mm, fs: remove remaining PAGE_CACHE_* and page_cache_{get,release} usage

Mostly direct substitution with occasional adjustment or removing
outdated comments.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

8 files changed, 10 insertions, 11 deletions

diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h
index 1b4d69f68c33..3f103076d0bf 100644
--- a/include/linux/backing-dev-defs.h
+++ b/include/linux/backing-dev-defs.h
@@ -135,7 +135,7 @@ struct bdi_writeback {
 
 struct backing_dev_info {
 	struct list_head bdi_list;
-	unsigned long ra_pages;	/* max readahead in PAGE_CACHE_SIZE units */
+	unsigned long ra_pages;	/* max readahead in PAGE_SIZE units */
 	unsigned int capabilities; /* Device capabilities */
 	congested_fn *congested_fn; /* Function pointer if device is md/dm */
 	void *congested_data;	/* Pointer to aux data for congested func */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index ed6407d1b7b5..ffcff53e3b2b 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -623,7 +623,7 @@ void do_set_pte(struct vm_area_struct *vma, unsigned long address,
  *
  * A page may belong to an inode's memory mapping. In this case, page->mapping
  * is the pointer to the inode, and page->index is the file offset of the page,
- * in units of PAGE_CACHE_SIZE.
+ * in units of PAGE_SIZE.
  *
  * If pagecache pages are not associated with an inode, they are said to be
  * anonymous pages. These may become associated with the swapcache, and in that
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 944b2b37313b..c2d75b4fa86c 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -341,7 +341,7 @@ struct vm_area_struct {
 
 	/* Information about our backing store: */
 	unsigned long vm_pgoff;		/* Offset (within vm_file) in PAGE_SIZE
-					   units, *not* PAGE_CACHE_SIZE */
+					   units */
 	struct file * vm_file;		/* File we map to (can be NULL). */
 	void * vm_private_data;		/* was vm_pte (shared mem) */
 
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index efada239205e..957049f72290 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -41,8 +41,8 @@ struct nfs_page {
 	struct page		*wb_page;	/* page to read in/write out */
 	struct nfs_open_context	*wb_context;	/* File state context info */
 	struct nfs_lock_context	*wb_lock_context;	/* lock context info */
-	pgoff_t			wb_index;	/* Offset >> PAGE_CACHE_SHIFT */
-	unsigned int		wb_offset,	/* Offset & ~PAGE_CACHE_MASK */
+	pgoff_t			wb_index;	/* Offset >> PAGE_SHIFT */
+	unsigned int		wb_offset,	/* Offset & ~PAGE_MASK */
 				wb_pgbase,	/* Start of page data */
 				wb_bytes;	/* Length of request */
 	struct kref		wb_kref;	/* reference count */
diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h
index 9abb763e4b86..e9fcf90b270d 100644
--- a/include/linux/nilfs2_fs.h
+++ b/include/linux/nilfs2_fs.h
@@ -331,7 +331,7 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen)
 {
 	unsigned len = le16_to_cpu(dlen);
 
-#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536)
+#if !defined(__KERNEL__) || (PAGE_SIZE >= 65536)
 	if (len == NILFS_MAX_REC_LEN)
 		return 1 << 16;
 #endif
@@ -340,7 +340,7 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen)
 
 static inline __le16 nilfs_rec_len_to_disk(unsigned len)
 {
-#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536)
+#if !defined(__KERNEL__) || (PAGE_SIZE >= 65536)
 	if (len == (1 << 16))
 		return cpu_to_le16(NILFS_MAX_REC_LEN);
 	else if (len > (1 << 16))
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index f396ccb900cc..b3fc0370c14f 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -535,8 +535,7 @@ extern void add_page_wait_queue(struct page *page, wait_queue_t *waiter);
 /*
  * Fault a userspace page into pagetables.  Return non-zero on a fault.
  *
- * This assumes that two userspace pages are always sufficient.  That's
- * not true if PAGE_CACHE_SIZE > PAGE_SIZE.
+ * This assumes that two userspace pages are always sufficient.
  */
 static inline int fault_in_pages_writeable(char __user *uaddr, int size)
 {
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index cc0fc712bb82..7ca44fb5b675 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -129,7 +129,7 @@ static inline void svc_get(struct svc_serv *serv)
  *
  * These happen to all be powers of 2, which is not strictly
  * necessary but helps enforce the real limitation, which is
- * that they should be multiples of PAGE_CACHE_SIZE.
+ * that they should be multiples of PAGE_SIZE.
  *
  * For UDP transports, a block plus NFS,RPC, and UDP headers
  * has to fit into the IP datagram limit of 64K.  The largest
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 3d980ea1c946..2b83359c19ca 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -433,7 +433,7 @@ struct backing_dev_info;
 #define si_swapinfo(val) \
 	do { (val)->freeswap = (val)->totalswap = 0; } while (0)
 /* only sparc can not include linux/pagemap.h in this file
- * so leave page_cache_release and release_pages undeclared... */
+ * so leave put_page and release_pages undeclared... */
 #define free_page_and_swap_cache(page) \
 	put_page(page)
 #define free_pages_and_swap_cache(pages, nr) \