4.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: "Darrick J. Wong" <darrick.wong@xxxxxxxxxx>
[ Upstream commit ed438b476b611c67089760037139f93ea8ed41d5 ]
For an XFS_IGET_INCORE iget operation, if the inode isn't in the cache,
return ENODATA so that we don't confuse it with the pre-existing ENOENT
cases (inode is in cache, but freed).
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
Reviewed-by: Dave Chinner <dchinner@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/xfs/xfs_icache.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/xfs/xfs_icache.c
+++ b/fs/xfs/xfs_icache.c
@@ -610,7 +610,7 @@ again:
} else {
rcu_read_unlock();
if (flags & XFS_IGET_INCORE) {
- error = -ENOENT;
+ error = -ENODATA;
goto out_error_or_again;
}
XFS_STATS_INC(mp, xs_ig_missed);