linux-kernel - Re: [PATCH] ptrace: don't take tasklist to get/set ->last

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Message-Id: <20090528193113.4825EFC2BD@magilla.sf.frob.com>
Date:	Thu, 28 May 2009 12:31:13 -0700 (PDT)
From:	Roland McGrath <roland@...hat.com>
To:	Oleg Nesterov <oleg@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ptrace: don't take tasklist to get/set ->last_siginfo

Acked-by: Roland McGrath <roland@...hat.com>

> Change ptrace_getsiginfo/ptrace_setsiginfo to use lock_task_sighand()
> without tasklist_lock. Perhaps it makes sense to make a singler helper
> with "bool rw" argument.

Let's not bother now since we will change this more later anyway.


Thanks,
Roland
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