrupt dinode %Lu, forkoff = 0x%x.",
 			(unsigned long long)ip->i_ino,
 			dip->di_forkoff);
 		XFS_CORRUPTION_ERROR("xfs_iformat(2)", XFS_ERRLEVEL_LOW,
@@ -341,7 +338,7 @@ xfs_iformat(
 
 	if (unlikely((ip->i_d.di_flags & XFS_DIFLAG_REALTIME) &&
 		     !ip->i_mount->m_rtdev_targp)) {
-		xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
+		xfs_warn(ip->i_mount,
 			"corrupt dinode %Lu, has realtime flag set.",
 			ip->i_ino);
 		XFS_CORRUPTION_ERROR("xfs_iformat(realtime)",
@@ -373,9 +370,8 @@ xfs_iformat(
 			 * no local regular files yet
 			 */
 			if (unlikely((be16_to_cpu(dip->di_mode) & S_IFMT) == S_IFREG)) {
-				xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-					"corrupt inode %Lu "
-					"(local format for regular file).",
+				xfs_warn(ip->i_mount,
+			"corrupt inode %Lu (local format for regular file).",
 					(unsigned long long) ip->i_ino);
 				XFS_CORRUPTION_ERROR("xfs_iformat(4)",
 						     XFS_ERRLEVEL_LOW,
@@ -385,9 +381,8 @@ xfs_iformat(
 
 			di_size = be64_to_cpu(dip->di_size);
 			if (unlikely(di_size > XFS_DFORK_DSIZE(dip, ip->i_mount))) {
-				xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-					"corrupt inode %Lu "
-					"(bad size %Ld for local inode).",
+				xfs_warn(ip->i_mount,
+			"corrupt inode %Lu (bad size %Ld for local inode).",
 					(unsigned long long) ip->i_ino,
 					(long long) di_size);
 				XFS_CORRUPTION_ERROR("xfs_iformat(5)",
@@ -431,9 +426,8 @@ xfs_iformat(
 		size = be16_to_cpu(atp->hdr.totsize);
 
 		if (unlikely(size < sizeof(struct xfs_attr_sf_hdr))) {
-			xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-				"corrupt inode %Lu "
-				"(bad attr fork size %Ld).",
+			xfs_warn(ip->i_mount,
+				"corrupt inode %Lu (bad attr fork size %Ld).",
 				(unsigned long long) ip->i_ino,
 				(long long) size);
 			XFS_CORRUPTION_ERROR("xfs_iformat(8)",
@@ -488,9 +482,8 @@ xfs_iformat_local(
 	 * kmem_alloc() or memcpy() below.
 	 */
 	if (unlikely(size > XFS_DFORK_SIZE(dip, ip->i_mount, whichfork))) {
-		xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-			"corrupt inode %Lu "
-			"(bad size %d for local fork, size = %d).",
+		xfs_warn(ip->i_mount,
+	"corrupt inode %Lu (bad size %d for local fork, size = %d).",
 			(unsigned long long) ip->i_ino, size,
 			XFS_DFORK_SIZE(dip, ip->i_mount, whichfork));
 		XFS_CORRUPTION_ERROR("xfs_iformat_local", XFS_ERRLEVEL_LOW,
@@ -547,8 +540,7 @@ xfs_iformat_extents(
 	 * kmem_alloc() or memcpy() below.
 	 */
 	if (unlikely(size < 0 || size > XFS_DFORK_SIZE(dip, ip->i_mount, whichfork))) {
-		xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-			"corrupt inode %Lu ((a)extents = %d).",
+		xfs_warn(ip->i_mount, "corrupt inode %Lu ((a)extents = %d).",
 			(unsigned long long) ip->i_ino, nex);
 		XFS_CORRUPTION_ERROR("xfs_iformat_extents(1)", XFS_ERRLEVEL_LOW,
 				     ip->i_mount, dip);
@@ -623,11 +615,10 @@ xfs_iformat_btree(
 	    || XFS_BMDR_SPACE_CALC(nrecs) >
 			XFS_DFORK_SIZE(dip, ip->i_mount, whichfork)
 	    || XFS_IFORK_NEXTENTS(ip, whichfork) > ip->i_d.di_nblocks)) {
-		xfs_fs_repair_cmn_err(CE_WARN, ip->i_mount,
-			"corrupt inode %Lu (btree).",
+		xfs_warn(ip->i_mount, "corrupt inode %Lu (btree).",
 			(unsigned long long) ip->i_ino);
-		XFS_ERROR_REPORT("xfs_iformat_btree", XFS_ERRLEVEL_LOW,
-				 ip->i_mount);
+		XFS_CORRUPTION_ERROR("xfs_iformat_btree", XFS_ERRLEVEL_LOW,
+				 ip->i_mount, dip);
 		return XFS_ERROR(EFSCORRUPTED);
 	}
 
@@ -813,11 +804,9 @@ xfs_iread(
 	 */
 	if (be16_to_cpu(dip->di_magic) != XFS_DINODE_MAGIC) {
 #ifdef DEBUG
-		xfs_fs_cmn_err(CE_ALERT, mp, "xfs_iread: "
-				"dip->di_magic (0x%x) != "
-				"XFS_DINODE_MAGIC (0x%x)",
-				be16_to_cpu(dip->di_magic),
-				XFS_DINODE_MAGIC);
+		xfs_alert(mp,
+			"%s: dip->di_magic (0x%x) != XFS_DINODE_MAGIC (0x%x)",
+			__func__, be16_to_cpu(dip->di_magic), XFS_DINODE_MAGIC);
 #endif /* DEBUG */
 		error = XFS_ERROR(EINVAL);
 		goto out_brelse;
@@ -835,9 +824,8 @@ xfs_iread(
 		error = xfs_iformat(ip, dip);
 		if (error)  {
 #ifdef DEBUG
-			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_iread: "
-					"xfs_iformat() returned error %d",
-					error);
+			xfs_alert(mp, "%s: xfs_iformat() returned error %d",
+				__func__, error);
 #endif /* DEBUG */
 			goto out_brelse;
 		}
@@ -1016,8 +1004,8 @@ xfs_ialloc(
 	 * This is because we're setting fields here we need
 	 * to prevent others from looking at until we're done.
 	 */
-	error = xfs_trans_iget(tp->t_mountp, tp, ino,
-				XFS_IGET_CREATE, XFS_ILOCK_EXCL, &ip);
+	error = xfs_iget(tp->t_mountp, tp, ino, XFS_IGET_CREATE,
+			 XFS_ILOCK_EXCL, &ip);
 	if (error)
 		return error;
 	ASSERT(ip != NULL);
@@ -1166,6 +1154,7 @@ xfs_ialloc(
 	/*
 	 * Log the new values stuffed into the inode.
 	 */
+	xfs_trans_ijoin_ref(tp, ip, XFS_ILOCK_EXCL);
 	xfs_trans_log_inode(tp, ip, flags);
 
 	/* now that we have an i_mode we can setup inode ops and unlock */
@@ -1820,9 +1809,8 @@ xfs_iunlink_remove(
 		 */
 		error = xfs_itobp(mp, tp, ip, &dip, &ibp, XBF_LOCK);
 		if (error) {
-			cmn_err(CE_WARN,
-				"xfs_iunlink_remove: xfs_itobp()  returned an error %d on %s.  Returning error.",
-				error, mp->m_fsname);
+			xfs_warn(mp, "%s: xfs_itobp() returned error %d.",
+				__func__, error);
 			return error;
 		}
 		next_agino = be32_to_cpu(dip->di_next_unlinked);
@@ -1867,9 +1855,9 @@ xfs_iunlink_remove(
 			error = xfs_inotobp(mp, tp, next_ino, &last_dip,
 					    &last_ibp, &last_offset, 0);
 			if (error) {
-				cmn_err(CE_WARN,
-			"xfs_iunlink_remove: xfs_inotobp()  returned an error %d on %s.  Returning error.",
-					error, mp->m_fsname);
+				xfs_warn(mp,
+					"%s: xfs_inotobp() returned error %d.",
+					__func__, error);
 				return error;
 			}
 			next_agino = be32_to_cpu(last_dip->di_next_unlinked);
@@ -1882,9 +1870,8 @@ xfs_iunlink_remove(
 		 */
 		error = xfs_itobp(mp, tp, ip, &dip, &ibp, XBF_LOCK);
 		if (error) {
-			cmn_err(CE_WARN,
-				"xfs_iunlink_remove: xfs_itobp()  returned an error %d on %s.  Returning error.",
-				error, mp->m_fsname);
+			xfs_warn(mp, "%s: xfs_itobp(2) returned error %d.",
+				__func__, error);
 			return error;
 		}
 		next_agino = be32_to_cpu(dip->di_next_unlinked);
@@ -2802,7 +2789,7 @@ xfs_iflush(
 
 	/*
 	 * We can't flush the inode until it is unpinned, so wait for it if we
-	 * are allowed to block.  We know noone new can pin it, because we are
+	 * are allowed to block.  We know no one new can pin it, because we are
 	 * holding the inode lock shared and you need to hold it exclusively to
 	 * pin the inode.
 	 *
@@ -2848,7 +2835,7 @@ xfs_iflush(
 	 * Get the buffer containing the on-disk inode.
 	 */
 	error = xfs_itobp(mp, NULL, ip, &dip, &bp,
-				(flags & SYNC_WAIT) ? XBF_LOCK : XBF_TRYLOCK);
+				(flags & SYNC_TRYLOCK) ? XBF_TRYLOCK : XBF_LOCK);
 	if (error || !bp) {
 		xfs_ifunlock(ip);
 		return error;
@@ -2939,16 +2926,16 @@ xfs_iflush_int(
 
 	if (XFS_TEST_ERROR(be16_to_cpu(dip->di_magic) != XFS_DINODE_MAGIC,
 			       mp, XFS_ERRTAG_IFLUSH_1, XFS_RANDOM_IFLUSH_1)) {
-		xfs_cmn_err(XFS_PTAG_IFLUSH, CE_ALERT, mp,
-		    "xfs_iflush: Bad inode %Lu magic number 0x%x, ptr 0x%p",
-			ip->i_ino, be16_to_cpu(dip->di_magic), dip);
+		xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
+			"%s: Bad inode %Lu magic number 0x%x, ptr 0x%p",
+			__func__, ip->i_ino, be16_to_cpu(dip->di_magic), dip);
 		goto corrupt_out;
 	}
 	if (XFS_TEST_ERROR(ip->i_d.di_magic != XFS_DINODE_MAGIC,
 				mp, XFS_ERRTAG_IFLUSH_2, XFS_RANDOM_IFLUSH_2)) {
-		xfs_cmn_err(XFS_PTAG_IFLUSH, CE_ALERT, mp,
-			"xfs_iflush: Bad inode %Lu, ptr 0x%p, magic number 0x%x",
-			ip->i_ino, ip, ip->i_d.di_magic);
+		xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
+			"%s: Bad inode %Lu, ptr 0x%p, magic number 0x%x",
+			__func__, ip->i_ino, ip, ip->i_d.di_magic);
 		goto corrupt_out;
 	}
 	if ((ip->i_d.di_mode & S_IFMT) == S_IFREG) {
@@ -2956,9 +2943,9 @@ xfs_iflush_int(
 		    (ip->i_d.di_format != XFS_DINODE_FMT_EXTENTS) &&
 		    (ip->i_d.di_format != XFS_DINODE_FMT_BTREE),
 		    mp, XFS_ERRTAG_IFLUSH_3, XFS_RANDOM_IFLUSH_3)) {
-			xfs_cmn_err(XFS_PTAG_IFLUSH, CE_ALERT, mp,
-				"xfs_iflush: Bad regular inode %Lu, ptr 0x%p",
-				ip->i_ino, ip);
+			xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
+				"%s: Bad regular inode %Lu, ptr 0x%p",
+				__func__, ip->i_ino, ip);
 			goto corrupt_out;
 		}
 	} else if ((ip->i_d.di_mode & S_IFMT) == S_IFDIR) {
@@ -2967,28 +2954,28 @@ xfs_iflush_int(
 		    (ip->i_d.di_format != XFS_DINODE_FMT_BTREE) &&
 		    (ip->i_d.di_format != XFS_DINODE_FMT_LOCAL),
 		    mp, XFS_ERRTAG_IFLUSH_4, XFS_RANDOM_IFLUSH_4)) {
-			xfs_cmn_err(XFS_PTAG_IFLUSH, CE_ALERT, mp,
-				"xfs_iflush: Bad directory inode %Lu, ptr 0x%p",
-				ip->i_ino, ip);
+			xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
+				"%s: Bad directory inode %Lu, ptr 0x%p",
+				__func__, ip->i_ino, ip);
 			goto corrupt_out;
 		}
 	}
 	if (XFS_TEST_ERROR(ip->i_d.di_nextents + ip->i_d.di_anextents >
 				ip->i_d.di_nblocks, mp, XFS_ERRTAG_IFLUSH_5,
 				XFS_RANDOM_IFLUSH_5)) {
-		xfs_cmn_err(XFS_PTAG_IFLUSH, CE_ALERT, mp,
-			"xfs_iflush: detected corrupt incore inode %Lu, total extents = %d, nblocks = %Ld, ptr 0x%p",
-			ip->i_ino,
+		xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
+			"%s: detected corrupt incore inode %Lu, "
+			"total extents = %d, nblocks = %Ld, ptr 0x%p",
+			__func__, ip->i_ino,
 			ip->i_d.di_nextents + ip->i_d.di_anextents,
-			ip->i_d.di_nblocks,
-			ip);
+			ip->i_d.di_nblocks, ip);
 		goto corrupt_out;
 	}
 	if (XFS_TEST_ERROR(ip->i_d.di_forkoff > mp->m_sb.sb_inodesize,
 				mp, XFS_ERRTAG_IFLUSH_6, XFS_RANDOM_IFLUSH_6)) {
-		xfs_cmn_err(XFS_PTAG_IFLUSH, CE_ALERT, mp,
-			"xfs_iflush: bad inode %Lu, forkoff 0x%x, ptr 0x%p",
-			ip->i_ino, ip->i_d.di_forkoff, ip);
+		xfs_alert_tag(mp, XFS_PTAG_IFLUSH,
+			"%s: bad inode %Lu, forkoff 0x%x, ptr 0x%p",
+			__func__, ip->i_ino, ip->i_d.di_forkoff, ip);
 		goto corrupt_out;
 	}
 	/*
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 5c95fa8ec11d..ff4e2a30227d 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -111,7 +111,7 @@ struct xfs_imap {
  * Generally, we do not want to hold the i_rlock while holding the
  * i_ilock. Hierarchy is i_iolock followed by i_rlock.
  *
- * xfs_iptr_t contains all the inode fields upto and including the
+ * xfs_iptr_t contains all the inode fields up to and including the
  * i_mnext and i_mprev fields, it is used as a marker in the inode
  * chain off the mount structure by xfs_sync calls.
  */
@@ -336,7 +336,7 @@ xfs_iflags_test_and_clear(xfs_inode_t *ip, unsigned short flags)
 
 /*
  * Project quota id helpers (previously projid was 16bit only
- * and using two 16bit values to hold new 32bit projid was choosen
+ * and using two 16bit values to hold new 32bit projid was chosen
  * to retain compatibility with "old" filesystems).
  */
 static inline prid_t
@@ -409,28 +409,35 @@ static inline void xfs_ifunlock(xfs_inode_t *ip)
 /*
  * Flags for lockdep annotations.
  *
- * XFS_I[O]LOCK_PARENT - for operations that require locking two inodes
- * (ie directory operations that require locking a directory inode and
- * an entry inode).  The first inode gets locked with this flag so it
- * gets a lockdep subclass of 1 and the second lock will have a lockdep
- * subclass of 0.
+ * XFS_LOCK_PARENT - for directory operations that require locking a
+ * parent directory inode and a child entry inode.  The parent gets locked
+ * with this flag so it gets a lockdep subclass of 1 and the child entry
+ * lock will have a lockdep subclass of 0.
+ *
+ * XFS_LOCK_RTBITMAP/XFS_LOCK_RTSUM - the realtime device bitmap and summary
+ * inodes do not participate in the normal lock order, and thus have their
+ * own subclasses.
  *
  * XFS_LOCK_INUMORDER - for locking several inodes at the some time
  * with xfs_lock_inodes().  This flag is used as the starting subclass
  * and each subsequent lock acquired will increment the subclass by one.
- * So the first lock acquired will have a lockdep subclass of 2, the
- * second lock will have a lockdep subclass of 3, and so on. It is
+ * So the first lock acquired will have a lockdep subclass of 4, the
+ * second lock will have a lockdep subclass of 5, and so on. It is
  * the responsibility of the class builder to shift this to the correct
  * portion of the lock_mode lockdep mask.
  */
 #define XFS_LOCK_PARENT		1
-#define XFS_LOCK_INUMORDER	2
+#define XFS_LOCK_RTBITMAP	2
+#define XFS_LOCK_RTSUM		3
+#define XFS_LOCK_INUMORDER	4
 
 #define XFS_IOLOCK_SHIFT	16
 #define	XFS_IOLOCK_PARENT	(XFS_LOCK_PARENT << XFS_IOLOCK_SHIFT)
 
 #define XFS_ILOCK_SHIFT		24
 #define	XFS_ILOCK_PARENT	(XFS_LOCK_PARENT << XFS_ILOCK_SHIFT)
+#define	XFS_ILOCK_RTBITMAP	(XFS_LOCK_RTBITMAP << XFS_ILOCK_SHIFT)
+#define	XFS_ILOCK_RTSUM		(XFS_LOCK_RTSUM << XFS_ILOCK_SHIFT)
 
 #define XFS_IOLOCK_DEP_MASK	0x00ff0000
 #define XFS_ILOCK_DEP_MASK	0xff000000
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index fd4f398bd6f1..576fdfe81d60 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -198,6 +198,41 @@ xfs_inode_item_size(
 }
 
 /*
+ * xfs_inode_item_format_extents - convert in-core extents to on-disk form
+ *
+ * For either the data or attr fork in extent format, we need to endian convert
+ * the in-core extent as we place them into the on-disk inode. In this case, we
+ * need to do this conversion before we write the extents into the log. Because
+ * we don't have the disk inode to write into here, we allocate a buffer and
+ * format the extents into it via xfs_iextents_copy(). We free the buffer in
+ * the unlock routine after the copy for the log has been made.
+ *
+ * In the case of the data fork, the in-core and on-disk fork sizes can be
+ * different due to delayed allocation extents. We only log on-disk extents
+ * here, so always use the physical fork size to determine the size of the
+ * buffer we need to allocate.
+ */
+STATIC void
+xfs_inode_item_format_extents(
+	struct xfs_inode	*ip,
+	struct xfs_log_iovec	*vecp,
+	int			whichfork,
+	int			type)
+{
+	xfs_bmbt_rec_t		*ext_buffer;
+
+	ext_buffer = kmem_alloc(XFS_IFORK_SIZE(ip, whichfork), KM_SLEEP);
+	if (whichfork == XFS_DATA_FORK)
+		ip->i_itemp->ili_extents_buf = ext_buffer;
+	else
+		ip->i_itemp->ili_aextents_buf = ext_buffer;
+
+	vecp->i_addr = ext_buffer;
+	vecp->i_len = xfs_iextents_copy(ip, ext_buffer, whichfork);
+	vecp->i_type = type;
+}
+
+/*
  * This is called to fill in the vector of log iovecs for the
  * given inode log item.  It fills the first item with an inode
  * log format structure, the second with the on-disk inode structure,
@@ -213,7 +248,6 @@ xfs_inode_item_format(
 	struct xfs_inode	*ip = iip->ili_inode;
 	uint			nvecs;
 	size_t			data_bytes;
-	xfs_bmbt_rec_t		*ext_buffer;
 	xfs_mount_t		*mp;
 
 	vecp->i_addr = &iip->ili_format;
@@ -320,22 +354,8 @@ xfs_inode_item_format(
 			} else
 #endif
 			{
-				/*
-				 * There are delayed allocation extents
-				 * in the inode, or we need to convert
-				 * the extents to on disk format.
-				 * Use xfs_iextents_copy()
-				 * to copy only the real extents into
-				 * a separate buffer.  We'll free the
-				 * buffer in the unlock routine.
-				 */
-				ext_buffer = kmem_alloc(ip->i_df.if_bytes,
-					KM_SLEEP);
-				iip->ili_extents_buf = ext_buffer;
-				vecp->i_addr = ext_buffer;
-				vecp->i_len = xfs_iextents_copy(ip, ext_buffer,
-						XFS_DATA_FORK);
-				vecp->i_type = XLOG_REG_TYPE_IEXT;
+				xfs_inode_item_format_extents(ip, vecp,
+					XFS_DATA_FORK, XLOG_REG_TYPE_IEXT);
 			}
 			ASSERT(vecp->i_len <= ip->i_df.if_bytes);
 			iip->ili_format.ilf_dsize = vecp->i_len;
@@ -445,19 +465,12 @@ xfs_inode_item_format(
 			 */
 			vecp->i_addr = ip->i_afp->if_u1.if_extents;
 			vecp->i_len = ip->i_afp->if_bytes;
+			vecp->i_type = XLOG_REG_TYPE_IATTR_EXT;
 #else
 			ASSERT(iip->ili_aextents_buf == NULL);
-			/*
-			 * Need to endian flip before logging
-			 */
-			ext_buffer = kmem_alloc(ip->i_afp->if_bytes,
-				KM_SLEEP);
-			iip->ili_aextents_buf = ext_buffer;
-			vecp->i_addr = ext_buffer;
-			vecp->i_len = xfs_iextents_copy(ip, ext_buffer,
-					XFS_ATTR_FORK);
+			xfs_inode_item_format_extents(ip, vecp,
+					XFS_ATTR_FORK, XLOG_REG_TYPE_IATTR_EXT);
 #endif
-			vecp->i_type = XLOG_REG_TYPE_IATTR_EXT;
 			iip->ili_format.ilf_asize = vecp->i_len;
 			vecp++;
 			nvecs++;
@@ -760,11 +773,11 @@ xfs_inode_item_push(
 	 * Push the inode to it's backing buffer. This will not remove the
 	 * inode from the AIL - a further push will be required to trigger a
 	 * buffer push. However, this allows all the dirty inodes to be pushed
-	 * to the buffer before it is pushed to disk. THe buffer IO completion
-	 * will pull th einode from the AIL, mark it clean and unlock the flush
+	 * to the buffer before it is pushed to disk. The buffer IO completion
+	 * will pull the inode from the AIL, mark it clean and unlock the flush
 	 * lock.
 	 */
-	(void) xfs_iflush(ip, 0);
+	(void) xfs_iflush(ip, SYNC_TRYLOCK);
 	xfs_iunlock(ip, XFS_ILOCK_SHARED);
 }
 
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index 8a0f044750c3..091d82b94c4d 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -101,11 +101,11 @@ xfs_iomap_eof_align_last_fsb(
 }
 
 STATIC int
-xfs_cmn_err_fsblock_zero(
+xfs_alert_fsblock_zero(
 	xfs_inode_t	*ip,
 	xfs_bmbt_irec_t	*imap)
 {
-	xfs_cmn_err(XFS_PTAG_FSBLOCK_ZERO, CE_ALERT, ip->i_mount,
+	xfs_alert_tag(ip->i_mount, XFS_PTAG_FSBLOCK_ZERO,
 			"Access to block zero in inode %llu "
 			"start_block: %llx start_off: %llx "
 			"blkcnt: %llx extent-state: %x\n",
@@ -246,7 +246,7 @@ xfs_iomap_write_direct(
 	}
 
 	if (!(imap->br_startblock || XFS_IS_REALTIME_INODE(ip))) {
-		error = xfs_cmn_err_fsblock_zero(ip, imap);
+		error = xfs_alert_fsblock_zero(ip, imap);
 		goto error_out;
 	}
 
@@ -464,7 +464,7 @@ retry:
 	}
 
 	if (!(imap[0].br_startblock || XFS_IS_REALTIME_INODE(ip)))
-		return xfs_cmn_err_fsblock_zero(ip, &imap[0]);
+		return xfs_alert_fsblock_zero(ip, &imap[0]);
 
 	*ret_imap = imap[0];
 	return 0;
@@ -614,7 +614,7 @@ xfs_iomap_write_allocate(
 		 * covers at least part of the callers request
 		 */
 		if (!(imap->br_startblock || XFS_IS_REALTIME_INODE(ip)))
-			return xfs_cmn_err_fsblock_zero(ip, imap);
+			return xfs_alert_fsblock_zero(ip, imap);
 
 		if ((offset_fsb >= imap->br_startoff) &&
 		    (offset_fsb < (imap->br_startoff +
@@ -724,7 +724,7 @@ xfs_iomap_write_unwritten(
 			return XFS_ERROR(error);
 
 		if (!(imap.br_startblock || XFS_IS_REALTIME_INODE(ip)))
-			return xfs_cmn_err_fsblock_zero(ip, &imap);
+			return xfs_alert_fsblock_zero(ip, &imap);
 
 		if ((numblks_fsb = imap.br_blockcount) == 0) {
 			/*
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index dc1882adaf54..751e94fe1f77 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -204,7 +204,6 @@ xfs_bulkstat(
 	xfs_agi_t		*agi;	/* agi header data */
 	xfs_agino_t		agino;	/* inode # in allocation group */
 	xfs_agnumber_t		agno;	/* allocation group number */
-	xfs_daddr_t		bno;	/* inode cluster start daddr */
 	int			chunkidx; /* current index into inode chunk */
 	int			clustidx; /* current index into inode cluster */
 	xfs_btree_cur_t		*cur;	/* btree cursor for ialloc btree */
@@ -463,7 +462,6 @@ xfs_bulkstat(
 						 mp->m_sb.sb_inopblog);
 				}
 				ino = XFS_AGINO_TO_INO(mp, agno, agino);
-				bno = XFS_AGB_TO_DADDR(mp, agno, agbno);
 				/*
 				 * Skip if this inode is free.
 				 */
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index ae6fef1ff563..b612ce4520ae 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -374,11 +374,10 @@ xfs_log_mount(
 	int		error;
 
 	if (!(mp->m_flags & XFS_MOUNT_NORECOVERY))
-		cmn_err(CE_NOTE, "XFS mounting filesystem %s", mp->m_fsname);
+		xfs_notice(mp, "Mounting Filesystem");
 	else {
-		cmn_err(CE_NOTE,
-			"Mounting filesystem \"%s\" in no-recovery mode.  Filesystem will be inconsistent.",
-			mp->m_fsname);
+		xfs_notice(mp,
+"Mounting filesystem in no-recovery mode.  Filesystem will be inconsistent.");
 		ASSERT(mp->m_flags & XFS_MOUNT_RDONLY);
 	}
 
@@ -393,7 +392,7 @@ xfs_log_mount(
 	 */
 	error = xfs_trans_ail_init(mp);
 	if (error) {
-		cmn_err(CE_WARN, "XFS: AIL initialisation failed: error %d", error);
+		xfs_warn(mp, "AIL initialisation failed: error %d", error);
 		goto out_free_log;
 	}
 	mp->m_log->l_ailp = mp->m_ail;
@@ -413,7 +412,8 @@ xfs_log_mount(
 		if (readonly)
 			mp->m_flags |= XFS_MOUNT_RDONLY;
 		if (error) {
-			cmn_err(CE_WARN, "XFS: log mount/recovery failed: error %d", error);
+			xfs_warn(mp, "log mount/recovery failed: error %d",
+				error);
 			goto out_destroy_ail;
 		}
 	}
@@ -542,10 +542,8 @@ xfs_log_unmount_write(xfs_mount_t *mp)
 			 */
 		}
 
-		if (error) {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-				"xfs_log_unmount: unmount record failed");
-		}
+		if (error)
+			xfs_alert(mp, "%s: unmount record failed", __func__);
 
 
 		spin_lock(&log->l_icloglock);
@@ -763,7 +761,7 @@ xfs_log_need_covered(xfs_mount_t *mp)
 		break;
 	case XLOG_STATE_COVER_NEED:
 	case XLOG_STATE_COVER_NEED2:
-		if (!xfs_trans_ail_tail(log->l_ailp) &&
+		if (!xfs_ail_min_lsn(log->l_ailp) &&
 		    xlog_iclogs_empty(log)) {
 			if (log->l_covered_state == XLOG_STATE_COVER_NEED)
 				log->l_covered_state = XLOG_STATE_COVER_DONE;
@@ -803,7 +801,7 @@ xlog_assign_tail_lsn(
 	xfs_lsn_t		tail_lsn;
 	struct log		*log = mp->m_log;
 
-	tail_lsn = xfs_trans_ail_tail(mp->m_ail);
+	tail_lsn = xfs_ail_min_lsn(mp->m_ail);
 	if (!tail_lsn)
 		tail_lsn = atomic64_read(&log->l_last_sync_lsn);
 
@@ -852,7 +850,7 @@ xlog_space_left(
 		 * In this case we just want to return the size of the
 		 * log as the amount of space left.
 		 */
-		xfs_fs_cmn_err(CE_ALERT, log->l_mp,
+		xfs_alert(log->l_mp,
 			"xlog_space_left: head behind tail\n"
 			"  tail_cycle = %d, tail_bytes = %d\n"
 			"  GH   cycle = %d, GH   bytes = %d",
@@ -1001,7 +999,7 @@ xlog_alloc_log(xfs_mount_t	*mp,
 
 	log = kmem_zalloc(sizeof(xlog_t), KM_MAYFAIL);
 	if (!log) {
-		xlog_warn("XFS: Log allocation failed: No memory!");
+		xfs_warn(mp, "Log allocation failed: No memory!");
 		goto out;
 	}
 
@@ -1029,24 +1027,24 @@ xlog_alloc_log(xfs_mount_t	*mp,
 	if (xfs_sb_version_hassector(&mp->m_sb)) {
 	        log2_size = mp->m_sb.sb_logsectlog;
 		if (log2_size < BBSHIFT) {
-			xlog_warn("XFS: Log sector size too small "
-				"(0x%x < 0x%x)", log2_size, BBSHIFT);
+			xfs_warn(mp, "Log sector size too small (0x%x < 0x%x)",
+				log2_size, BBSHIFT);
 			goto out_free_log;
 		}
 
 	        log2_size -= BBSHIFT;
 		if (log2_size > mp->m_sectbb_log) {
-			xlog_warn("XFS: Log sector size too large "
-				"(0x%x > 0x%x)", log2_size, mp->m_sectbb_log);
+			xfs_warn(mp, "Log sector size too large (0x%x > 0x%x)",
+				log2_size, mp->m_sectbb_log);
 			goto out_free_log;
 		}
 
 		/* for larger sector sizes, must have v2 or external log */
 		if (log2_size && log->l_logBBstart > 0 &&
 			    !xfs_sb_version_haslogv2(&mp->m_sb)) {
-
-			xlog_warn("XFS: log sector size (0x%x) invalid "
-				  "for configuration.", log2_size);
+			xfs_warn(mp,
+		"log sector size (0x%x) invalid for configuration.",
+				log2_size);
 			goto out_free_log;
 		}
 	}
@@ -1241,7 +1239,7 @@ xlog_grant_push_ail(
 	 * the filesystem is shutting down.
 	 */
 	if (!XLOG_FORCED_SHUTDOWN(log))
-		xfs_trans_ail_push(log->l_ailp, threshold_lsn);
+		xfs_ail_push(log->l_ailp, threshold_lsn);
 }
 
 /*
@@ -1563,38 +1561,36 @@ xlog_print_tic_res(
 	    "SWAPEXT"
 	};
 
-	xfs_fs_cmn_err(CE_WARN, mp,
-			"xfs_log_write: reservation summary:\n"
-			"  trans type  = %s (%u)\n"
-			"  unit res    = %d bytes\n"
-			"  current res = %d bytes\n"
-			"  total reg   = %u bytes (o/flow = %u bytes)\n"
-			"  ophdrs      = %u (ophdr space = %u bytes)\n"
-			"  ophdr + reg = %u bytes\n"
-			"  num regions = %u\n",
-			((ticket->t_trans_type <= 0 ||
-			  ticket->t_trans_type > XFS_TRANS_TYPE_MAX) ?
-			  "bad-trans-type" : trans_type_str[ticket->t_trans_type-1]),
-			ticket->t_trans_type,
-			ticket->t_unit_res,
-			ticket->t_curr_res,
-			ticket->t_res_arr_sum, ticket->t_res_o_flow,
-			ticket->t_res_num_ophdrs, ophdr_spc,
-			ticket->t_res_arr_sum + 
-			ticket->t_res_o_flow + ophdr_spc,
-			ticket->t_res_num);
+	xfs_warn(mp,
+		"xfs_log_write: reservation summary:\n"
+		"  trans type  = %s (%u)\n"
+		"  unit res    = %d bytes\n"
+		"  current res = %d bytes\n"
+		"  total reg   = %u bytes (o/flow = %u bytes)\n"
+		"  ophdrs      = %u (ophdr space = %u bytes)\n"
+		"  ophdr + reg = %u bytes\n"
+		"  num regions = %u\n",
+		((ticket->t_trans_type <= 0 ||
+		  ticket->t_trans_type > XFS_TRANS_TYPE_MAX) ?
+		  "bad-trans-type" : trans_type_str[ticket->t_trans_type-1]),
+		ticket->t_trans_type,
+		ticket->t_unit_res,
+		ticket->t_curr_res,
+		ticket->t_res_arr_sum, ticket->t_res_o_flow,
+		ticket->t_res_num_ophdrs, ophdr_spc,
+		ticket->t_res_arr_sum +
+		ticket->t_res_o_flow + ophdr_spc,
+		ticket->t_res_num);
 
 	for (i = 0; i < ticket->t_res_num; i++) {
-		uint r_type = ticket->t_res_arr[i].r_type; 
-		cmn_err(CE_WARN,
-			    "region[%u]: %s - %u bytes\n",
-			    i, 
+		uint r_type = ticket->t_res_arr[i].r_type;
+		xfs_warn(mp, "region[%u]: %s - %u bytes\n", i,
 			    ((r_type <= 0 || r_type > XLOG_REG_TYPE_MAX) ?
 			    "bad-rtype" : res_type_str[r_type-1]),
 			    ticket->t_res_arr[i].r_len);
 	}
 
-	xfs_cmn_err(XFS_PTAG_LOGRES, CE_ALERT, mp,
+	xfs_alert_tag(mp, XFS_PTAG_LOGRES,
 		"xfs_log_write: reservation ran out. Need to up reservation");
 	xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
 }
@@ -1682,7 +1678,7 @@ xlog_write_setup_ophdr(
 	case XFS_LOG:
 		break;
 	default:
-		xfs_fs_cmn_err(CE_WARN, log->l_mp,
+		xfs_warn(log->l_mp,
 			"Bad XFS transaction clientid 0x%x in ticket 0x%p",
 			ophdr->oh_clientid, ticket);
 		return NULL;
@@ -2264,7 +2260,7 @@ xlog_state_do_callback(
 		if (repeats > 5000) {
 			flushcnt += repeats;
 			repeats = 0;
-			xfs_fs_cmn_err(CE_WARN, log->l_mp,
+			xfs_warn(log->l_mp,
 				"%s: possible infinite loop (%d iterations)",
 				__func__, flushcnt);
 		}
@@ -3052,10 +3048,8 @@ xfs_log_force(
 	int	error;
 
 	error = _xfs_log_force(mp, flags, NULL);
-	if (error) {
-		xfs_fs_cmn_err(CE_WARN, mp, "xfs_log_force: "
-			"error %d returned.", error);
-	}
+	if (error)
+		xfs_warn(mp, "%s: error %d returned.", __func__, error);
 }
 
 /*
@@ -3204,10 +3198,8 @@ xfs_log_force_lsn(
 	int	error;
 
 	error = _xfs_log_force_lsn(mp, lsn, flags, NULL);
-	if (error) {
-		xfs_fs_cmn_err(CE_WARN, mp, "xfs_log_force: "
-			"error %d returned.", error);
-	}
+	if (error)
+		xfs_warn(mp, "%s: error %d returned.", __func__, error);
 }
 
 /*
@@ -3412,9 +3404,20 @@ xlog_verify_dest_ptr(
 	}
 
 	if (!good_ptr)
-		xlog_panic("xlog_verify_dest_ptr: invalid ptr");
+		xfs_emerg(log->l_mp, "%s: invalid ptr", __func__);
 }
 
+/*
+ * Check to make sure the grant write head didn't just over lap the tail.  If
+ * the cycles are the same, we can't be overlapping.  Otherwise, make sure that
+ * the cycles differ by exactly one and check the byte count.
+ *
+ * This check is run unlocked, so can give false positives. Rather than assert
+ * on failures, use a warn-once flag and a panic tag to allow the admin to
+ * determine if they want to panic the machine when such an error occurs. For
+ * debug kernels this will have the same effect as using an assert but, unlinke
+ * an assert, it can be turned off at runtime.
+ */
 STATIC void
 xlog_verify_grant_tail(
 	struct log	*log)
@@ -3422,17 +3425,22 @@ xlog_verify_grant_tail(
 	int		tail_cycle, tail_blocks;
 	int		cycle, space;
 
-	/*
-	 * Check to make sure the grant write head didn't just over lap the
-	 * tail.  If the cycles are the same, we can't be overlapping.
-	 * Otherwise, make sure that the cycles differ by exactly one and
-	 * check the byte count.
-	 */
 	xlog_crack_grant_head(&log->l_grant_write_head, &cycle, &space);
 	xlog_crack_atomic_lsn(&log->l_tail_lsn, &tail_cycle, &tail_blocks);
 	if (tail_cycle != cycle) {
-		ASSERT(cycle - 1 == tail_cycle);
-		ASSERT(space <= BBTOB(tail_blocks));
+		if (cycle - 1 != tail_cycle &&
+		    !(log->l_flags & XLOG_TAIL_WARN)) {
+			xfs_alert_tag(log->l_mp, XFS_PTAG_LOGRES,
+				"%s: cycle - 1 != tail_cycle", __func__);
+			log->l_flags |= XLOG_TAIL_WARN;
+		}
+
+		if (space > BBTOB(tail_blocks) &&
+		    !(log->l_flags & XLOG_TAIL_WARN)) {
+			xfs_alert_tag(log->l_mp, XFS_PTAG_LOGRES,
+				"%s: space > BBTOB(tail_blocks)", __func__);
+			log->l_flags |= XLOG_TAIL_WARN;
+		}
 	}
 }
 
@@ -3448,16 +3456,16 @@ xlog_verify_tail_lsn(xlog_t	    *log,
 	blocks =
 	    log->l_logBBsize - (log->l_prev_block - BLOCK_LSN(tail_lsn));
 	if (blocks < BTOBB(iclog->ic_offset)+BTOBB(log->l_iclog_hsize))
-	    xlog_panic("xlog_verify_tail_lsn: ran out of log space");
+		xfs_emerg(log->l_mp, "%s: ran out of log space", __func__);
     } else {
 	ASSERT(CYCLE_LSN(tail_lsn)+1 == log->l_prev_cycle);
 
 	if (BLOCK_LSN(tail_lsn) == log->l_prev_block)
-	    xlog_panic("xlog_verify_tail_lsn: tail wrapped");
+		xfs_emerg(log->l_mp, "%s: tail wrapped", __func__);
 
 	blocks = BLOCK_LSN(tail_lsn) - log->l_prev_block;
 	if (blocks < BTOBB(iclog->ic_offset) + 1)
-	    xlog_panic("xlog_verify_tail_lsn: ran out of log space");
+		xfs_emerg(log->l_mp, "%s: ran out of log space", __func__);
     }
 }	/* xlog_verify_tail_lsn */
 
@@ -3497,22 +3505,23 @@ xlog_verify_iclog(xlog_t	 *log,
 	icptr = log->l_iclog;
 	for (i=0; i < log->l_iclog_bufs; i++) {
 		if (icptr == NULL)
-			xlog_panic("xlog_verify_iclog: invalid ptr");
+			xfs_emerg(log->l_mp, "%s: invalid ptr", __func__);
 		icptr = icptr->ic_next;
 	}
 	if (icptr != log->l_iclog)
-		xlog_panic("xlog_verify_iclog: corrupt iclog ring");
+		xfs_emerg(log->l_mp, "%s: corrupt iclog ring", __func__);
 	spin_unlock(&log->l_icloglock);
 
 	/* check log magic numbers */
 	if (be32_to_cpu(iclog->ic_header.h_magicno) != XLOG_HEADER_MAGIC_NUM)
-		xlog_panic("xlog_verify_iclog: invalid magic num");
+		xfs_emerg(log->l_mp, "%s: invalid magic num", __func__);
 
 	ptr = (xfs_caddr_t) &iclog->ic_header;
 	for (ptr += BBSIZE; ptr < ((xfs_caddr_t)&iclog->ic_header) + count;
 	     ptr += BBSIZE) {
 		if (be32_to_cpu(*(__be32 *)ptr) == XLOG_HEADER_MAGIC_NUM)
-			xlog_panic("xlog_verify_iclog: unexpected magic num");
+			xfs_emerg(log->l_mp, "%s: unexpected magic num",
+				__func__);
 	}
 
 	/* check fields */
@@ -3542,9 +3551,10 @@ xlog_verify_iclog(xlog_t	 *log,
 			}
 		}
 		if (clientid != XFS_TRANSACTION && clientid != XFS_LOG)
-			cmn_err(CE_WARN, "xlog_verify_iclog: "
-				"invalid clientid %d op 0x%p offset 0x%lx",
-				clientid, ophead, (unsigned long)field_offset);
+			xfs_warn(log->l_mp,
+				"%s: invalid clientid %d op 0x%p offset 0x%lx",
+				__func__, clientid, ophead,
+				(unsigned long)field_offset);
 
 		/* check length */
 		field_offset = (__psint_t)
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index d5f8be8f4bf6..5864850e9e34 100644
--- a/fs/xfs/xfs_log_priv.h
+++ b/fs/xfs/xfs_log_priv.h
@@ -87,10 +87,6 @@ static inline uint xlog_get_client_id(__be32 i)
 	return be32_to_cpu(i) >> 24;
 }
 
-#define xlog_panic(args...)	cmn_err(CE_PANIC, ## args)
-#define xlog_exit(args...)	cmn_err(CE_PANIC, ## args)
-#define xlog_warn(args...)	cmn_err(CE_WARN, ## args)
-
 /*
  * In core log state
  */
@@ -148,6 +144,7 @@ static inline uint xlog_get_client_id(__be32 i)
 #define	XLOG_RECOVERY_NEEDED	0x4	/* log was recovered */
 #define XLOG_IO_ERROR		0x8	/* log hit an I/O error, and being
 					   shutdown */
+#define XLOG_TAIL_WARN		0x10	/* log tail verify warning issued */
 
 #ifdef __KERNEL__
 /*
@@ -574,7 +571,7 @@ int	xlog_write(struct log *log, struct xfs_log_vec *log_vector,
  * When we crack an atomic LSN, we sample it first so that the value will not
  * change while we are cracking it into the component values. This means we
  * will always get consistent component values to work from. This should always
- * be used to smaple and crack LSNs taht are stored and updated in atomic
+ * be used to sample and crack LSNs that are stored and updated in atomic
  * variables.
  */
 static inline void
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index aa0ebb776903..5cc464a17c93 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -92,7 +92,7 @@ xlog_get_bp(
 	int		nbblks)
 {
 	if (!xlog_buf_bbcount_valid(log, nbblks)) {
-		xlog_warn("XFS: Invalid block length (0x%x) given for buffer",
+		xfs_warn(log->l_mp, "Invalid block length (0x%x) for buffer",
 			nbblks);
 		XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_HIGH, log->l_mp);
 		return NULL;
@@ -101,7 +101,7 @@ xlog_get_bp(
 	/*
 	 * We do log I/O in units of log sectors (a power-of-2
 	 * multiple of the basic block size), so we round up the
-	 * requested size to acommodate the basic blocks required
+	 * requested size to accommodate the basic blocks required
 	 * for complete log sectors.
 	 *
 	 * In addition, the buffer may be used for a non-sector-
@@ -112,7 +112,7 @@ xlog_get_bp(
 	 * an issue.  Nor will this be a problem if the log I/O is
 	 * done in basic blocks (sector size 1).  But otherwise we
 	 * extend the buffer by one extra log sector to ensure
-	 * there's space to accomodate this possiblility.
+	 * there's space to accommodate this possibility.
 	 */
 	if (nbblks > 1 && log->l_sectBBsize > 1)
 		nbblks += log->l_sectBBsize;
@@ -160,7 +160,7 @@ xlog_bread_noalign(
 	int		error;
 
 	if (!xlog_buf_bbcount_valid(log, nbblks)) {
-		xlog_warn("XFS: Invalid block length (0x%x) given for buffer",
+		xfs_warn(log->l_mp, "Invalid block length (0x%x) for buffer",
 			nbblks);
 		XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_HIGH, log->l_mp);
 		return EFSCORRUPTED;
@@ -219,7 +219,7 @@ xlog_bwrite(
 	int		error;
 
 	if (!xlog_buf_bbcount_valid(log, nbblks)) {
-		xlog_warn("XFS: Invalid block length (0x%x) given for buffer",
+		xfs_warn(log->l_mp, "Invalid block length (0x%x) for buffer",
 			nbblks);
 		XFS_ERROR_REPORT(__func__, XFS_ERRLEVEL_HIGH, log->l_mp);
 		return EFSCORRUPTED;
@@ -254,9 +254,9 @@ xlog_header_check_dump(
 	xfs_mount_t		*mp,
 	xlog_rec_header_t	*head)
 {
-	cmn_err(CE_DEBUG, "%s:  SB : uuid = %pU, fmt = %d\n",
+	xfs_debug(mp, "%s:  SB : uuid = %pU, fmt = %d\n",
 		__func__, &mp->m_sb.sb_uuid, XLOG_FMT);
-	cmn_err(CE_DEBUG, "    log : uuid = %pU, fmt = %d\n",
+	xfs_debug(mp, "    log : uuid = %pU, fmt = %d\n",
 		&head->h_fs_uuid, be32_to_cpu(head->h_fmt));
 }
 #else
@@ -279,15 +279,15 @@ xlog_header_check_recover(
 	 * a dirty log created in IRIX.
 	 */
 	if (unlikely(be32_to_cpu(head->h_fmt) != XLOG_FMT)) {
-		xlog_warn(
-	"XFS: dirty log written in incompatible format - can't recover");
+		xfs_warn(mp,
+	"dirty log written in incompatible format - can't recover");
 		xlog_header_check_dump(mp, head);
 		XFS_ERROR_REPORT("xlog_header_check_recover(1)",
 				 XFS_ERRLEVEL_HIGH, mp);
 		return XFS_ERROR(EFSCORRUPTED);
 	} else if (unlikely(!uuid_equal(&mp->m_sb.sb_uuid, &head->h_fs_uuid))) {
-		xlog_warn(
-	"XFS: dirty log entry has mismatched uuid - can't recover");
+		xfs_warn(mp,
+	"dirty log entry has mismatched uuid - can't recover");
 		xlog_header_check_dump(mp, head);
 		XFS_ERROR_REPORT("xlog_header_check_recover(2)",
 				 XFS_ERRLEVEL_HIGH, mp);
@@ -312,9 +312,9 @@ xlog_header_check_mount(
 		 * h_fs_uuid is nil, we assume this log was last mounted
 		 * by IRIX and continue.
 		 */
-		xlog_warn("XFS: nil uuid in log - IRIX style log");
+		xfs_warn(mp, "nil uuid in log - IRIX style log");
 	} else if (unlikely(!uuid_equal(&mp->m_sb.sb_uuid, &head->h_fs_uuid))) {
-		xlog_warn("XFS: log has mismatched uuid - can't recover");
+		xfs_warn(mp, "log has mismatched uuid - can't recover");
 		xlog_header_check_dump(mp, head);
 		XFS_ERROR_REPORT("xlog_header_check_mount",
 				 XFS_ERRLEVEL_HIGH, mp);
@@ -490,8 +490,8 @@ xlog_find_verify_log_record(
 	for (i = (*last_blk) - 1; i >= 0; i--) {
 		if (i < start_blk) {
 			/* valid log record not found */
-			xlog_warn(
-		"XFS: Log inconsistent (didn't find previous header)");
+			xfs_warn(log->l_mp,
+		"Log inconsistent (didn't find previous header)");
 			ASSERT(0);
 			error = XFS_ERROR(EIO);
 			goto out;
@@ -591,12 +591,12 @@ xlog_find_head(
 			 * mkfs etc write a dummy unmount record to a fresh
 			 * log so we can store the uuid in there
 			 */
-			xlog_warn("XFS: totally zeroed log");
+			xfs_warn(log->l_mp, "totally zeroed log");
 		}
 
 		return 0;
 	} else if (error) {
-		xlog_warn("XFS: empty log check failed");
+		xfs_warn(log->l_mp, "empty log check failed");
 		return error;
 	}
 
@@ -819,7 +819,7 @@ validate_head:
 	xlog_put_bp(bp);
 
 	if (error)
-	    xlog_warn("XFS: failed to find log head");
+		xfs_warn(log->l_mp, "failed to find log head");
 	return error;
 }
 
@@ -912,7 +912,7 @@ xlog_find_tail(
 		}
 	}
 	if (!found) {
-		xlog_warn("XFS: xlog_find_tail: couldn't find sync record");
+		xfs_warn(log->l_mp, "%s: couldn't find sync record", __func__);
 		ASSERT(0);
 		return XFS_ERROR(EIO);
 	}
@@ -1028,7 +1028,7 @@ done:
 	xlog_put_bp(bp);
 
 	if (error)
-		xlog_warn("XFS: failed to locate log tail");
+		xfs_warn(log->l_mp, "failed to locate log tail");
 	return error;
 }
 
@@ -1092,7 +1092,8 @@ xlog_find_zeroed(
 		 * the first block must be 1. If it's not, maybe we're
 		 * not looking at a log... Bail out.
 		 */
-		xlog_warn("XFS: Log inconsistent or not a log (last==0, first!=1)");
+		xfs_warn(log->l_mp,
+			"Log inconsistent or not a log (last==0, first!=1)");
 		return XFS_ERROR(EINVAL);
 	}
 
@@ -1506,8 +1507,8 @@ xlog_recover_add_to_trans(
 	if (list_empty(&trans->r_itemq)) {
 		/* we need to catch log corruptions here */
 		if (*(uint *)dp != XFS_TRANS_HEADER_MAGIC) {
-			xlog_warn("XFS: xlog_recover_add_to_trans: "
-				  "bad header magic number");
+			xfs_warn(log->l_mp, "%s: bad header magic number",
+				__func__);
 			ASSERT(0);
 			return XFS_ERROR(EIO);
 		}
@@ -1534,8 +1535,8 @@ xlog_recover_add_to_trans(
 	if (item->ri_total == 0) {		/* first region to be added */
 		if (in_f->ilf_size == 0 ||
 		    in_f->ilf_size > XLOG_MAX_REGIONS_IN_ITEM) {
-			xlog_warn(
-	"XFS: bad number of regions (%d) in inode log format",
+			xfs_warn(log->l_mp,
+		"bad number of regions (%d) in inode log format",
 				  in_f->ilf_size);
 			ASSERT(0);
 			return XFS_ERROR(EIO);
@@ -1592,8 +1593,9 @@ xlog_recover_reorder_trans(
 			list_move_tail(&item->ri_list, &trans->r_itemq);
 			break;
 		default:
-			xlog_warn(
-	"XFS: xlog_recover_reorder_trans: unrecognized type of log operation");
+			xfs_warn(log->l_mp,
+				"%s: unrecognized type of log operation",
+				__func__);
 			ASSERT(0);
 			return XFS_ERROR(EIO);
 		}
@@ -1803,8 +1805,9 @@ xlog_recover_do_inode_buffer(
 		logged_nextp = item->ri_buf[item_index].i_addr +
 				next_unlinked_offset - reg_buf_offset;
 		if (unlikely(*logged_nextp == 0)) {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-				"bad inode buffer log record (ptr = 0x%p, bp = 0x%p).  XFS trying to replay bad (0) inode di_next_unlinked field",
+			xfs_alert(mp,
+		"Bad inode buffer log record (ptr = 0x%p, bp = 0x%p). "
+		"Trying to replay bad (0) inode di_next_unlinked field.",
 				item, bp);
 			XFS_ERROR_REPORT("xlog_recover_do_inode_buf",
 					 XFS_ERRLEVEL_LOW, mp);
@@ -1863,17 +1866,17 @@ xlog_recover_do_reg_buffer(
 		if (buf_f->blf_flags &
 		   (XFS_BLF_UDQUOT_BUF|XFS_BLF_PDQUOT_BUF|XFS_BLF_GDQUOT_BUF)) {
 			if (item->ri_buf[i].i_addr == NULL) {
-				cmn_err(CE_ALERT,
+				xfs_alert(mp,
 					"XFS: NULL dquot in %s.", __func__);
 				goto next;
 			}
 			if (item->ri_buf[i].i_len < sizeof(xfs_disk_dquot_t)) {
-				cmn_err(CE_ALERT,
+				xfs_alert(mp,
 					"XFS: dquot too small (%d) in %s.",
 					item->ri_buf[i].i_len, __func__);
 				goto next;
 			}
-			error = xfs_qm_dqcheck(item->ri_buf[i].i_addr,
+			error = xfs_qm_dqcheck(mp, item->ri_buf[i].i_addr,
 					       -1, 0, XFS_QMOPT_DOWARN,
 					       "dquot_buf_recover");
 			if (error)
@@ -1898,6 +1901,7 @@ xlog_recover_do_reg_buffer(
  */
 int
 xfs_qm_dqcheck(
+	struct xfs_mount *mp,
 	xfs_disk_dquot_t *ddq,
 	xfs_dqid_t	 id,
 	uint		 type,	  /* used only when IO_dorepair is true */
@@ -1924,14 +1928,14 @@ xfs_qm_dqcheck(
 	 */
 	if (be16_to_cpu(ddq->d_magic) != XFS_DQUOT_MAGIC) {
 		if (flags & XFS_QMOPT_DOWARN)
-			cmn_err(CE_ALERT,
+			xfs_alert(mp,
 			"%s : XFS dquot ID 0x%x, magic 0x%x != 0x%x",
 			str, id, be16_to_cpu(ddq->d_magic), XFS_DQUOT_MAGIC);
 		errs++;
 	}
 	if (ddq->d_version != XFS_DQUOT_VERSION) {
 		if (flags & XFS_QMOPT_DOWARN)
-			cmn_err(CE_ALERT,
+			xfs_alert(mp,
 			"%s : XFS dquot ID 0x%x, version 0x%x != 0x%x",
 			str, id, ddq->d_version, XFS_DQUOT_VERSION);
 		errs++;
@@ -1941,7 +1945,7 @@ xfs_qm_dqcheck(
 	    ddq->d_flags != XFS_DQ_PROJ &&
 	    ddq->d_flags != XFS_DQ_GROUP) {
 		if (flags & XFS_QMOPT_DOWARN)
-			cmn_err(CE_ALERT,
+			xfs_alert(mp,
 			"%s : XFS dquot ID 0x%x, unknown flags 0x%x",
 			str, id, ddq->d_flags);
 		errs++;
@@ -1949,7 +1953,7 @@ xfs_qm_dqcheck(
 
 	if (id != -1 && id != be32_to_cpu(ddq->d_id)) {
 		if (flags & XFS_QMOPT_DOWARN)
-			cmn_err(CE_ALERT,
+			xfs_alert(mp,
 			"%s : ondisk-dquot 0x%p, ID mismatch: "
 			"0x%x expected, found id 0x%x",
 			str, ddq, id, be32_to_cpu(ddq->d_id));
@@ -1962,9 +1966,8 @@ xfs_qm_dqcheck(
 				be64_to_cpu(ddq->d_blk_softlimit)) {
 			if (!ddq->d_btimer) {
 				if (flags & XFS_QMOPT_DOWARN)
-					cmn_err(CE_ALERT,
-					"%s : Dquot ID 0x%x (0x%p) "
-					"BLK TIMER NOT STARTED",
+					xfs_alert(mp,
+			"%s : Dquot ID 0x%x (0x%p) BLK TIMER NOT STARTED",
 					str, (int)be32_to_cpu(ddq->d_id), ddq);
 				errs++;
 			}
@@ -1974,9 +1977,8 @@ xfs_qm_dqcheck(
 				be64_to_cpu(ddq->d_ino_softlimit)) {
 			if (!ddq->d_itimer) {
 				if (flags & XFS_QMOPT_DOWARN)
-					cmn_err(CE_ALERT,
-					"%s : Dquot ID 0x%x (0x%p) "
-					"INODE TIMER NOT STARTED",
+					xfs_alert(mp,
+			"%s : Dquot ID 0x%x (0x%p) INODE TIMER NOT STARTED",
 					str, (int)be32_to_cpu(ddq->d_id), ddq);
 				errs++;
 			}
@@ -1986,9 +1988,8 @@ xfs_qm_dqcheck(
 				be64_to_cpu(ddq->d_rtb_softlimit)) {
 			if (!ddq->d_rtbtimer) {
 				if (flags & XFS_QMOPT_DOWARN)
-					cmn_err(CE_ALERT,
-					"%s : Dquot ID 0x%x (0x%p) "
-					"RTBLK TIMER NOT STARTED",
+					xfs_alert(mp,
+			"%s : Dquot ID 0x%x (0x%p) RTBLK TIMER NOT STARTED",
 					str, (int)be32_to_cpu(ddq->d_id), ddq);
 				errs++;
 			}
@@ -1999,7 +2000,7 @@ xfs_qm_dqcheck(
 		return errs;
 
 	if (flags & XFS_QMOPT_DOWARN)
-		cmn_err(CE_NOTE, "Re-initializing dquot ID 0x%x", id);
+		xfs_notice(mp, "Re-initializing dquot ID 0x%x", id);
 
 	/*
 	 * Typically, a repair is only requested by quotacheck.
@@ -2218,9 +2219,9 @@ xlog_recover_inode_pass2(
 	 */
 	if (unlikely(be16_to_cpu(dip->di_magic) != XFS_DINODE_MAGIC)) {
 		xfs_buf_relse(bp);
-		xfs_fs_cmn_err(CE_ALERT, mp,
-			"xfs_inode_recover: Bad inode magic number, dino ptr = 0x%p, dino bp = 0x%p, ino = %Ld",
-			dip, bp, in_f->ilf_ino);
+		xfs_alert(mp,
+	"%s: Bad inode magic number, dip = 0x%p, dino bp = 0x%p, ino = %Ld",
+			__func__, dip, bp, in_f->ilf_ino);
 		XFS_ERROR_REPORT("xlog_recover_inode_pass2(1)",
 				 XFS_ERRLEVEL_LOW, mp);
 		error = EFSCORRUPTED;
@@ -2229,9 +2230,9 @@ xlog_recover_inode_pass2(
 	dicp = item->ri_buf[1].i_addr;
 	if (unlikely(dicp->di_magic != XFS_DINODE_MAGIC)) {
 		xfs_buf_relse(bp);
-		xfs_fs_cmn_err(CE_ALERT, mp,
-			"xfs_inode_recover: Bad inode log record, rec ptr 0x%p, ino %Ld",
-			item, in_f->ilf_ino);
+		xfs_alert(mp,
+			"%s: Bad inode log record, rec ptr 0x%p, ino %Ld",
+			__func__, item, in_f->ilf_ino);
 		XFS_ERROR_REPORT("xlog_recover_inode_pass2(2)",
 				 XFS_ERRLEVEL_LOW, mp);
 		error = EFSCORRUPTED;
@@ -2263,9 +2264,10 @@ xlog_recover_inode_pass2(
 			XFS_CORRUPTION_ERROR("xlog_recover_inode_pass2(3)",
 					 XFS_ERRLEVEL_LOW, mp, dicp);
 			xfs_buf_relse(bp);
-			xfs_fs_cmn_err(CE_ALERT, mp,
-				"xfs_inode_recover: Bad regular inode log record, rec ptr 0x%p, ino ptr = 0x%p, ino bp = 0x%p, ino %Ld",
-				item, dip, bp, in_f->ilf_ino);
+			xfs_alert(mp,
+		"%s: Bad regular inode log record, rec ptr 0x%p, "
+		"ino ptr = 0x%p, ino bp = 0x%p, ino %Ld",
+				__func__, item, dip, bp, in_f->ilf_ino);
 			error = EFSCORRUPTED;
 			goto error;
 		}
@@ -2276,9 +2278,10 @@ xlog_recover_inode_pass2(
 			XFS_CORRUPTION_ERROR("xlog_recover_inode_pass2(4)",
 					     XFS_ERRLEVEL_LOW, mp, dicp);
 			xfs_buf_relse(bp);
-			xfs_fs_cmn_err(CE_ALERT, mp,
-				"xfs_inode_recover: Bad dir inode log record, rec ptr 0x%p, ino ptr = 0x%p, ino bp = 0x%p, ino %Ld",
-				item, dip, bp, in_f->ilf_ino);
+			xfs_alert(mp,
+		"%s: Bad dir inode log record, rec ptr 0x%p, "
+		"ino ptr = 0x%p, ino bp = 0x%p, ino %Ld",
+				__func__, item, dip, bp, in_f->ilf_ino);
 			error = EFSCORRUPTED;
 			goto error;
 		}
@@ -2287,9 +2290,10 @@ xlog_recover_inode_pass2(
 		XFS_CORRUPTION_ERROR("xlog_recover_inode_pass2(5)",
 				     XFS_ERRLEVEL_LOW, mp, dicp);
 		xfs_buf_relse(bp);
-		xfs_fs_cmn_err(CE_ALERT, mp,
-			"xfs_inode_recover: Bad inode log record, rec ptr 0x%p, dino ptr 0x%p, dino bp 0x%p, ino %Ld, total extents = %d, nblocks = %Ld",
-			item, dip, bp, in_f->ilf_ino,
+		xfs_alert(mp,
+	"%s: Bad inode log record, rec ptr 0x%p, dino ptr 0x%p, "
+	"dino bp 0x%p, ino %Ld, total extents = %d, nblocks = %Ld",
+			__func__, item, dip, bp, in_f->ilf_ino,
 			dicp->di_nextents + dicp->di_anextents,
 			dicp->di_nblocks);
 		error = EFSCORRUPTED;
@@ -2299,8 +2303,9 @@ xlog_recover_inode_pass2(
 		XFS_CORRUPTION_ERROR("xlog_recover_inode_pass2(6)",
 				     XFS_ERRLEVEL_LOW, mp, dicp);
 		xfs_buf_relse(bp);
-		xfs_fs_cmn_err(CE_ALERT, mp,
-			"xfs_inode_recover: Bad inode log rec ptr 0x%p, dino ptr 0x%p, dino bp 0x%p, ino %Ld, forkoff 0x%x",
+		xfs_alert(mp,
+	"%s: Bad inode log record, rec ptr 0x%p, dino ptr 0x%p, "
+	"dino bp 0x%p, ino %Ld, forkoff 0x%x", __func__,
 			item, dip, bp, in_f->ilf_ino, dicp->di_forkoff);
 		error = EFSCORRUPTED;
 		goto error;
@@ -2309,9 +2314,9 @@ xlog_recover_inode_pass2(
 		XFS_CORRUPTION_ERROR("xlog_recover_inode_pass2(7)",
 				     XFS_ERRLEVEL_LOW, mp, dicp);
 		xfs_buf_relse(bp);
-		xfs_fs_cmn_err(CE_ALERT, mp,
-			"xfs_inode_recover: Bad inode log record length %d, rec ptr 0x%p",
-			item->ri_buf[1].i_len, item);
+		xfs_alert(mp,
+			"%s: Bad inode log record length %d, rec ptr 0x%p",
+			__func__, item->ri_buf[1].i_len, item);
 		error = EFSCORRUPTED;
 		goto error;
 	}
@@ -2398,7 +2403,7 @@ xlog_recover_inode_pass2(
 			break;
 
 		default:
-			xlog_warn("XFS: xlog_recover_inode_pass2: Invalid flag");
+			xfs_warn(log->l_mp, "%s: Invalid flag", __func__);
 			ASSERT(0);
 			xfs_buf_relse(bp);
 			error = EIO;
@@ -2467,13 +2472,11 @@ xlog_recover_dquot_pass2(
 
 	recddq = item->ri_buf[1].i_addr;
 	if (recddq == NULL) {
-		cmn_err(CE_ALERT,
-			"XFS: NULL dquot in %s.", __func__);
+		xfs_alert(log->l_mp, "NULL dquot in %s.", __func__);
 		return XFS_ERROR(EIO);
 	}
 	if (item->ri_buf[1].i_len < sizeof(xfs_disk_dquot_t)) {
-		cmn_err(CE_ALERT,
-			"XFS: dquot too small (%d) in %s.",
+		xfs_alert(log->l_mp, "dquot too small (%d) in %s.",
 			item->ri_buf[1].i_len, __func__);
 		return XFS_ERROR(EIO);
 	}
@@ -2498,12 +2501,10 @@ xlog_recover_dquot_pass2(
 	 */
 	dq_f = item->ri_buf[0].i_addr;
 	ASSERT(dq_f);
-	if ((error = xfs_qm_dqcheck(recddq,
-			   dq_f->qlf_id,
-			   0, XFS_QMOPT_DOWARN,
-			   "xlog_recover_dquot_pass2 (log copy)"))) {
+	error = xfs_qm_dqcheck(mp, recddq, dq_f->qlf_id, 0, XFS_QMOPT_DOWARN,
+			   "xlog_recover_dquot_pass2 (log copy)");
+	if (error)
 		return XFS_ERROR(EIO);
-	}
 	ASSERT(dq_f->qlf_len == 1);
 
 	error = xfs_read_buf(mp, mp->m_ddev_targp,
@@ -2523,8 +2524,9 @@ xlog_recover_dquot_pass2(
 	 * was among a chunk of dquots created earlier, and we did some
 	 * minimal initialization then.
 	 */
-	if (xfs_qm_dqcheck(ddq, dq_f->qlf_id, 0, XFS_QMOPT_DOWARN,
-			   "xlog_recover_dquot_pass2")) {
+	error = xfs_qm_dqcheck(mp, ddq, dq_f->qlf_id, 0, XFS_QMOPT_DOWARN,
+			   "xlog_recover_dquot_pass2");
+	if (error) {
 		xfs_buf_relse(bp);
 		return XFS_ERROR(EIO);
 	}
@@ -2676,9 +2678,8 @@ xlog_recover_commit_pass1(
 		/* nothing to do in pass 1 */
 		return 0;
 	default:
-		xlog_warn(
-	"XFS: invalid item type (%d) xlog_recover_commit_pass1",
-			ITEM_TYPE(item));
+		xfs_warn(log->l_mp, "%s: invalid item type (%d)",
+			__func__, ITEM_TYPE(item));
 		ASSERT(0);
 		return XFS_ERROR(EIO);
 	}
@@ -2707,9 +2708,8 @@ xlog_recover_commit_pass2(
 		/* nothing to do in pass2 */
 		return 0;
 	default:
-		xlog_warn(
-	"XFS: invalid item type (%d) xlog_recover_commit_pass2",
-			ITEM_TYPE(item));
+		xfs_warn(log->l_mp, "%s: invalid item type (%d)",
+			__func__, ITEM_TYPE(item));
 		ASSERT(0);
 		return XFS_ERROR(EIO);
 	}
@@ -2751,10 +2751,11 @@ xlog_recover_commit_trans(
 
 STATIC int
 xlog_recover_unmount_trans(
+	struct log		*log,
 	xlog_recover_t		*trans)
 {
 	/* Do nothing now */
-	xlog_warn("XFS: xlog_recover_unmount_trans: Unmount LR");
+	xfs_warn(log->l_mp, "%s: Unmount LR", __func__);
 	return 0;
 }
 
@@ -2797,8 +2798,8 @@ xlog_recover_process_data(
 		dp += sizeof(xlog_op_header_t);
 		if (ohead->oh_clientid != XFS_TRANSACTION &&
 		    ohead->oh_clientid != XFS_LOG) {
-			xlog_warn(
-		"XFS: xlog_recover_process_data: bad clientid");
+			xfs_warn(log->l_mp, "%s: bad clientid 0x%x",
+					__func__, ohead->oh_clientid);
 			ASSERT(0);
 			return (XFS_ERROR(EIO));
 		}
@@ -2811,8 +2812,8 @@ xlog_recover_process_data(
 					be64_to_cpu(rhead->h_lsn));
 		} else {
 			if (dp + be32_to_cpu(ohead->oh_len) > lp) {
-				xlog_warn(
-			"XFS: xlog_recover_process_data: bad length");
+				xfs_warn(log->l_mp, "%s: bad length 0x%x",
+					__func__, be32_to_cpu(ohead->oh_len));
 				WARN_ON(1);
 				return (XFS_ERROR(EIO));
 			}
@@ -2825,7 +2826,7 @@ xlog_recover_process_data(
 								trans, pass);
 				break;
 			case XLOG_UNMOUNT_TRANS:
-				error = xlog_recover_unmount_trans(trans);
+				error = xlog_recover_unmount_trans(log, trans);
 				break;
 			case XLOG_WAS_CONT_TRANS:
 				error = xlog_recover_add_to_cont_trans(log,
@@ -2833,8 +2834,8 @@ xlog_recover_process_data(
 						be32_to_cpu(ohead->oh_len));
 				break;
 			case XLOG_START_TRANS:
-				xlog_warn(
-			"XFS: xlog_recover_process_data: bad transaction");
+				xfs_warn(log->l_mp, "%s: bad transaction",
+					__func__);
 				ASSERT(0);
 				error = XFS_ERROR(EIO);
 				break;
@@ -2844,8 +2845,8 @@ xlog_recover_process_data(
 						dp, be32_to_cpu(ohead->oh_len));
 				break;
 			default:
-				xlog_warn(
-			"XFS: xlog_recover_process_data: bad flag");
+				xfs_warn(log->l_mp, "%s: bad flag 0x%x",
+					__func__, flags);
 				ASSERT(0);
 				error = XFS_ERROR(EIO);
 				break;
@@ -3030,8 +3031,7 @@ xlog_recover_clear_agi_bucket(
 out_abort:
 	xfs_trans_cancel(tp, XFS_TRANS_ABORT);
 out_error:
-	xfs_fs_cmn_err(CE_WARN, mp, "xlog_recover_clear_agi_bucket: "
-			"failed to clear agi %d. Continuing.", agno);
+	xfs_warn(mp, "%s: failed to clear agi %d. Continuing.", __func__, agno);
 	return;
 }
 
@@ -3282,7 +3282,7 @@ xlog_valid_rec_header(
 	if (unlikely(
 	    (!rhead->h_version ||
 	    (be32_to_cpu(rhead->h_version) & (~XLOG_VERSION_OKBITS))))) {
-		xlog_warn("XFS: %s: unrecognised log version (%d).",
+		xfs_warn(log->l_mp, "%s: unrecognised log version (%d).",
 			__func__, be32_to_cpu(rhead->h_version));
 		return XFS_ERROR(EIO);
 	}
@@ -3740,10 +3740,9 @@ xlog_recover(
 			return error;
 		}
 
-		cmn_err(CE_NOTE,
-			"Starting XFS recovery on filesystem: %s (logdev: %s)",
-			log->l_mp->m_fsname, log->l_mp->m_logname ?
-			log->l_mp->m_logname : "internal");
+		xfs_notice(log->l_mp, "Starting recovery (logdev: %s)",
+				log->l_mp->m_logname ? log->l_mp->m_logname
+						     : "internal");
 
 		error = xlog_do_recover(log, head_blk, tail_blk);
 		log->l_flags |= XLOG_RECOVERY_NEEDED;
@@ -3776,9 +3775,7 @@ xlog_recover_finish(
 		int	error;
 		error = xlog_recover_process_efis(log);
 		if (error) {
-			cmn_err(CE_ALERT,
-				"Failed to recover EFIs on filesystem: %s",
-				log->l_mp->m_fsname);
+			xfs_alert(log->l_mp, "Failed to recover EFIs");
 			return error;
 		}
 		/*
@@ -3793,15 +3790,12 @@ xlog_recover_finish(
 
 		xlog_recover_check_summary(log);
 
-		cmn_err(CE_NOTE,
-			"Ending XFS recovery on filesystem: %s (logdev: %s)",
-			log->l_mp->m_fsname, log->l_mp->m_logname ?
-			log->l_mp->m_logname : "internal");
+		xfs_notice(log->l_mp, "Ending recovery (logdev: %s)",
+				log->l_mp->m_logname ? log->l_mp->m_logname
+						     : "internal");
 		log->l_flags &= ~XLOG_RECOVERY_NEEDED;
 	} else {
-		cmn_err(CE_DEBUG,
-			"Ending clean XFS mount for filesystem: %s\n",
-			log->l_mp->m_fsname);
+		xfs_info(log->l_mp, "Ending clean mount");
 	}
 	return 0;
 }
@@ -3834,10 +3828,8 @@ xlog_recover_check_summary(
 	for (agno = 0; agno < mp->m_sb.sb_agcount; agno++) {
 		error = xfs_read_agf(mp, NULL, agno, 0, &agfbp);
 		if (error) {
-			xfs_fs_cmn_err(CE_ALERT, mp,
-					"xlog_recover_check_summary(agf)"
-					"agf read failed agno %d error %d",
-							agno, error);
+			xfs_alert(mp, "%s agf read failed agno %d error %d",
+						__func__, agno, error);
 		} else {
 			agfp = XFS_BUF_TO_AGF(agfbp);
 			freeblks += be32_to_cpu(agfp->agf_freeblks) +
@@ -3846,7 +3838,10 @@ xlog_recover_check_summary(
 		}
 
 		error = xfs_read_agi(mp, NULL, agno, &agibp);
-		if (!error) {
+		if (error) {
+			xfs_alert(mp, "%s agi read failed agno %d error %d",
+						__func__, agno, error);
+		} else {
 			struct xfs_agi	*agi = XFS_BUF_TO_AGI(agibp);
 
 			itotal += be32_to_cpu(agi->agi_count);
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index d447aef84bc3..bb3f9a7b24ed 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -133,9 +133,7 @@ xfs_uuid_mount(
 		return 0;
 
 	if (uuid_is_nil(uuid)) {
-		cmn_err(CE_WARN,
-			"XFS: Filesystem %s has nil UUID - can't mount",
-			mp->m_fsname);
+		xfs_warn(mp, "Filesystem has nil UUID - can't mount");
 		return XFS_ERROR(EINVAL);
 	}
 
@@ -163,8 +161,7 @@ xfs_uuid_mount(
 
  out_duplicate:
 	mutex_unlock(&xfs_uuid_table_mutex);
-	cmn_err(CE_WARN, "XFS: Filesystem %s has duplicate UUID - can't mount",
-			 mp->m_fsname);
+	xfs_warn(mp, "Filesystem has duplicate UUID - can't mount");
 	return XFS_ERROR(EINVAL);
 }
 
@@ -311,6 +308,8 @@ xfs_mount_validate_sb(
 	xfs_sb_t	*sbp,
 	int		flags)
 {
+	int		loud = !(flags & XFS_MFSI_QUIET);
+
 	/*
 	 * If the log device and data device have the
 	 * same device number, the log is internal.
@@ -319,28 +318,32 @@ xfs_mount_validate_sb(
 	 * a volume filesystem in a non-volume manner.
 	 */
 	if (sbp->sb_magicnum != XFS_SB_MAGIC) {
-		xfs_fs_mount_cmn_err(flags, "bad magic number");
+		if (loud)
+			xfs_warn(mp, "bad magic number");
 		return XFS_ERROR(EWRONGFS);
 	}
 
 	if (!xfs_sb_good_version(sbp)) {
-		xfs_fs_mount_cmn_err(flags, "bad version");
+		if (loud)
+			xfs_warn(mp, "bad version");
 		return XFS_ERROR(EWRONGFS);
 	}
 
 	if (unlikely(
 	    sbp->sb_logstart == 0 && mp->m_logdev_targp == mp->m_ddev_targp)) {
-		xfs_fs_mount_cmn_err(flags,
-			"filesystem is marked as having an external log; "
-			"specify logdev on the\nmount command line.");
+		if (loud)
+			xfs_warn(mp,
+		"filesystem is marked as having an external log; "
+		"specify logdev on the mount command line.");
 		return XFS_ERROR(EINVAL);
 	}
 
 	if (unlikely(
 	    sbp->sb_logstart != 0 && mp->m_logdev_targp != mp->m_ddev_targp)) {
-		xfs_fs_mount_cmn_err(flags,
-			"filesystem is marked as having an internal log; "
-			"do not specify logdev on\nthe mount command line.");
+		if (loud)
+			xfs_warn(mp,
+		"filesystem is marked as having an internal log; "
+		"do not specify logdev on the mount command line.");
 		return XFS_ERROR(EINVAL);
 	}
 
@@ -369,7 +372,8 @@ xfs_mount_validate_sb(
 	    (sbp->sb_rextsize * sbp->sb_blocksize > XFS_MAX_RTEXTSIZE)	||
 	    (sbp->sb_rextsize * sbp->sb_blocksize < XFS_MIN_RTEXTSIZE)	||
 	    (sbp->sb_imax_pct > 100 /* zero sb_imax_pct is valid */))) {
-		xfs_fs_mount_cmn_err(flags, "SB sanity check 1 failed");
+		if (loud)
+			xfs_warn(mp, "SB sanity check 1 failed");
 		return XFS_ERROR(EFSCORRUPTED);
 	}
 
@@ -382,7 +386,8 @@ xfs_mount_validate_sb(
 	     (xfs_drfsbno_t)sbp->sb_agcount * sbp->sb_agblocks ||
 	    sbp->sb_dblocks < (xfs_drfsbno_t)(sbp->sb_agcount - 1) *
 			      sbp->sb_agblocks + XFS_MIN_AG_BLOCKS)) {
-		xfs_fs_mount_cmn_err(flags, "SB sanity check 2 failed");
+		if (loud)
+			xfs_warn(mp, "SB sanity check 2 failed");
 		return XFS_ERROR(EFSCORRUPTED);
 	}
 
@@ -390,12 +395,12 @@ xfs_mount_validate_sb(
 	 * Until this is fixed only page-sized or smaller data blocks work.
 	 */
 	if (unlikely(sbp->sb_blocksize > PAGE_SIZE)) {
-		xfs_fs_mount_cmn_err(flags,
-			"file system with blocksize %d bytes",
-			sbp->sb_blocksize);
-		xfs_fs_mount_cmn_err(flags,
-			"only pagesize (%ld) or less will currently work.",
-			PAGE_SIZE);
+		if (loud) {
+			xfs_warn(mp,
+		"File system with blocksize %d bytes. "
+		"Only pagesize (%ld) or less will currently work.",
+				sbp->sb_blocksize, PAGE_SIZE);
+		}
 		return XFS_ERROR(ENOSYS);
 	}
 
@@ -409,21 +414,23 @@ xfs_mount_validate_sb(
 	case 2048:
 		break;
 	default:
-		xfs_fs_mount_cmn_err(flags,
-			"inode size of %d bytes not supported",
-			sbp->sb_inodesize);
+		if (loud)
+			xfs_warn(mp, "inode size of %d bytes not supported",
+				sbp->sb_inodesize);
 		return XFS_ERROR(ENOSYS);
 	}
 
 	if (xfs_sb_validate_fsb_count(sbp, sbp->sb_dblocks) ||
 	    xfs_sb_validate_fsb_count(sbp, sbp->sb_rblocks)) {
-		xfs_fs_mount_cmn_err(flags,
-			"file system too large to be mounted on this system.");
+		if (loud)
+			xfs_warn(mp,
+		"file system too large to be mounted on this system.");
 		return XFS_ERROR(EFBIG);
 	}
 
 	if (unlikely(sbp->sb_inprogress)) {
-		xfs_fs_mount_cmn_err(flags, "file system busy");
+		if (loud)
+			xfs_warn(mp, "file system busy");
 		return XFS_ERROR(EFSCORRUPTED);
 	}
 
@@ -431,8 +438,9 @@ xfs_mount_validate_sb(
 	 * Version 1 directory format has never worked on Linux.
 	 */
 	if (unlikely(!xfs_sb_version_hasdirv2(sbp))) {
-		xfs_fs_mount_cmn_err(flags,
-			"file system using version 1 directory format");
+		if (loud)
+			xfs_warn(mp,
+				"file system using version 1 directory format");
 		return XFS_ERROR(ENOSYS);
 	}
 
@@ -673,6 +681,7 @@ xfs_readsb(xfs_mount_t *mp, int flags)
 	unsigned int	sector_size;
 	xfs_buf_t	*bp;
 	int		error;
+	int		loud = !(flags & XFS_MFSI_QUIET);
 
 	ASSERT(mp->m_sb_bp == NULL);
 	ASSERT(mp->m_ddev_targp != NULL);
@@ -688,7 +697,8 @@ reread:
 	bp = xfs_buf_read_uncached(mp, mp->m_ddev_targp,
 					XFS_SB_DADDR, sector_size, 0);
 	if (!bp) {
-		xfs_fs_mount_cmn_err(flags, "SB buffer read failed");
+		if (loud)
+			xfs_warn(mp, "SB buffer read failed");
 		return EIO;
 	}
 
@@ -699,7 +709,8 @@ reread:
 	xfs_sb_from_disk(&mp->m_sb, XFS_BUF_TO_SBP(bp));
 	error = xfs_mount_validate_sb(mp, &(mp->m_sb), flags);
 	if (error) {
-		xfs_fs_mount_cmn_err(flags, "SB validate failed");
+		if (loud)
+			xfs_warn(mp, "SB validate failed");
 		goto release_buf;
 	}
 
@@ -707,9 +718,9 @@ reread:
 	 * We must be able to do sector-sized and sector-aligned IO.
 	 */
 	if (sector_size > mp->m_sb.sb_sectsize) {
-		xfs_fs_mount_cmn_err(flags,
-			"device supports only %u byte sectors (not %u)",
-			sector_size, mp->m_sb.sb_sectsize);
+		if (loud)
+			xfs_warn(mp, "device supports %u byte sectors (not %u)",
+				sector_size, mp->m_sb.sb_sectsize);
 		error = ENOSYS;
 		goto release_buf;
 	}
@@ -853,8 +864,7 @@ xfs_update_alignment(xfs_mount_t *mp)
 		if ((BBTOB(mp->m_dalign) & mp->m_blockmask) ||
 		    (BBTOB(mp->m_swidth) & mp->m_blockmask)) {
 			if (mp->m_flags & XFS_MOUNT_RETERR) {
-				cmn_err(CE_WARN,
-					"XFS: alignment check 1 failed");
+				xfs_warn(mp, "alignment check 1 failed");
 				return XFS_ERROR(EINVAL);
 			}
 			mp->m_dalign = mp->m_swidth = 0;
@@ -867,8 +877,9 @@ xfs_update_alignment(xfs_mount_t *mp)
 				if (mp->m_flags & XFS_MOUNT_RETERR) {
 					return XFS_ERROR(EINVAL);
 				}
-				xfs_fs_cmn_err(CE_WARN, mp,
-"stripe alignment turned off: sunit(%d)/swidth(%d) incompatible with agsize(%d)",
+				xfs_warn(mp,
+		"stripe alignment turned off: sunit(%d)/swidth(%d) "
+		"incompatible with agsize(%d)",
 					mp->m_dalign, mp->m_swidth,
 					sbp->sb_agblocks);
 
@@ -878,9 +889,9 @@ xfs_update_alignment(xfs_mount_t *mp)
 				mp->m_swidth = XFS_BB_TO_FSBT(mp, mp->m_swidth);
 			} else {
 				if (mp->m_flags & XFS_MOUNT_RETERR) {
-					xfs_fs_cmn_err(CE_WARN, mp,
-"stripe alignment turned off: sunit(%d) less than bsize(%d)",
-                                        	mp->m_dalign,
+					xfs_warn(mp,
+		"stripe alignment turned off: sunit(%d) less than bsize(%d)",
+						mp->m_dalign,
 						mp->m_blockmask +1);
 					return XFS_ERROR(EINVAL);
 				}
@@ -1026,14 +1037,14 @@ xfs_check_sizes(xfs_mount_t *mp)
 
 	d = (xfs_daddr_t)XFS_FSB_TO_BB(mp, mp->m_sb.sb_dblocks);
 	if (XFS_BB_TO_FSB(mp, d) != mp->m_sb.sb_dblocks) {
-		cmn_err(CE_WARN, "XFS: filesystem size mismatch detected");
+		xfs_warn(mp, "filesystem size mismatch detected");
 		return XFS_ERROR(EFBIG);
 	}
 	bp = xfs_buf_read_uncached(mp, mp->m_ddev_targp,
 					d - XFS_FSS_TO_BB(mp, 1),
 					BBTOB(XFS_FSS_TO_BB(mp, 1)), 0);
 	if (!bp) {
-		cmn_err(CE_WARN, "XFS: last sector read failed");
+		xfs_warn(mp, "last sector read failed");
 		return EIO;
 	}
 	xfs_buf_relse(bp);
@@ -1041,14 +1052,14 @@ xfs_check_sizes(xfs_mount_t *mp)
 	if (mp->m_logdev_targp != mp->m_ddev_targp) {
 		d = (xfs_daddr_t)XFS_FSB_TO_BB(mp, mp->m_sb.sb_logblocks);
 		if (XFS_BB_TO_FSB(mp, d) != mp->m_sb.sb_logblocks) {
-			cmn_err(CE_WARN, "XFS: log size mismatch detected");
+			xfs_warn(mp, "log size mismatch detected");
 			return XFS_ERROR(EFBIG);
 		}
 		bp = xfs_buf_read_uncached(mp, mp->m_logdev_targp,
 					d - XFS_FSB_TO_BB(mp, 1),
 					XFS_FSB_TO_B(mp, 1), 0);
 		if (!bp) {
-			cmn_err(CE_WARN, "XFS: log device read failed");
+			xfs_warn(mp, "log device read failed");
 			return EIO;
 		}
 		xfs_buf_relse(bp);
@@ -1086,7 +1097,7 @@ xfs_mount_reset_sbqflags(
 		return 0;
 
 #ifdef QUOTADEBUG
-	xfs_fs_cmn_err(CE_NOTE, mp, "Writing superblock quota changes");
+	xfs_notice(mp, "Writing superblock quota changes");
 #endif
 
 	tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SBCHANGE);
@@ -1094,8 +1105,7 @@ xfs_mount_reset_sbqflags(
 				      XFS_DEFAULT_LOG_COUNT);
 	if (error) {
 		xfs_trans_cancel(tp, 0);
-		xfs_fs_cmn_err(CE_ALERT, mp,
-			"xfs_mount_reset_sbqflags: Superblock update failed!");
+		xfs_alert(mp, "%s: Superblock update failed!", __func__);
 		return error;
 	}
 
@@ -1161,8 +1171,7 @@ xfs_mountfs(
 	 * transaction subsystem is online.
 	 */
 	if (xfs_sb_has_mismatched_features2(sbp)) {
-		cmn_err(CE_WARN,
-			"XFS: correcting sb_features alignment problem");
+		xfs_warn(mp, "correcting sb_features alignment problem");
 		sbp->sb_features2 |= sbp->sb_bad_features2;
 		sbp->sb_bad_features2 = sbp->sb_features2;
 		mp->m_update_flags |= XFS_SB_FEATURES2 | XFS_SB_BAD_FEATURES2;
@@ -1241,7 +1250,7 @@ xfs_mountfs(
 	 */
 	error = xfs_rtmount_init(mp);
 	if (error) {
-		cmn_err(CE_WARN, "XFS: RT mount failed");
+		xfs_warn(mp, "RT mount failed");
 		goto out_remove_uuid;
 	}
 
@@ -1272,12 +1281,12 @@ xfs_mountfs(
 	INIT_RADIX_TREE(&mp->m_perag_tree, GFP_ATOMIC);
 	error = xfs_initialize_perag(mp, sbp->sb_agcount, &mp->m_maxagi);
 	if (error) {
-		cmn_err(CE_WARN, "XFS: Failed per-ag init: %d", error);
+		xfs_warn(mp, "Failed per-ag init: %d", error);
 		goto out_remove_uuid;
 	}
 
 	if (!sbp->sb_logblocks) {
-		cmn_err(CE_WARN, "XFS: no log defined");
+		xfs_warn(mp, "no log defined");
 		XFS_ERROR_REPORT("xfs_mountfs", XFS_ERRLEVEL_LOW, mp);
 		error = XFS_ERROR(EFSCORRUPTED);
 		goto out_free_perag;
@@ -1290,7 +1299,7 @@ xfs_mountfs(
 			      XFS_FSB_TO_DADDR(mp, sbp->sb_logstart),
 			      XFS_FSB_TO_BB(mp, sbp->sb_logblocks));
 	if (error) {
-		cmn_err(CE_WARN, "XFS: log mount failed");
+		xfs_warn(mp, "log mount failed");
 		goto out_free_perag;
 	}
 
@@ -1327,16 +1336,14 @@ xfs_mountfs(
 	 */
 	error = xfs_iget(mp, NULL, sbp->sb_rootino, 0, XFS_ILOCK_EXCL, &rip);
 	if (error) {
-		cmn_err(CE_WARN, "XFS: failed to read root inode");
+		xfs_warn(mp, "failed to read root inode");
 		goto out_log_dealloc;
 	}
 
 	ASSERT(rip != NULL);
 
 	if (unlikely((rip->i_d.di_mode & S_IFMT) != S_IFDIR)) {
-		cmn_err(CE_WARN, "XFS: corrupted root inode");
-		cmn_err(CE_WARN, "Device %s - root %llu is not a directory",
-			XFS_BUFTARG_NAME(mp->m_ddev_targp),
+		xfs_warn(mp, "corrupted root inode %llu: not a directory",
 			(unsigned long long)rip->i_ino);
 		xfs_iunlock(rip, XFS_ILOCK_EXCL);
 		XFS_ERROR_REPORT("xfs_mountfs_int(2)", XFS_ERRLEVEL_LOW,
@@ -1356,7 +1363,7 @@ xfs_mountfs(
 		/*
 		 * Free up the root inode.
 		 */
-		cmn_err(CE_WARN, "XFS: failed to read RT inodes");
+		xfs_warn(mp, "failed to read RT inodes");
 		goto out_rele_rip;
 	}
 
@@ -1368,7 +1375,7 @@ xfs_mountfs(
 	if (mp->m_update_flags && !(mp->m_flags & XFS_MOUNT_RDONLY)) {
 		error = xfs_mount_log_sb(mp, mp->m_update_flags);
 		if (error) {
-			cmn_err(CE_WARN, "XFS: failed to write sb changes");
+			xfs_warn(mp, "failed to write sb changes");
 			goto out_rtunmount;
 		}
 	}
@@ -1389,10 +1396,7 @@ xfs_mountfs(
 		 * quotachecked license.
 		 */
 		if (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_ACCT) {
-			cmn_err(CE_NOTE,
-				"XFS: resetting qflags for filesystem %s",
-				mp->m_fsname);
-
+			xfs_notice(mp, "resetting quota flags");
 			error = xfs_mount_reset_sbqflags(mp);
 			if (error)
 				return error;
@@ -1406,7 +1410,7 @@ xfs_mountfs(
 	 */
 	error = xfs_log_mount_finish(mp);
 	if (error) {
-		cmn_err(CE_WARN, "XFS: log mount finish failed");
+		xfs_warn(mp, "log mount finish failed");
 		goto out_rtunmount;
 	}
 
@@ -1435,8 +1439,8 @@ xfs_mountfs(
 		resblks = xfs_default_resblks(mp);
 		error = xfs_reserve_blocks(mp, &resblks, NULL);
 		if (error)
-			cmn_err(CE_WARN, "XFS: Unable to allocate reserve "
-				"blocks. Continuing without a reserve pool.");
+			xfs_warn(mp,
+	"Unable to allocate reserve blocks. Continuing without reserve pool.");
 	}
 
 	return 0;
@@ -1525,12 +1529,12 @@ xfs_unmountfs(
 	resblks = 0;
 	error = xfs_reserve_blocks(mp, &resblks, NULL);
 	if (error)
-		cmn_err(CE_WARN, "XFS: Unable to free reserved block pool. "
+		xfs_warn(mp, "Unable to free reserved block pool. "
 				"Freespace may not be correct on next mount.");
 
 	error = xfs_log_sbcount(mp, 1);
 	if (error)
-		cmn_err(CE_WARN, "XFS: Unable to update superblock counters. "
+		xfs_warn(mp, "Unable to update superblock counters. "
 				"Freespace may not be correct on next mount.");
 	xfs_unmountfs_writesb(mp);
 	xfs_unmountfs_wait(mp); 		/* wait for async bufs */
@@ -2013,10 +2017,8 @@ xfs_dev_is_read_only(
 	if (xfs_readonly_buftarg(mp->m_ddev_targp) ||
 	    xfs_readonly_buftarg(mp->m_logdev_targp) ||
 	    (mp->m_rtdev_targp && xfs_readonly_buftarg(mp->m_rtdev_targp))) {
-		cmn_err(CE_NOTE,
-			"XFS: %s required on read-only device.", message);
-		cmn_err(CE_NOTE,
-			"XFS: write access unavailable, cannot proceed.");
+		xfs_notice(mp, "%s required on read-only device.", message);
+		xfs_notice(mp, "write access unavailable, cannot proceed.");
 		return EROFS;
 	}
 	return 0;
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index a62e8971539d..19af0ab0d0c6 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -203,12 +203,9 @@ typedef struct xfs_mount {
 	struct mutex		m_icsb_mutex;	/* balancer sync lock */
 #endif
 	struct xfs_mru_cache	*m_filestream;  /* per-mount filestream data */
-	struct task_struct	*m_sync_task;	/* generalised sync thread */
-	xfs_sync_work_t		m_sync_work;	/* work item for VFS_SYNC */
-	struct list_head	m_sync_list;	/* sync thread work item list */
-	spinlock_t		m_sync_lock;	/* work item list lock */
-	int			m_sync_seq;	/* sync thread generation no. */
-	wait_queue_head_t	m_wait_single_sync_task;
+	struct delayed_work	m_sync_work;	/* background sync work */
+	struct delayed_work	m_reclaim_work;	/* background inode reclaim */
+	struct work_struct	m_flush_work;	/* background inode flush */
 	__int64_t		m_update_flags;	/* sb flags we need to update
 						   on the next remount,rw */
 	struct shrinker		m_inode_shrink;	/* inode reclaim shrinker */
diff --git a/fs/xfs/xfs_mru_cache.c b/fs/xfs/xfs_mru_cache.c
index edfa178bafb6..4aff56395732 100644
--- a/fs/xfs/xfs_mru_cache.c
+++ b/fs/xfs/xfs_mru_cache.c
@@ -309,7 +309,7 @@ xfs_mru_cache_init(void)
 	if (!xfs_mru_elem_zone)
 		goto out;
 
-	xfs_mru_reap_wq = create_singlethread_workqueue("xfs_mru_cache");
+	xfs_mru_reap_wq = alloc_workqueue("xfs_mru_cache", WQ_MEM_RECLAIM, 1);
 	if (!xfs_mru_reap_wq)
 		goto out_destroy_mru_elem_zone;
 
diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h
index 9bb6eda4cd21..a595f29567fe 100644
--- a/fs/xfs/xfs_quota.h
+++ b/fs/xfs/xfs_quota.h
@@ -382,7 +382,8 @@ static inline int xfs_qm_sync(struct xfs_mount *mp, int flags)
 	xfs_trans_reserve_quota_bydquots(tp, mp, ud, gd, nb, ni, \
 				f | XFS_QMOPT_RES_REGBLKS)
 
-extern int xfs_qm_dqcheck(xfs_disk_dquot_t *, xfs_dqid_t, uint, uint, char *);
+extern int xfs_qm_dqcheck(struct xfs_mount *, xfs_disk_dquot_t *,
+				xfs_dqid_t, uint, uint, char *);
 extern int xfs_mount_reset_sbqflags(struct xfs_mount *);
 
 #endif	/* __KERNEL__ */
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 12a191385310..8f76fdff4f46 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -76,7 +76,7 @@ xfs_growfs_rt_alloc(
 	xfs_mount_t	*mp,		/* file system mount point */
 	xfs_extlen_t	oblocks,	/* old count of blocks */
 	xfs_extlen_t	nblocks,	/* new count of blocks */
-	xfs_ino_t	ino)		/* inode number (bitmap/summary) */
+	xfs_inode_t	*ip)		/* inode (bitmap/summary) */
 {
 	xfs_fileoff_t	bno;		/* block number in file */
 	xfs_buf_t	*bp;		/* temporary buffer for zeroing */
@@ -86,7 +86,6 @@ xfs_growfs_rt_alloc(
 	xfs_fsblock_t	firstblock;	/* first block allocated in xaction */
 	xfs_bmap_free_t	flist;		/* list of freed blocks */
 	xfs_fsblock_t	fsbno;		/* filesystem block for bno */
-	xfs_inode_t	*ip;		/* pointer to incore inode */
 	xfs_bmbt_irec_t	map;		/* block map output */
 	int		nmap;		/* number of block maps */
 	int		resblks;	/* space reservation */
@@ -112,9 +111,9 @@ xfs_growfs_rt_alloc(
 		/*
 		 * Lock the inode.
 		 */
-		if ((error = xfs_trans_iget(mp, tp, ino, 0,
-						XFS_ILOCK_EXCL, &ip)))
-			goto error_cancel;
+		xfs_ilock(ip, XFS_ILOCK_EXCL);
+		xfs_trans_ijoin_ref(tp, ip, XFS_ILOCK_EXCL);
+
 		xfs_bmap_init(&flist, &firstblock);
 		/*
 		 * Allocate blocks to the bitmap file.
@@ -155,9 +154,8 @@ xfs_growfs_rt_alloc(
 			/*
 			 * Lock the bitmap inode.
 			 */
-			if ((error = xfs_trans_iget(mp, tp, ino, 0,
-							XFS_ILOCK_EXCL, &ip)))
-				goto error_cancel;
+			xfs_ilock(ip, XFS_ILOCK_EXCL);
+			xfs_trans_ijoin_ref(tp, ip, XFS_ILOCK_EXCL);
 			/*
 			 * Get a buffer for the block.
 			 */
@@ -1854,7 +1852,6 @@ xfs_growfs_rt(
 	xfs_rtblock_t	bmbno;		/* bitmap block number */
 	xfs_buf_t	*bp;		/* temporary buffer */
 	int		error;		/* error return value */
-	xfs_inode_t	*ip;		/* bitmap inode, used as lock */
 	xfs_mount_t	*nmp;		/* new (fake) mount structure */
 	xfs_drfsbno_t	nrblocks;	/* new number of realtime blocks */
 	xfs_extlen_t	nrbmblocks;	/* new number of rt bitmap blocks */
@@ -1918,11 +1915,11 @@ xfs_growfs_rt(
 	/*
 	 * Allocate space to the bitmap and summary files, as necessary.
 	 */
-	if ((error = xfs_growfs_rt_alloc(mp, rbmblocks, nrbmblocks,
-			mp->m_sb.sb_rbmino)))
+	error = xfs_growfs_rt_alloc(mp, rbmblocks, nrbmblocks, mp->m_rbmip);
+	if (error)
 		return error;
-	if ((error = xfs_growfs_rt_alloc(mp, rsumblocks, nrsumblocks,
-			mp->m_sb.sb_rsumino)))
+	error = xfs_growfs_rt_alloc(mp, rsumblocks, nrsumblocks, mp->m_rsumip);
+	if (error)
 		return error;
 	/*
 	 * Allocate a new (fake) mount/sb.
@@ -1972,10 +1969,8 @@ xfs_growfs_rt(
 		/*
 		 * Lock out other callers by grabbing the bitmap inode lock.
 		 */
-		if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0,
-						XFS_ILOCK_EXCL, &ip)))
-			goto error_cancel;
-		ASSERT(ip == mp->m_rbmip);
+		xfs_ilock(mp->m_rbmip, XFS_ILOCK_EXCL);
+		xfs_trans_ijoin_ref(tp, mp->m_rbmip, XFS_ILOCK_EXCL);
 		/*
 		 * Update the bitmap inode's size.
 		 */
@@ -1986,10 +1981,8 @@ xfs_growfs_rt(
 		/*
 		 * Get the summary inode into the transaction.
 		 */
-		if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rsumino, 0,
-						XFS_ILOCK_EXCL, &ip)))
-			goto error_cancel;
-		ASSERT(ip == mp->m_rsumip);
+		xfs_ilock(mp->m_rsumip, XFS_ILOCK_EXCL);
+		xfs_trans_ijoin_ref(tp, mp->m_rsumip, XFS_ILOCK_EXCL);
 		/*
 		 * Update the summary inode's size.
 		 */
@@ -2075,15 +2068,15 @@ xfs_rtallocate_extent(
 	xfs_extlen_t	prod,		/* extent product factor */
 	xfs_rtblock_t	*rtblock)	/* out: start block allocated */
 {
+	xfs_mount_t	*mp = tp->t_mountp;
 	int		error;		/* error value */
-	xfs_inode_t	*ip;		/* inode for bitmap file */
-	xfs_mount_t	*mp;		/* file system mount structure */
 	xfs_rtblock_t	r;		/* result allocated block */
 	xfs_fsblock_t	sb;		/* summary file block number */
 	xfs_buf_t	*sumbp;		/* summary file block buffer */
 
+	ASSERT(xfs_isilocked(mp->m_rbmip, XFS_ILOCK_EXCL));
 	ASSERT(minlen > 0 && minlen <= maxlen);
-	mp = tp->t_mountp;
+
 	/*
 	 * If prod is set then figure out what to do to minlen and maxlen.
 	 */
@@ -2099,12 +2092,7 @@ xfs_rtallocate_extent(
 			return 0;
 		}
 	}
-	/*
-	 * Lock out other callers by grabbing the bitmap inode lock.
-	 */
-	if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0,
-					XFS_ILOCK_EXCL, &ip)))
-		return error;
+
 	sumbp = NULL;
 	/*
 	 * Allocate by size, or near another block, or exactly at some block.
@@ -2123,11 +2111,12 @@ xfs_rtallocate_extent(
 				len, &sumbp, &sb, prod, &r);
 		break;
 	default:
+		error = EIO;
 		ASSERT(0);
 	}
-	if (error) {
+	if (error)
 		return error;
-	}
+
 	/*
 	 * If it worked, update the superblock.
 	 */
@@ -2155,7 +2144,6 @@ xfs_rtfree_extent(
 	xfs_extlen_t	len)		/* length of extent freed */
 {
 	int		error;		/* error value */
-	xfs_inode_t	*ip;		/* bitmap file inode */
 	xfs_mount_t	*mp;		/* file system mount structure */
 	xfs_fsblock_t	sb;		/* summary file block number */
 	xfs_buf_t	*sumbp;		/* summary file block buffer */
@@ -2164,9 +2152,9 @@ xfs_rtfree_extent(
 	/*
 	 * Synchronize by locking the bitmap inode.
 	 */
-	if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0,
-					XFS_ILOCK_EXCL, &ip)))
-		return error;
+	xfs_ilock(mp->m_rbmip, XFS_ILOCK_EXCL);
+	xfs_trans_ijoin_ref(tp, mp->m_rbmip, XFS_ILOCK_EXCL);
+
 #if defined(__KERNEL__) && defined(DEBUG)
 	/*
 	 * Check to see that this whole range is currently allocated.
@@ -2199,10 +2187,10 @@ xfs_rtfree_extent(
 	 */
 	if (tp->t_frextents_delta + mp->m_sb.sb_frextents ==
 	    mp->m_sb.sb_rextents) {
-		if (!(ip->i_d.di_flags & XFS_DIFLAG_NEWRTBM))
-			ip->i_d.di_flags |= XFS_DIFLAG_NEWRTBM;
-		*(__uint64_t *)&ip->i_d.di_atime = 0;
-		xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
+		if (!(mp->m_rbmip->i_d.di_flags & XFS_DIFLAG_NEWRTBM))
+			mp->m_rbmip->i_d.di_flags |= XFS_DIFLAG_NEWRTBM;
+		*(__uint64_t *)&mp->m_rbmip->i_d.di_atime = 0;
+		xfs_trans_log_inode(tp, mp->m_rbmip, XFS_ILOG_CORE);
 	}
 	return 0;
 }
@@ -2222,8 +2210,8 @@ xfs_rtmount_init(
 	if (sbp->sb_rblocks == 0)
 		return 0;
 	if (mp->m_rtdev_targp == NULL) {
-		cmn_err(CE_WARN,
-	"XFS: This filesystem has a realtime volume, use rtdev=device option");
+		xfs_warn(mp,
+	"Filesystem has a realtime volume, use rtdev=device option");
 		return XFS_ERROR(ENODEV);
 	}
 	mp->m_rsumlevels = sbp->sb_rextslog + 1;
@@ -2237,7 +2225,7 @@ xfs_rtmount_init(
 	 */
 	d = (xfs_daddr_t)XFS_FSB_TO_BB(mp, mp->m_sb.sb_rblocks);
 	if (XFS_BB_TO_FSB(mp, d) != mp->m_sb.sb_rblocks) {
-		cmn_err(CE_WARN, "XFS: realtime mount -- %llu != %llu",
+		xfs_warn(mp, "realtime mount -- %llu != %llu",
 			(unsigned long long) XFS_BB_TO_FSB(mp, d),
 			(unsigned long long) mp->m_sb.sb_rblocks);
 		return XFS_ERROR(EFBIG);
@@ -2246,7 +2234,7 @@ xfs_rtmount_init(
 					d - XFS_FSB_TO_BB(mp, 1),
 					XFS_FSB_TO_B(mp, 1), 0);
 	if (!bp) {
-		cmn_err(CE_WARN, "XFS: realtime device size check failed");
+		xfs_warn(mp, "realtime device size check failed");
 		return EIO;
 	}
 	xfs_buf_relse(bp);
@@ -2306,20 +2294,16 @@ xfs_rtpick_extent(
 	xfs_rtblock_t	*pick)		/* result rt extent */
 {
 	xfs_rtblock_t	b;		/* result block */
-	int		error;		/* error return value */
-	xfs_inode_t	*ip;		/* bitmap incore inode */
 	int		log2;		/* log of sequence number */
 	__uint64_t	resid;		/* residual after log removed */
 	__uint64_t	seq;		/* sequence number of file creation */
 	__uint64_t	*seqp;		/* pointer to seqno in inode */
 
-	if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0,
-					XFS_ILOCK_EXCL, &ip)))
-		return error;
-	ASSERT(ip == mp->m_rbmip);
-	seqp = (__uint64_t *)&ip->i_d.di_atime;
-	if (!(ip->i_d.di_flags & XFS_DIFLAG_NEWRTBM)) {
-		ip->i_d.di_flags |= XFS_DIFLAG_NEWRTBM;
+	ASSERT(xfs_isilocked(mp->m_rbmip, XFS_ILOCK_EXCL));
+
+	seqp = (__uint64_t *)&mp->m_rbmip->i_d.di_atime;
+	if (!(mp->m_rbmip->i_d.di_flags & XFS_DIFLAG_NEWRTBM)) {
+		mp->m_rbmip->i_d.di_flags |= XFS_DIFLAG_NEWRTBM;
 		*seqp = 0;
 	}
 	seq = *seqp;
@@ -2335,7 +2319,7 @@ xfs_rtpick_extent(
 			b = mp->m_sb.sb_rextents - len;
 	}
 	*seqp = seq + 1;
-	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
+	xfs_trans_log_inode(tp, mp->m_rbmip, XFS_ILOG_CORE);
 	*pick = b;
 	return 0;
 }
diff --git a/fs/xfs/xfs_rtalloc.h b/fs/xfs/xfs_rtalloc.h
index ff614c29b441..09e1f4f35e97 100644
--- a/fs/xfs/xfs_rtalloc.h
+++ b/fs/xfs/xfs_rtalloc.h
@@ -154,7 +154,7 @@ xfs_rtmount_init(
 	if (mp->m_sb.sb_rblocks == 0)
 		return 0;
 
-	cmn_err(CE_WARN, "XFS: Not built with CONFIG_XFS_RT");
+	xfs_warn(mp, "Not built with CONFIG_XFS_RT");
 	return ENOSYS;
 }
 # define xfs_rtmount_inodes(m)  (((mp)->m_sb.sb_rblocks == 0)? 0 : (ENOSYS))
diff --git a/fs/xfs/xfs_rw.c b/fs/xfs/xfs_rw.c
index 56861d5daaef..d6d6fdfe9422 100644
--- a/fs/xfs/xfs_rw.c
+++ b/fs/xfs/xfs_rw.c
@@ -49,9 +49,9 @@ xfs_do_force_shutdown(
 	logerror = flags & SHUTDOWN_LOG_IO_ERROR;
 
 	if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
-		cmn_err(CE_NOTE, "xfs_force_shutdown(%s,0x%x) called from "
-				 "line %d of file %s.  Return address = 0x%p",
-			mp->m_fsname, flags, lnnum, fname, __return_address);
+		xfs_notice(mp,
+	"%s(0x%x) called from line %d of file %s.  Return address = 0x%p",
+			__func__, flags, lnnum, fname, __return_address);
 	}
 	/*
 	 * No need to duplicate efforts.
@@ -69,30 +69,25 @@ xfs_do_force_shutdown(
 		return;
 
 	if (flags & SHUTDOWN_CORRUPT_INCORE) {
-		xfs_cmn_err(XFS_PTAG_SHUTDOWN_CORRUPT, CE_ALERT, mp,
-    "Corruption of in-memory data detected.  Shutting down filesystem: %s",
-			mp->m_fsname);
-		if (XFS_ERRLEVEL_HIGH <= xfs_error_level) {
+		xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_CORRUPT,
+    "Corruption of in-memory data detected.  Shutting down filesystem");
+		if (XFS_ERRLEVEL_HIGH <= xfs_error_level)
 			xfs_stack_trace();
-		}
 	} else if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
 		if (logerror) {
-			xfs_cmn_err(XFS_PTAG_SHUTDOWN_LOGERROR, CE_ALERT, mp,
-		"Log I/O Error Detected.  Shutting down filesystem: %s",
-				mp->m_fsname);
+			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_LOGERROR,
+		"Log I/O Error Detected.  Shutting down filesystem");
 		} else if (flags & SHUTDOWN_DEVICE_REQ) {
-			xfs_cmn_err(XFS_PTAG_SHUTDOWN_IOERROR, CE_ALERT, mp,
-		"All device paths lost.  Shutting down filesystem: %s",
-				mp->m_fsname);
+			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR,
+		"All device paths lost.  Shutting down filesystem");
 		} else if (!(flags & SHUTDOWN_REMOTE_REQ)) {
-			xfs_cmn_err(XFS_PTAG_SHUTDOWN_IOERROR, CE_ALERT, mp,
-		"I/O Error Detected.  Shutting down filesystem: %s",
-				mp->m_fsname);
+			xfs_alert_tag(mp, XFS_PTAG_SHUTDOWN_IOERROR,
+		"I/O Error Detected. Shutting down filesystem");
 		}
 	}
 	if (!(flags & SHUTDOWN_FORCE_UMOUNT)) {
-		cmn_err(CE_ALERT, "Please umount the filesystem, "
-				  "and rectify the problem(s)");
+		xfs_alert(mp,
+	"Please umount the filesystem and rectify the problem(s)");
 	}
 }
 
@@ -106,10 +101,9 @@ xfs_ioerror_alert(
 	xfs_buf_t		*bp,
 	xfs_daddr_t		blkno)
 {
-	cmn_err(CE_ALERT,
- "I/O error in filesystem (\"%s\") meta-data dev %s block 0x%llx"
- "       (\"%s\") error %d buf count %zd",
-		(!mp || !mp->m_fsname) ? "(fs name not set)" : mp->m_fsname,
+	xfs_alert(mp,
+		 "I/O error occurred: meta-data dev %s block 0x%llx"
+		 "       (\"%s\") error %d buf count %zd",
 		XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)),
 		(__uint64_t)blkno, func,
 		XFS_BUF_GETERROR(bp), XFS_BUF_COUNT(bp));
@@ -173,17 +167,9 @@ xfs_extlen_t
 xfs_get_extsz_hint(
 	struct xfs_inode	*ip)
 {
-	xfs_extlen_t		extsz;
-
-	if (unlikely(XFS_IS_REALTIME_INODE(ip))) {
-		extsz = (ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE)
-				? ip->i_d.di_extsize
-				: ip->i_mount->m_sb.sb_rextsize;
-		ASSERT(extsz);
-	} else {
-		extsz = (ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE)
-				? ip->i_d.di_extsize : 0;
-	}
-
-	return extsz;
+	if ((ip->i_d.di_flags & XFS_DIFLAG_EXTSIZE) && ip->i_d.di_extsize)
+		return ip->i_d.di_extsize;
+	if (XFS_IS_REALTIME_INODE(ip))
+		return ip->i_mount->m_sb.sb_rextsize;
+	return 0;
 }
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index c2042b736b81..06a9759b6352 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -469,8 +469,6 @@ void		xfs_trans_inode_buf(xfs_trans_t *, struct xfs_buf *);
 void		xfs_trans_stale_inode_buf(xfs_trans_t *, struct xfs_buf *);
 void		xfs_trans_dquot_buf(xfs_trans_t *, struct xfs_buf *, uint);
 void		xfs_trans_inode_alloc_buf(xfs_trans_t *, struct xfs_buf *);
-int		xfs_trans_iget(struct xfs_mount *, xfs_trans_t *,
-			       xfs_ino_t , uint, uint, struct xfs_inode **);
 void		xfs_trans_ichgtime(struct xfs_trans *, struct xfs_inode *, int);
 void		xfs_trans_ijoin_ref(struct xfs_trans *, struct xfs_inode *, uint);
 void		xfs_trans_ijoin(struct xfs_trans *, struct xfs_inode *);
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index c5bbbc45db91..acdb92f14d51 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -28,74 +28,138 @@
 #include "xfs_trans_priv.h"
 #include "xfs_error.h"
 
-STATIC void xfs_ail_splice(struct xfs_ail *, struct list_head *, xfs_lsn_t);
-STATIC void xfs_ail_delete(struct xfs_ail *, xfs_log_item_t *);
-STATIC xfs_log_item_t * xfs_ail_min(struct xfs_ail *);
-STATIC xfs_log_item_t * xfs_ail_next(struct xfs_ail *, xfs_log_item_t *);
+struct workqueue_struct	*xfs_ail_wq;	/* AIL workqueue */
 
 #ifdef DEBUG
-STATIC void xfs_ail_check(struct xfs_ail *, xfs_log_item_t *);
-#else
+/*
+ * Check that the list is sorted as it should be.
+ */
+STATIC void
+xfs_ail_check(
+	struct xfs_ail	*ailp,
+	xfs_log_item_t	*lip)
+{
+	xfs_log_item_t	*prev_lip;
+
+	if (list_empty(&ailp->xa_ail))
+		return;
+
+	/*
+	 * Check the next and previous entries are valid.
+	 */
+	ASSERT((lip->li_flags & XFS_LI_IN_AIL) != 0);
+	prev_lip = list_entry(lip->li_ail.prev, xfs_log_item_t, li_ail);
+	if (&prev_lip->li_ail != &ailp->xa_ail)
+		ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) <= 0);
+
+	prev_lip = list_entry(lip->li_ail.next, xfs_log_item_t, li_ail);
+	if (&prev_lip->li_ail != &ailp->xa_ail)
+		ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) >= 0);
+
+
+#ifdef XFS_TRANS_DEBUG
+	/*
+	 * Walk the list checking lsn ordering, and that every entry has the
+	 * XFS_LI_IN_AIL flag set. This is really expensive, so only do it
+	 * when specifically debugging the transaction subsystem.
+	 */
+	prev_lip = list_entry(&ailp->xa_ail, xfs_log_item_t, li_ail);
+	list_for_each_entry(lip, &ailp->xa_ail, li_ail) {
+		if (&prev_lip->li_ail != &ailp->xa_ail)
+			ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) <= 0);
+		ASSERT((lip->li_flags & XFS_LI_IN_AIL) != 0);
+		prev_lip = lip;
+	}
+#endif /* XFS_TRANS_DEBUG */
+}
+#else /* !DEBUG */
 #define	xfs_ail_check(a,l)
 #endif /* DEBUG */
 
+/*
+ * Return a pointer to the first item in the AIL.  If the AIL is empty, then
+ * return NULL.
+ */
+static xfs_log_item_t *
+xfs_ail_min(
+	struct xfs_ail  *ailp)
+{
+	if (list_empty(&ailp->xa_ail))
+		return NULL;
+
+	return list_first_entry(&ailp->xa_ail, xfs_log_item_t, li_ail);
+}
+
+ /*
+ * Return a pointer to the last item in the AIL.  If the AIL is empty, then
+ * return NULL.
+ */
+static xfs_log_item_t *
+xfs_ail_max(
+	struct xfs_ail  *ailp)
+{
+	if (list_empty(&ailp->xa_ail))
+		return NULL;
+
+	return list_entry(ailp->xa_ail.prev, xfs_log_item_t, li_ail);
+}
+
+/*
+ * Return a pointer to the item which follows the given item in the AIL.  If
+ * the given item is the last item in the list, then return NULL.
+ */
+static xfs_log_item_t *
+xfs_ail_next(
+	struct xfs_ail  *ailp,
+	xfs_log_item_t  *lip)
+{
+	if (lip->li_ail.next == &ailp->xa_ail)
+		return NULL;
+
+	return list_first_entry(&lip->li_ail, xfs_log_item_t, li_ail);
+}
 
 /*
- * This is called by the log manager code to determine the LSN
- * of the tail of the log.  This is exactly the LSN of the first
- * item in the AIL.  If the AIL is empty, then this function
- * returns 0.
+ * This is called by the log manager code to determine the LSN of the tail of
+ * the log.  This is exactly the LSN of the first item in the AIL.  If the AIL
+ * is empty, then this function returns 0.
  *
- * We need the AIL lock in order to get a coherent read of the
- * lsn of the last item in the AIL.
+ * We need the AIL lock in order to get a coherent read of the lsn of the last
+ * item in the AIL.
  */
 xfs_lsn_t
-xfs_trans_ail_tail(
+xfs_ail_min_lsn(
 	struct xfs_ail	*ailp)
 {
-	xfs_lsn_t	lsn;
+	xfs_lsn_t	lsn = 0;
 	xfs_log_item_t	*lip;
 
 	spin_lock(&ailp->xa_lock);
 	lip = xfs_ail_min(ailp);
-	if (lip == NULL) {
-		lsn = (xfs_lsn_t)0;
-	} else {
+	if (lip)
 		lsn = lip->li_lsn;
-	}
 	spin_unlock(&ailp->xa_lock);
 
 	return lsn;
 }
 
 /*
- * xfs_trans_push_ail
- *
- * This routine is called to move the tail of the AIL forward.  It does this by
- * trying to flush items in the AIL whose lsns are below the given
- * threshold_lsn.
- *
- * the push is run asynchronously in a separate thread, so we return the tail
- * of the log right now instead of the tail after the push. This means we will
- * either continue right away, or we will sleep waiting on the async thread to
- * do its work.
- *
- * We do this unlocked - we only need to know whether there is anything in the
- * AIL at the time we are called. We don't need to access the contents of
- * any of the objects, so the lock is not needed.
+ * Return the maximum lsn held in the AIL, or zero if the AIL is empty.
  */
-void
-xfs_trans_ail_push(
-	struct xfs_ail	*ailp,
-	xfs_lsn_t	threshold_lsn)
+static xfs_lsn_t
+xfs_ail_max_lsn(
+	struct xfs_ail  *ailp)
 {
-	xfs_log_item_t	*lip;
+	xfs_lsn_t       lsn = 0;
+	xfs_log_item_t  *lip;
 
-	lip = xfs_ail_min(ailp);
-	if (lip && !XFS_FORCED_SHUTDOWN(ailp->xa_mount)) {
-		if (XFS_LSN_CMP(threshold_lsn, ailp->xa_target) > 0)
-			xfsaild_wakeup(ailp, threshold_lsn);
-	}
+	spin_lock(&ailp->xa_lock);
+	lip = xfs_ail_max(ailp);
+	if (lip)
+		lsn = lip->li_lsn;
+	spin_unlock(&ailp->xa_lock);
+
+	return lsn;
 }
 
 /*
@@ -236,16 +300,57 @@ out:
 }
 
 /*
- * xfsaild_push does the work of pushing on the AIL.  Returning a timeout of
- * zero indicates that the caller should sleep until woken.
+ * splice the log item list into the AIL at the given LSN.
  */
-long
-xfsaild_push(
-	struct xfs_ail	*ailp,
-	xfs_lsn_t	*last_lsn)
+static void
+xfs_ail_splice(
+	struct xfs_ail  *ailp,
+	struct list_head *list,
+	xfs_lsn_t       lsn)
 {
-	long		tout = 0;
-	xfs_lsn_t	last_pushed_lsn = *last_lsn;
+	xfs_log_item_t  *next_lip;
+
+	/* If the list is empty, just insert the item.  */
+	if (list_empty(&ailp->xa_ail)) {
+		list_splice(list, &ailp->xa_ail);
+		return;
+	}
+
+	list_for_each_entry_reverse(next_lip, &ailp->xa_ail, li_ail) {
+		if (XFS_LSN_CMP(next_lip->li_lsn, lsn) <= 0)
+			break;
+	}
+
+	ASSERT(&next_lip->li_ail == &ailp->xa_ail ||
+	       XFS_LSN_CMP(next_lip->li_lsn, lsn) <= 0);
+
+	list_splice_init(list, &next_lip->li_ail);
+}
+
+/*
+ * Delete the given item from the AIL.  Return a pointer to the item.
+ */
+static void
+xfs_ail_delete(
+	struct xfs_ail  *ailp,
+	xfs_log_item_t  *lip)
+{
+	xfs_ail_check(ailp, lip);
+	list_del(&lip->li_ail);
+	xfs_trans_ail_cursor_clear(ailp, lip);
+}
+
+/*
+ * xfs_ail_worker does the work of pushing on the AIL. It will requeue itself
+ * to run at a later time if there is more work to do to complete the push.
+ */
+STATIC void
+xfs_ail_worker(
+	struct work_struct *work)
+{
+	struct xfs_ail	*ailp = container_of(to_delayed_work(work),
+					struct xfs_ail, xa_work);
+	long		tout;
 	xfs_lsn_t	target =  ailp->xa_target;
 	xfs_lsn_t	lsn;
 	xfs_log_item_t	*lip;
@@ -256,15 +361,15 @@ xfsaild_push(
 
 	spin_lock(&ailp->xa_lock);
 	xfs_trans_ail_cursor_init(ailp, cur);
-	lip = xfs_trans_ail_cursor_first(ailp, cur, *last_lsn);
+	lip = xfs_trans_ail_cursor_first(ailp, cur, ailp->xa_last_pushed_lsn);
 	if (!lip || XFS_FORCED_SHUTDOWN(mp)) {
 		/*
 		 * AIL is empty or our push has reached the end.
 		 */
 		xfs_trans_ail_cursor_done(ailp, cur);
 		spin_unlock(&ailp->xa_lock);
-		*last_lsn = 0;
-		return tout;
+		ailp->xa_last_pushed_lsn = 0;
+		return;
 	}
 
 	XFS_STATS_INC(xs_push_ail);
@@ -301,13 +406,13 @@ xfsaild_push(
 		case XFS_ITEM_SUCCESS:
 			XFS_STATS_INC(xs_push_ail_success);
 			IOP_PUSH(lip);
-			last_pushed_lsn = lsn;
+			ailp->xa_last_pushed_lsn = lsn;
 			break;
 
 		case XFS_ITEM_PUSHBUF:
 			XFS_STATS_INC(xs_push_ail_pushbuf);
 			IOP_PUSHBUF(lip);
-			last_pushed_lsn = lsn;
+			ailp->xa_last_pushed_lsn = lsn;
 			push_xfsbufd = 1;
 			break;
 
@@ -319,7 +424,7 @@ xfsaild_push(
 
 		case XFS_ITEM_LOCKED:
 			XFS_STATS_INC(xs_push_ail_locked);
-			last_pushed_lsn = lsn;
+			ailp->xa_last_pushed_lsn = lsn;
 			stuck++;
 			break;
 
@@ -374,9 +479,23 @@ xfsaild_push(
 		wake_up_process(mp->m_ddev_targp->bt_task);
 	}
 
+	/* assume we have more work to do in a short while */
+	tout = 10;
 	if (!count) {
 		/* We're past our target or empty, so idle */
-		last_pushed_lsn = 0;
+		ailp->xa_last_pushed_lsn = 0;
+
+		/*
+		 * Check for an updated push target before clearing the
+		 * XFS_AIL_PUSHING_BIT. If the target changed, we've got more
+		 * work to do. Wait a bit longer before starting that work.
+		 */
+		smp_rmb();
+		if (ailp->xa_target == target) {
+			clear_bit(XFS_AIL_PUSHING_BIT, &ailp->xa_flags);
+			return;
+		}
+		tout = 50;
 	} else if (XFS_LSN_CMP(lsn, target) >= 0) {
 		/*
 		 * We reached the target so wait a bit longer for I/O to
@@ -384,7 +503,7 @@ xfsaild_push(
 		 * start the next scan from the start of the AIL.
 		 */
 		tout = 50;
-		last_pushed_lsn = 0;
+		ailp->xa_last_pushed_lsn = 0;
 	} else if ((stuck * 100) / count > 90) {
 		/*
 		 * Either there is a lot of contention on the AIL or we
@@ -396,14 +515,61 @@ xfsaild_push(
 		 * continuing from where we were.
 		 */
 		tout = 20;
-	} else {
-		/* more to do, but wait a short while before continuing */
-		tout = 10;
 	}
-	*last_lsn = last_pushed_lsn;
-	return tout;
+
+	/* There is more to do, requeue us.  */
+	queue_delayed_work(xfs_syncd_wq, &ailp->xa_work,
+					msecs_to_jiffies(tout));
+}
+
+/*
+ * This routine is called to move the tail of the AIL forward.  It does this by
+ * trying to flush items in the AIL whose lsns are below the given
+ * threshold_lsn.
+ *
+ * The push is run asynchronously in a workqueue, which means the caller needs
+ * to handle waiting on the async flush for space to become available.
+ * We don't want to interrupt any push that is in progress, hence we only queue
+ * work if we set the pushing bit approriately.
+ *
+ * We do this unlocked - we only need to know whether there is anything in the
+ * AIL at the time we are called. We don't need to access the contents of
+ * any of the objects, so the lock is not needed.
+ */
+void
+xfs_ail_push(
+	struct xfs_ail	*ailp,
+	xfs_lsn_t	threshold_lsn)
+{
+	xfs_log_item_t	*lip;
+
+	lip = xfs_ail_min(ailp);
+	if (!lip || XFS_FORCED_SHUTDOWN(ailp->xa_mount) ||
+	    XFS_LSN_CMP(threshold_lsn, ailp->xa_target) <= 0)
+		return;
+
+	/*
+	 * Ensure that the new target is noticed in push code before it clears
+	 * the XFS_AIL_PUSHING_BIT.
+	 */
+	smp_wmb();
+	ailp->xa_target = threshold_lsn;
+	if (!test_and_set_bit(XFS_AIL_PUSHING_BIT, &ailp->xa_flags))
+		queue_delayed_work(xfs_syncd_wq, &ailp->xa_work, 0);
 }
 
+/*
+ * Push out all items in the AIL immediately
+ */
+void
+xfs_ail_push_all(
+	struct xfs_ail  *ailp)
+{
+	xfs_lsn_t       threshold_lsn = xfs_ail_max_lsn(ailp);
+
+	if (threshold_lsn)
+		xfs_ail_push(ailp, threshold_lsn);
+}
 
 /*
  * This is to be called when an item is unlocked that may have
@@ -563,7 +729,7 @@ xfs_trans_ail_delete_bulk(
 
 			spin_unlock(&ailp->xa_lock);
 			if (!XFS_FORCED_SHUTDOWN(mp)) {
-				xfs_cmn_err(XFS_PTAG_AILDELETE, CE_ALERT, mp,
+				xfs_alert_tag(mp, XFS_PTAG_AILDELETE,
 		"%s: attempting to delete a log item that is not in the AIL",
 						__func__);
 				xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);
@@ -615,7 +781,6 @@ xfs_trans_ail_init(
 	xfs_mount_t	*mp)
 {
 	struct xfs_ail	*ailp;
-	int		error;
 
 	ailp = kmem_zalloc(sizeof(struct xfs_ail), KM_MAYFAIL);
 	if (!ailp)
@@ -624,15 +789,9 @@ xfs_trans_ail_init(
 	ailp->xa_mount = mp;
 	INIT_LIST_HEAD(&ailp->xa_ail);
 	spin_lock_init(&ailp->xa_lock);
-	error = xfsaild_start(ailp);
-	if (error)
-		goto out_free_ailp;
+	INIT_DELAYED_WORK(&ailp->xa_work, xfs_ail_worker);
 	mp->m_ail = ailp;
 	return 0;
-
-out_free_ailp:
-	kmem_free(ailp);
-	return error;
 }
 
 void
@@ -641,124 +800,6 @@ xfs_trans_ail_destroy(
 {
 	struct xfs_ail	*ailp = mp->m_ail;
 
-	xfsaild_stop(ailp);
+	cancel_delayed_work_sync(&ailp->xa_work);
 	kmem_free(ailp);
 }
-
-/*
- * splice the log item list into the AIL at the given LSN.
- */
-STATIC void
-xfs_ail_splice(
-	struct xfs_ail	*ailp,
-	struct list_head *list,
-	xfs_lsn_t	lsn)
-{
-	xfs_log_item_t	*next_lip;
-
-	/*
-	 * If the list is empty, just insert the item.
-	 */
-	if (list_empty(&ailp->xa_ail)) {
-		list_splice(list, &ailp->xa_ail);
-		return;
-	}
-
-	list_for_each_entry_reverse(next_lip, &ailp->xa_ail, li_ail) {
-		if (XFS_LSN_CMP(next_lip->li_lsn, lsn) <= 0)
-			break;
-	}
-
-	ASSERT((&next_lip->li_ail == &ailp->xa_ail) ||
-	       (XFS_LSN_CMP(next_lip->li_lsn, lsn) <= 0));
-
-	list_splice_init(list, &next_lip->li_ail);
-	return;
-}
-
-/*
- * Delete the given item from the AIL.  Return a pointer to the item.
- */
-STATIC void
-xfs_ail_delete(
-	struct xfs_ail	*ailp,
-	xfs_log_item_t	*lip)
-{
-	xfs_ail_check(ailp, lip);
-	list_del(&lip->li_ail);
-	xfs_trans_ail_cursor_clear(ailp, lip);
-}
-
-/*
- * Return a pointer to the first item in the AIL.
- * If the AIL is empty, then return NULL.
- */
-STATIC xfs_log_item_t *
-xfs_ail_min(
-	struct xfs_ail	*ailp)
-{
-	if (list_empty(&ailp->xa_ail))
-		return NULL;
-
-	return list_first_entry(&ailp->xa_ail, xfs_log_item_t, li_ail);
-}
-
-/*
- * Return a pointer to the item which follows
- * the given item in the AIL.  If the given item
- * is the last item in the list, then return NULL.
- */
-STATIC xfs_log_item_t *
-xfs_ail_next(
-	struct xfs_ail	*ailp,
-	xfs_log_item_t	*lip)
-{
-	if (lip->li_ail.next == &ailp->xa_ail)
-		return NULL;
-
-	return list_first_entry(&lip->li_ail, xfs_log_item_t, li_ail);
-}
-
-#ifdef DEBUG
-/*
- * Check that the list is sorted as it should be.
- */
-STATIC void
-xfs_ail_check(
-	struct xfs_ail	*ailp,
-	xfs_log_item_t	*lip)
-{
-	xfs_log_item_t	*prev_lip;
-
-	if (list_empty(&ailp->xa_ail))
-		return;
-
-	/*
-	 * Check the next and previous entries are valid.
-	 */
-	ASSERT((lip->li_flags & XFS_LI_IN_AIL) != 0);
-	prev_lip = list_entry(lip->li_ail.prev, xfs_log_item_t, li_ail);
-	if (&prev_lip->li_ail != &ailp->xa_ail)
-		ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) <= 0);
-
-	prev_lip = list_entry(lip->li_ail.next, xfs_log_item_t, li_ail);
-	if (&prev_lip->li_ail != &ailp->xa_ail)
-		ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) >= 0);
-
-
-#ifdef XFS_TRANS_DEBUG
-	/*
-	 * Walk the list checking lsn ordering, and that every entry has the
-	 * XFS_LI_IN_AIL flag set. This is really expensive, so only do it
-	 * when specifically debugging the transaction subsystem.
-	 */
-	prev_lip = list_entry(&ailp->xa_ail, xfs_log_item_t, li_ail);
-	list_for_each_entry(lip, &ailp->xa_ail, li_ail) {
-		if (&prev_lip->li_ail != &ailp->xa_ail)
-			ASSERT(XFS_LSN_CMP(prev_lip->li_lsn, lip->li_lsn) <= 0);
-		ASSERT((lip->li_flags & XFS_LI_IN_AIL) != 0);
-		prev_lip = lip;
-	}
-#endif /* XFS_TRANS_DEBUG */
-}
-#endif /* DEBUG */
diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c
index c47918c302a5..03b3b7f85a3b 100644
--- a/fs/xfs/xfs_trans_buf.c
+++ b/fs/xfs/xfs_trans_buf.c
@@ -305,7 +305,7 @@ xfs_trans_read_buf(
 			if (xfs_error_target == target) {
 				if (((xfs_req_num++) % xfs_error_mod) == 0) {
 					xfs_buf_relse(bp);
-					cmn_err(CE_DEBUG, "Returning error!\n");
+					xfs_debug(mp, "Returning error!");
 					return XFS_ERROR(EIO);
 				}
 			}
@@ -383,7 +383,8 @@ xfs_trans_read_buf(
 	bp = xfs_buf_read(target, blkno, len, flags | XBF_DONT_BLOCK);
 	if (bp == NULL) {
 		*bpp = NULL;
-		return 0;
+		return (flags & XBF_TRYLOCK) ?
+					0 : XFS_ERROR(ENOMEM);
 	}
 	if (XFS_BUF_GETERROR(bp) != 0) {
 	    XFS_BUF_SUPER_STALE(bp);
@@ -403,7 +404,7 @@ xfs_trans_read_buf(
 				xfs_force_shutdown(tp->t_mountp,
 						   SHUTDOWN_META_IO_ERROR);
 				xfs_buf_relse(bp);
-				cmn_err(CE_DEBUG, "Returning trans error!\n");
+				xfs_debug(mp, "Returning trans error!");
 				return XFS_ERROR(EIO);
 			}
 		}
@@ -427,7 +428,7 @@ shutdown_abort:
 	 */
 #if defined(DEBUG)
 	if (XFS_BUF_ISSTALE(bp) && XFS_BUF_ISDELAYWRITE(bp))
-		cmn_err(CE_NOTE, "about to pop assert, bp == 0x%p", bp);
+		xfs_notice(mp, "about to pop assert, bp == 0x%p", bp);
 #endif
 	ASSERT((XFS_BUF_BFLAGS(bp) & (XBF_STALE|XBF_DELWRI)) !=
 				     (XBF_STALE|XBF_DELWRI));
diff --git a/fs/xfs/xfs_trans_inode.c b/fs/xfs/xfs_trans_inode.c
index ccb34532768b..048b0c689d3e 100644
--- a/fs/xfs/xfs_trans_inode.c
+++ b/fs/xfs/xfs_trans_inode.c
@@ -44,28 +44,6 @@ xfs_trans_inode_broot_debug(
 #endif
 
 /*
- * Get an inode and join it to the transaction.
- */
-int
-xfs_trans_iget(
-	xfs_mount_t	*mp,
-	xfs_trans_t	*tp,
-	xfs_ino_t	ino,
-	uint		flags,
-	uint		lock_flags,
-	xfs_inode_t	**ipp)
-{
-	int			error;
-
-	error = xfs_iget(mp, tp, ino, flags, lock_flags, ipp);
-	if (!error && tp) {
-		xfs_trans_ijoin(tp, *ipp);
-		(*ipp)->i_itemp->ili_lock_flags = lock_flags;
-	}
-	return error;
-}
-
-/*
  * Add a locked inode to the transaction.
  *
  * The inode must be locked, and it cannot be associated with any transaction.
@@ -103,7 +81,7 @@ xfs_trans_ijoin(
  *
  *
  * Grabs a reference to the inode which will be dropped when the transaction
- * is commited.  The inode will also be unlocked at that point.  The inode
+ * is committed.  The inode will also be unlocked at that point.  The inode
  * must be locked, and it cannot be associated with any transaction.
  */
 void
diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h
index 35162c238fa3..6b164e9e9a1f 100644
--- a/fs/xfs/xfs_trans_priv.h
+++ b/fs/xfs/xfs_trans_priv.h
@@ -65,16 +65,22 @@ struct xfs_ail_cursor {
 struct xfs_ail {
 	struct xfs_mount	*xa_mount;
 	struct list_head	xa_ail;
-	uint			xa_gen;
-	struct task_struct	*xa_task;
 	xfs_lsn_t		xa_target;
 	struct xfs_ail_cursor	xa_cursors;
 	spinlock_t		xa_lock;
+	struct delayed_work	xa_work;
+	xfs_lsn_t		xa_last_pushed_lsn;
+	unsigned long		xa_flags;
 };
 
+#define XFS_AIL_PUSHING_BIT	0
+
 /*
  * From xfs_trans_ail.c
  */
+
+extern struct workqueue_struct	*xfs_ail_wq;	/* AIL workqueue */
+
 void	xfs_trans_ail_update_bulk(struct xfs_ail *ailp,
 				struct xfs_log_item **log_items, int nr_items,
 				xfs_lsn_t lsn) __releases(ailp->xa_lock);
@@ -98,12 +104,13 @@ xfs_trans_ail_delete(
 	xfs_trans_ail_delete_bulk(ailp, &lip, 1);
 }
 
-void			xfs_trans_ail_push(struct xfs_ail *, xfs_lsn_t);
+void			xfs_ail_push(struct xfs_ail *, xfs_lsn_t);
+void			xfs_ail_push_all(struct xfs_ail *);
+xfs_lsn_t		xfs_ail_min_lsn(struct xfs_ail *ailp);
+
 void			xfs_trans_unlocked_item(struct xfs_ail *,
 					xfs_log_item_t *);
 
-xfs_lsn_t		xfs_trans_ail_tail(struct xfs_ail *ailp);
-
 struct xfs_log_item	*xfs_trans_ail_cursor_first(struct xfs_ail *ailp,
 					struct xfs_ail_cursor *cur,
 					xfs_lsn_t lsn);
@@ -112,11 +119,6 @@ struct xfs_log_item	*xfs_trans_ail_cursor_next(struct xfs_ail *ailp,
 void			xfs_trans_ail_cursor_done(struct xfs_ail *ailp,
 					struct xfs_ail_cursor *cur);
 
-long	xfsaild_push(struct xfs_ail *, xfs_lsn_t *);
-void	xfsaild_wakeup(struct xfs_ail *, xfs_lsn_t);
-int	xfsaild_start(struct xfs_ail *);
-void	xfsaild_stop(struct xfs_ail *);
-
 #if BITS_PER_LONG != 64
 static inline void
 xfs_trans_ail_copy_lsn(
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index d8e6f8cd6f0c..b7a5fe7c52c8 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -953,7 +953,7 @@ xfs_release(
 		 * If we previously truncated this file and removed old data
 		 * in the process, we want to initiate "early" writeout on
 		 * the last close.  This is an attempt to combat the notorious
-		 * NULL files problem which is particularly noticable from a
+		 * NULL files problem which is particularly noticeable from a
 		 * truncate down, buffered (re-)write (delalloc), followed by
 		 * a crash.  What we are effectively doing here is
 		 * significantly reducing the time window where we'd otherwise
@@ -982,7 +982,7 @@ xfs_release(
 		 *
 		 * Further, check if the inode is being opened, written and
 		 * closed frequently and we have delayed allocation blocks
-		 * oustanding (e.g. streaming writes from the NFS server),
+		 * outstanding (e.g. streaming writes from the NFS server),
 		 * truncating the blocks past EOF will cause fragmentation to
 		 * occur.
 		 *
@@ -1189,9 +1189,8 @@ xfs_inactive(
 		 * inode might be lost for a long time or forever.
 		 */
 		if (!XFS_FORCED_SHUTDOWN(mp)) {
-			cmn_err(CE_NOTE,
-		"xfs_inactive:	xfs_ifree() returned an error = %d on %s",
-				error, mp->m_fsname);
+			xfs_notice(mp, "%s: xfs_ifree returned error %d",
+				__func__, error);
 			xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
 		}
 		xfs_trans_cancel(tp, XFS_TRANS_RELEASE_LOG_RES|XFS_TRANS_ABORT);
@@ -1208,12 +1207,12 @@ xfs_inactive(
 		 */
 		error = xfs_bmap_finish(&tp,  &free_list, &committed);
 		if (error)
-			xfs_fs_cmn_err(CE_NOTE, mp, "xfs_inactive: "
-				"xfs_bmap_finish() returned error %d", error);
+			xfs_notice(mp, "%s: xfs_bmap_finish returned error %d",
+				__func__, error);
 		error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
 		if (error)
-			xfs_fs_cmn_err(CE_NOTE, mp, "xfs_inactive: "
-				"xfs_trans_commit() returned error %d", error);
+			xfs_notice(mp, "%s: xfs_trans_commit returned error %d",
+				__func__, error);
 	}
 
 	/*
@@ -1310,7 +1309,7 @@ xfs_create(
 	error = xfs_qm_vop_dqalloc(dp, current_fsuid(), current_fsgid(), prid,
 			XFS_QMOPT_QUOTALL | XFS_QMOPT_INHERIT, &udqp, &gdqp);
 	if (error)
-		goto std_return;
+		return error;
 
 	if (is_dir) {
 		rdev = 0;
@@ -1390,12 +1389,6 @@ xfs_create(
 	}
 
 	/*
-	 * At this point, we've gotten a newly allocated inode.
-	 * It is locked (and joined to the transaction).
-	 */
-	ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
-
-	/*
 	 * Now we join the directory inode to the transaction.  We do not do it
 	 * earlier because xfs_dir_ialloc might commit the previous transaction
 	 * (and release all the locks).  An error from here on will result in
@@ -1440,22 +1433,13 @@ xfs_create(
 	 */
 	xfs_qm_vop_create_dqattach(tp, ip, udqp, gdqp);
 
-	/*
-	 * xfs_trans_commit normally decrements the vnode ref count
-	 * when it unlocks the inode. Since we want to return the
-	 * vnode to the caller, we bump the vnode ref count now.
-	 */
-	IHOLD(ip);
-
 	error = xfs_bmap_finish(&tp, &free_list, &committed);
 	if (error)
-		goto out_abort_rele;
+		goto out_bmap_cancel;
 
 	error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES);
-	if (error) {
-		IRELE(ip);
-		goto out_dqrele;
-	}
+	if (error)
+		goto out_release_inode;
 
 	xfs_qm_dqrele(udqp);
 	xfs_qm_dqrele(gdqp);
@@ -1469,27 +1453,21 @@ xfs_create(
 	cancel_flags |= XFS_TRANS_ABORT;
  out_trans_cancel:
 	xfs_trans_cancel(tp, cancel_flags);
- out_dqrele:
+ out_release_inode:
+	/*
+	 * Wait until after the current transaction is aborted to
+	 * release the inode.  This prevents recursive transactions
+	 * and deadlocks from xfs_inactive.
+	 */
+	if (ip)
+		IRELE(ip);
+
 	xfs_qm_dqrele(udqp);
 	xfs_qm_dqrele(gdqp);
 
 	if (unlock_dp_on_error)
 		xfs_iunlock(dp, XFS_ILOCK_EXCL);
- std_return:
 	return error;
-
- out_abort_rele:
-	/*
-	 * Wait until after the current transaction is aborted to
-	 * release the inode.  This prevents recursive transactions
-	 * and deadlocks from xfs_inactive.
-	 */
-	xfs_bmap_cancel(&free_list);
-	cancel_flags |= XFS_TRANS_ABORT;
-	xfs_trans_cancel(tp, cancel_flags);
-	IRELE(ip);
-	unlock_dp_on_error = B_FALSE;
-	goto out_dqrele;
 }
 
 #ifdef DEBUG
@@ -2114,9 +2092,8 @@ xfs_symlink(
 				  XFS_BMAPI_WRITE | XFS_BMAPI_METADATA,
 				  &first_block, resblks, mval, &nmaps,
 				  &free_list);
-		if (error) {
-			goto error1;
-		}
+		if (error)
+			goto error2;
 
 		if (resblks)
 			resblks -= fs_blocks;
@@ -2148,7 +2125,7 @@ xfs_symlink(
 	error = xfs_dir_createname(tp, dp, link_name, ip->i_ino,
 					&first_block, &free_list, resblks);
 	if (error)
-		goto error1;
+		goto error2;
 	xfs_trans_ichgtime(tp, dp, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
 	xfs_trans_log_inode(tp, dp, XFS_ILOG_CORE);
 
@@ -2161,13 +2138,6 @@ xfs_symlink(
 		xfs_trans_set_sync(tp);
 	}
 
-	/*
-	 * xfs_trans_commit normally decrements the vnode ref count
-	 * when it unlocks the inode. Since we want to return the
-	 * vnode to the caller, we bump the vnode ref count now.
-	 */
-	IHOLD(ip);
-
 	error = xfs_bmap_finish(&tp, &free_list, &committed);
 	if (error) {
 		goto error2;
@@ -2861,7 +2831,8 @@ xfs_change_file_space(
 		ip->i_d.di_flags &= ~XFS_DIFLAG_PREALLOC;
 
 	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
-	xfs_trans_set_sync(tp);
+	if (attr_flags & XFS_ATTR_SYNC)
+		xfs_trans_set_sync(tp);
 
 	error = xfs_trans_commit(tp, 0);
 
diff --git a/fs/xfs/xfs_vnodeops.h b/fs/xfs/xfs_vnodeops.h
index f6702927eee4..3bcd23353d6c 100644
--- a/fs/xfs/xfs_vnodeops.h
+++ b/fs/xfs/xfs_vnodeops.h
@@ -18,6 +18,7 @@ int xfs_setattr(struct xfs_inode *ip, struct iattr *vap, int flags);
 #define	XFS_ATTR_NONBLOCK	0x02	/* return EAGAIN if operation would block */
 #define XFS_ATTR_NOLOCK		0x04	/* Don't grab any conflicting locks */
 #define XFS_ATTR_NOACL		0x08	/* Don't call xfs_acl_chmod */
+#define XFS_ATTR_SYNC		0x10	/* synchronous operation required */
 
 int xfs_readlink(struct xfs_inode *ip, char *link);
 int xfs_release(struct xfs_inode *ip);