diff options
| author | Christoph Hellwig <hch@lst.de> | 2016-11-24 11:39:50 +1100 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2016-11-24 11:39:50 +1100 |
| commit | 4ab8671c19620f335d97673f941a631e15aa0d6e (patch) | |
| tree | 1fe1ed2a56e7625ee0bed1bf4aac48ec0e1cb62a /fs | |
| parent | df5ab1b5a841aecd4854b75b4c2102a9d2d1996b (diff) | |
xfs: use new extent lookup helpers in xfs_reflink_end_cow
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/xfs_reflink.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c index 4e07da3d5af5..56372bee08c5 100644 --- a/fs/xfs/xfs_reflink.c +++ b/fs/xfs/xfs_reflink.c @@ -614,13 +614,13 @@ xfs_reflink_end_cow( xfs_off_t count) { struct xfs_ifork *ifp = XFS_IFORK_PTR(ip, XFS_COW_FORK); - struct xfs_bmbt_irec got, prev, del; + struct xfs_bmbt_irec got, del; struct xfs_trans *tp; xfs_fileoff_t offset_fsb; xfs_fileoff_t end_fsb; xfs_fsblock_t firstfsb; struct xfs_defer_ops dfops; - int error, eof = 0; + int error; unsigned int resblks; xfs_filblks_t rlen; xfs_extnum_t idx; @@ -644,13 +644,11 @@ xfs_reflink_end_cow( xfs_ilock(ip, XFS_ILOCK_EXCL); xfs_trans_ijoin(tp, ip, 0); - xfs_bmap_search_extents(ip, end_fsb - 1, XFS_COW_FORK, &eof, &idx, - &got, &prev); - /* If there is a hole at end_fsb - 1 go to the previous extent */ - if (eof || got.br_startoff > end_fsb) { + if (!xfs_iext_lookup_extent(ip, ifp, end_fsb - 1, &idx, &got) || + got.br_startoff > end_fsb) { ASSERT(idx > 0); - xfs_bmbt_get_all(xfs_iext_get_ext(ifp, --idx), &got); + xfs_iext_get_extent(ifp, --idx, &got); } /* Walk backwards until we're out of the I/O range... */ @@ -698,11 +696,9 @@ xfs_reflink_end_cow( error = xfs_defer_finish(&tp, &dfops, ip); if (error) goto out_defer; - next_extent: - if (idx < 0) + if (!xfs_iext_get_extent(ifp, idx, &got)) break; - xfs_bmbt_get_all(xfs_iext_get_ext(ifp, idx), &got); } error = xfs_trans_commit(tp); |