diff options
Diffstat (limited to 'fs/xfs/xfs_aops.c')
| -rw-r--r-- | fs/xfs/xfs_aops.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index 235b4ddcd324..49f5f5896a43 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -351,7 +351,7 @@ xfs_map_blocks( if (imap_valid && (!xfs_inode_has_cow_data(ip) || wpc->io_type == XFS_IO_COW || - wpc->cow_seq == ip->i_cowfp->if_seq)) + wpc->cow_seq == READ_ONCE(ip->i_cowfp->if_seq))) return 0; if (XFS_FORCED_SHUTDOWN(mp)) @@ -380,7 +380,7 @@ xfs_map_blocks( xfs_iext_lookup_extent(ip, ip->i_cowfp, offset_fsb, &icur, &imap)) cow_fsb = imap.br_startoff; if (cow_fsb != NULLFILEOFF && cow_fsb <= offset_fsb) { - wpc->cow_seq = ip->i_cowfp->if_seq; + wpc->cow_seq = READ_ONCE(ip->i_cowfp->if_seq); xfs_iunlock(ip, XFS_ILOCK_SHARED); /* * Truncate can race with writeback since writeback doesn't |