diff mbox series

[v13,43/59] ceph: update WARN_ON message to pr_warn

Message ID 20220405192030.178326-44-jlayton@kernel.org (mailing list archive)
State New, archived
Headers show
Series ceph+fscrypt: full support | expand

Commit Message

Jeff Layton April 5, 2022, 7:20 p.m. UTC 
Give some more helpful info

Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 fs/ceph/caps.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 1f3a2135214c..cb2c18d43946 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -3473,10 +3473,13 @@  static void handle_cap_grant(struct inode *inode,
 		dout("%p mode 0%o uid.gid %d.%d\n", inode, inode->i_mode,
 		     from_kuid(&init_user_ns, inode->i_uid),
 		     from_kgid(&init_user_ns, inode->i_gid));
-
-		WARN_ON_ONCE(ci->fscrypt_auth_len != extra_info->fscrypt_auth_len ||
-			     memcmp(ci->fscrypt_auth, extra_info->fscrypt_auth,
-				     ci->fscrypt_auth_len));
+#if IS_ENABLED(CONFIG_FS_ENCRYPTION)
+		if (ci->fscrypt_auth_len != extra_info->fscrypt_auth_len ||
+		    memcmp(ci->fscrypt_auth, extra_info->fscrypt_auth,
+			   ci->fscrypt_auth_len))
+			pr_warn_ratelimited("%s: cap grant attempt to change fscrypt_auth on non-I_NEW inode (old len %d new len %d)\n",
+				__func__, ci->fscrypt_auth_len, extra_info->fscrypt_auth_len);
+#endif
 	}
 
 	if ((newcaps & CEPH_CAP_LINK_SHARED) &&