提交 9af94fc4 编写于 作者: J Jeff Layton 提交者: J. Bruce Fields

lockd: ratelimit "lockd: cannot monitor" messages

When lockd can't talk to a remote statd, it'll spew a warning message
to the ring buffer. If the application is really hammering on locks
however, it's possible for that message to spam the logs. Ratelimit it
to minimize the potential for harm.
Reported-by: NIan Collier <imc@cs.ox.ac.uk>
Signed-off-by: NJeff Layton <jlayton@primarydata.com>
Signed-off-by: NJ. Bruce Fields <bfields@redhat.com>
上级 eb63192b
......@@ -214,7 +214,7 @@ int nsm_monitor(const struct nlm_host *host)
if (unlikely(res.status != 0))
status = -EIO;
if (unlikely(status < 0)) {
printk(KERN_NOTICE "lockd: cannot monitor %s\n", nsm->sm_name);
pr_notice_ratelimited("lockd: cannot monitor %s\n", nsm->sm_name);
return status;
}
......
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