linux-kernel - Re: [PATCH] trace-cmd: Plug startup race between flush

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Message-ID: <1287160439.23682.67.camel@gandalf.stny.rr.com>
Date:	Fri, 15 Oct 2010 12:33:59 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Jan Kiszka <jan.kiszka@...mens.com>
Cc:	Steven Rostedt <srostedt@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-trace-users@...r.kernel.org
Subject: Re: [PATCH] trace-cmd: Plug startup race between flush_threads and
 recorders

On Fri, 2010-10-15 at 13:50 +0200, Jan Kiszka wrote:
> As the SIGUSR1 handler is so far registered after forking the recorder
> child, there is a small race window where a flush sent by the main
> process can actually kill the child. Plug this by registering the signal
> handlers before the fork. This also allows to unify SIGINT registration.
> 
> Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>

Applied, Thanks!

-- Steve


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