From: Josh Poimboeuf <jpoimboe@redhat.com>
To: Artem Savkov <asavkov@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>,
Ingo Molnar <mingo@redhat.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kprobes: fix trace_probe flags in enable_trace_kprobe
Date: Wed, 25 Jul 2018 08:56:32 -0500 [thread overview]
Message-ID: <20180725135632.zmjq7cuqc7eshpsh@treble> (raw)
In-Reply-To: <20180725102826.8300-1-asavkov@redhat.com>
On Wed, Jul 25, 2018 at 12:28:26PM +0200, Artem Savkov wrote:
> If enable_trace_kprobe fails to enable the probe in enable_k(ret)probe
> it returns an error, but does not unset the tp flags it set previosly.
"previously"
> @@ -424,6 +423,16 @@ enable_trace_kprobe(struct trace_kprobe *tk, struct trace_event_file *file)
> else
> ret = enable_kprobe(&tk->rp.kp);
> }
> +
> + if (ret) {
> + if (file) {
> + list_del(&link->list);
Should this be list_del_rcu(), since it was added to the list with
list_add_tail_rcu()?
--
Josh
next prev parent reply other threads:[~2018-07-25 13:56 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-25 10:28 [PATCH] kprobes: fix trace_probe flags in enable_trace_kprobe Artem Savkov
2018-07-25 13:21 ` Steven Rostedt
2018-07-25 15:35 ` Masami Hiramatsu
2018-07-25 13:56 ` Josh Poimboeuf [this message]
2018-07-25 14:05 ` Steven Rostedt
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