From: Ingo Molnar <mingo@elte.hu>
To: Roland McGrath <roland@redhat.com>
Cc: Shi Weihua <shiwh@cn.fujitsu.com>,
linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH 1/3] signal(i386): alternative signal stack wraparound occurs
Date: Tue, 4 Dec 2007 22:57:17 +0100 [thread overview]
Message-ID: <20071204215716.GA16446@elte.hu> (raw)
In-Reply-To: <20071204215251.60C6326F8D9@magilla.localdomain>
* Roland McGrath <roland@redhat.com> wrote:
> > > Thank you for your detailed explanation and patch. I tested your
> > > patch, unfortunately it can not stop all kinds of overflow.
> > [...]
> > > So, the patch I posted is still needed
> >
> > thanks, i've picked up your fix for x86.git, for 2.6.25 merging.
>
> I just explained that not all overflows would be caught and that doing
> so would violate the semantics of e.g. longjmp. I don't see how the
> patch you've included now doesn't still have all those problems. I
> think it's wrong.
ok, i've dropped it and reinstated your original fix - i missed that
detail.
Ingo
next prev parent reply other threads:[~2007-12-04 21:57 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <474CF7D5.6010702@cn.fujitsu.com>
2007-11-28 6:07 ` Fw: Re: [PATCH 1/3] signal(i386): alternative signal stack wraparound occurs Shi Weihua
2007-12-04 13:02 ` Ingo Molnar
2007-12-04 21:52 ` Roland McGrath
2007-12-04 21:57 ` Ingo Molnar [this message]
2007-12-05 5:22 ` Shi Weihua
2007-12-05 5:36 ` Roland McGrath
[not found] <20071126143317.dd884128.akpm@linux-foundation.org>
[not found] ` <20071126230242.GA9623@elte.hu>
2007-11-27 3:02 ` Fw: " Roland McGrath
2007-11-27 22:57 ` Arjan van de Ven
2007-10-04 13:08 Mikael Pettersson
2007-10-05 0:55 ` Shi Weihua
-- strict thread matches above, loose matches on Subject: below --
2007-10-03 13:46 Mikael Pettersson
2007-10-03 14:25 ` KAMEZAWA Hiroyuki
2007-10-04 11:56 ` Shi Weihua
2007-10-04 12:17 ` KAMEZAWA Hiroyuki
2007-10-04 12:33 ` Shi Weihua
2007-10-04 12:47 ` KAMEZAWA Hiroyuki
2007-10-03 12:20 Mikael Pettersson
2007-10-03 12:40 ` KAMEZAWA Hiroyuki
2007-10-03 13:20 ` KAMEZAWA Hiroyuki
2007-10-04 11:02 ` Shi Weihua
2007-10-03 8:06 Shi Weihua
2007-11-19 2:15 ` Shi Weihua
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