linux-kernel - Re: [PATCH 1/5] signal(x86_32): Improve the signal stack overflow check

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Message-Id: <20080220000430.684DC2700F5@magilla.localdomain>
Date:	Tue, 19 Feb 2008 16:04:30 -0800 (PST)
From:	Roland McGrath <roland@...hat.com>
To:	Paul Mackerras <paulus@...ba.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Shi Weihua <shiwh@...fujitsu.com>,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, torvalds@...ux-foundation.org
Subject: Re: [PATCH 1/5] signal(x86_32): Improve the signal stack overflow
	check

> These patches change the behaviour of programs that longjmp out of a
> signal handler on an alternate stack, don't they?

No, they don't.  Shi Weihua's original patch had that problem.


Thanks,
Roland
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