Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
---
fs/xfs/xfs_reflink.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
index 4e07da3..56372be 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);
--
2.1.4
--
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