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[v20,44/71] ceph: update WARN_ON message to pr_warn

Message ID 20230613052424.254540-45-xiubli@redhat.com
State New
Headers show
Series ceph+fscrypt: full support | expand

Commit Message

Xiubo Li June 13, 2023, 5:23 a.m. UTC 
From: Jeff Layton <jlayton@kernel.org>

Give some more helpful info

Tested-by: Luís Henriques <lhenriques@suse.de>
Tested-by: Venky Shankar <vshankar@redhat.com>
Reviewed-by: Luís Henriques <lhenriques@suse.de>
Reviewed-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
 fs/ceph/caps.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)
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Patch

diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 43d39a1ccc68..2a37fac351b9 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -3484,10 +3484,13 @@  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) &&