linux-kernel - Re: [BUG] ptraced process waiting on syscall may return kernel internal errnos

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Message-ID: <alpine.LFD.0.98.0706070852390.4205@woody.linux-foundation.org>
Date:	Thu, 7 Jun 2007 08:54:33 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Satoru Takeuchi <takeuchi_satoru@...fujitsu.com>
cc:	Roland McGrath <roland@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Oleg Nesterov <oleg@...sign.ru>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: Re: [BUG] ptraced process waiting on syscall may return kernel
 internal errnos



On Thu, 7 Jun 2007, Satoru Takeuchi wrote:
> 
> I tested your patch and my problem didn't occur again, so it seems to my
> this case at least.

Ok. I applied Roland's slightly bigger patch instead, since Ben and Paul
pointed out that some kernel threads depend on dequeue_signal clearing the 
bit. You might want to test that one too (or just get current git), just 
in case there are any differences in behaviour (not bloody likely, but 
still..)

Thanks,

		Linus
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