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From: Steven Rostedt <rostedt@goodmis.org>
To: 王贇 <yun.wang@linux.alibaba.com>
Cc: Ingo Molnar <mingo@redhat.com>, open list <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH] trace: prevent preemption in perf_ftrace_function_call()
Date: Thu, 23 Sep 2021 23:27:22 -0400	[thread overview]
Message-ID: <20210923232722.4fc6f3fe@oasis.local.home> (raw)
In-Reply-To: <20210923232619.50103473@oasis.local.home>

On Thu, 23 Sep 2021 23:26:19 -0400
Steven Rostedt <rostedt@goodmis.org> wrote:

> If it can be scheduled, then RCU is definitely watching ;-)

In other words. Nothing ever gets scheduled into a location that RCU is
not watching.

-- Steve

  reply	other threads:[~2021-09-24  3:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-23  3:42 [RFC PATCH] trace: prevent preemption in perf_ftrace_function_call() 王贇
2021-09-23  8:57 ` 王贇
2021-09-23 13:33 ` Steven Rostedt
2021-09-24  2:08   ` 王贇
2021-09-24  3:26     ` Steven Rostedt
2021-09-24  3:27       ` Steven Rostedt [this message]
2021-09-24  3:36       ` 王贇
2021-09-24  4:38 ` [PATCH v2] " 王贇

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