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authorMike Marshall <hubcap@omnibond.com>2017-02-25 19:12:48 +0300
committerMike Marshall <hubcap@omnibond.com>2017-02-25 19:12:48 +0300
commite98bdb3059cbf2b1cd4261e126b08429f64466c3 (patch)
treee378fc95b495cc6e0e558f247e99bcaa21a6d567 /include/linux/buffer_head.h
parenteb68d0324dc4d88ab0d6159bdcd98c247a3a8954 (diff)
parentc470abd4fde40ea6a0846a2beab642a578c0b8cd (diff)
downloadlinux-e98bdb3059cbf2b1cd4261e126b08429f64466c3.tar.xz
Merge tag 'v4.10' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into for-next
Linux 4.10
Diffstat (limited to 'include/linux/buffer_head.h')
-rw-r--r--include/linux/buffer_head.h11
1 files changed, 7 insertions, 4 deletions
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index ebbacd14d450..79591c3660cc 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -168,7 +168,12 @@ int inode_has_buffers(struct inode *);
void invalidate_inode_buffers(struct inode *);
int remove_inode_buffers(struct inode *inode);
int sync_mapping_buffers(struct address_space *mapping);
-void unmap_underlying_metadata(struct block_device *bdev, sector_t block);
+void clean_bdev_aliases(struct block_device *bdev, sector_t block,
+ sector_t len);
+static inline void clean_bdev_bh_alias(struct buffer_head *bh)
+{
+ clean_bdev_aliases(bh->b_bdev, bh->b_blocknr, 1);
+}
void mark_buffer_async_write(struct buffer_head *bh);
void __wait_on_buffer(struct buffer_head *);
@@ -238,12 +243,10 @@ static inline int block_page_mkwrite_return(int err)
{
if (err == 0)
return VM_FAULT_LOCKED;
- if (err == -EFAULT)
+ if (err == -EFAULT || err == -EAGAIN)
return VM_FAULT_NOPAGE;
if (err == -ENOMEM)
return VM_FAULT_OOM;
- if (err == -EAGAIN)
- return VM_FAULT_RETRY;
/* -ENOSPC, -EDQUOT, -EIO ... */
return VM_FAULT_SIGBUS;
}