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-rw-r--r--fs/xfs/xfs_discard.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/xfs_discard.c b/fs/xfs/xfs_discard.c
index 93f07edafd81..9ee2a7d02e70 100644
--- a/fs/xfs/xfs_discard.c
+++ b/fs/xfs/xfs_discard.c
@@ -161,6 +161,14 @@ xfs_ioc_trim(
return -EPERM;
if (!blk_queue_discard(q))
return -EOPNOTSUPP;
+
+ /*
+ * We haven't recovered the log, so we cannot use our bnobt-guided
+ * storage zapping commands.
+ */
+ if (mp->m_flags & XFS_MOUNT_NORECOVERY)
+ return -EROFS;
+
if (copy_from_user(&range, urange, sizeof(range)))
return -EFAULT;