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| author | Christoph Hellwig <hch@lst.de> | 2018-07-11 22:25:59 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-07-11 22:25:59 -0700 |
| commit | fca8c805425c0d9435097a6c780e95332e54613a (patch) | |
| tree | 7f2fa7bf4e3dc5386e5f6a3a2df28af7537de20a /fs/xfs/xfs_aops.c | |
| parent | a7b28f72ab90fe7a2f438360df5f6fda4237afdc (diff) | |
| download | lwn-fca8c805425c0d9435097a6c780e95332e54613a.tar.gz lwn-fca8c805425c0d9435097a6c780e95332e54613a.zip | |
xfs: remove xfs_reflink_trim_irec_to_next_cow
We already have to check for overlapping COW extents everytime we
come back to a page in xfs_writepage_map / xfs_map_cow, so this
additional trim is not required.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/xfs_aops.c')
| -rw-r--r-- | fs/xfs/xfs_aops.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index 6b6150683343..08605432c497 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -404,13 +404,6 @@ xfs_map_blocks( offset_fsb = XFS_B_TO_FSBT(mp, offset); error = xfs_bmapi_read(ip, offset_fsb, end_fsb - offset_fsb, imap, &nimaps, XFS_BMAPI_ENTIRE); - /* - * Truncate an overwrite extent if there's a pending CoW - * reservation before the end of this extent. This forces us - * to come back to writepage to take care of the CoW. - */ - if (nimaps && type == XFS_IO_OVERWRITE) - xfs_reflink_trim_irec_to_next_cow(ip, offset_fsb, imap); xfs_iunlock(ip, XFS_ILOCK_SHARED); if (error) |