cifs: don't spam the logs on unexpected lookup errors
Andrey reported that he was seeing cifs.ko spam the logs with messages
like this:
CIFS VFS: Unexpected lookup error -26
He was listing the root directory of a server and hitting an error when
trying to QUERY_PATH_INFO against hiberfil.sys and pagefile.sys. The
right fix would be to switch the lookup code over to using FIND_FIRST,
but until then we really don't need to report this at a level of
KERN_ERR. Convert this message over to FYI level.
Reported-by: "Andrey Shernyukov" <andreysh@nioch.nsc.ru>
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 5384c2a..11ff5f1 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -756,7 +756,7 @@
/* if it was once a directory (but how can we tell?) we could do
shrink_dcache_parent(direntry); */
} else if (rc != -EACCES) {
- cifs_dbg(VFS, "Unexpected lookup error %d\n", rc);
+ cifs_dbg(FYI, "Unexpected lookup error %d\n", rc);
/* We special case check for Access Denied - since that
is a common return code */
}