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| author | Wang Shilong <wangsl.fnst@cn.fujitsu.com> | 2014-07-17 11:44:13 +0800 |
|---|---|---|
| committer | Chris Mason <clm@fb.com> | 2014-08-19 08:52:12 -0700 |
| commit | 9a025a0860ccc0f02af153c966bc1f83e5d9fc62 (patch) | |
| tree | 6e70f8a6f07dbdb11552db5596671bb2e66ab5d3 /fs | |
| parent | 3a7d55c84c76a3088ddfb798c187182143683a16 (diff) | |
| download | blackbird-op-linux-9a025a0860ccc0f02af153c966bc1f83e5d9fc62.tar.gz blackbird-op-linux-9a025a0860ccc0f02af153c966bc1f83e5d9fc62.zip | |
Btrfs: fix wrong write range for filemap_fdatawrite_range()
filemap_fdatawrite_range() expect the third arg to be @end
not @len, fix it.
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/inode.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 33c05188cbf0..73fadc7ead0e 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -7533,7 +7533,8 @@ static ssize_t btrfs_direct_IO(int rw, struct kiocb *iocb, count = iov_iter_count(iter); if (test_bit(BTRFS_INODE_HAS_ASYNC_EXTENT, &BTRFS_I(inode)->runtime_flags)) - filemap_fdatawrite_range(inode->i_mapping, offset, count); + filemap_fdatawrite_range(inode->i_mapping, offset, + offset + count - 1); if (rw & WRITE) { /* |
