From: Matt Chapman <matthewc@cse.unsw.edu.au>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] sigaltstack and RBS
Date: Sun, 09 Feb 2003 05:47:11 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590709805826@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590709805824@msgid-missing>
On Sat, Feb 08, 2003 at 09:27:54PM -0800, David Mosberger wrote:
>
> It sounds like you're using an old kernel.
Sorry, I should have given more information. I'm using 2.5.59-ia64-030124.
> I don't recall exactly
> when this was fixed, but recent kernels will put the dirty partition
> on the _new_ stack, not the old one.
>
> You can check gate.S:ia64_sigtramp(). If it branches to "setup_rbs"
> _before_ the first "alloc" instruction, you should be fine.
Yes, it does. Hmm, the faults I'm getting are at ia64_sigtramp (exactly).
The first instruction (add r2@,r12) doesn't look like it could possibly
be the cause, so I presume it is the RFI that is forcing a frame to be
loaded (?).
Matt
next prev parent reply other threads:[~2003-02-09 5:47 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-09 5:19 [Linux-ia64] sigaltstack and RBS Matt Chapman
2003-02-09 5:27 ` David Mosberger
2003-02-09 5:47 ` Matt Chapman [this message]
2003-02-09 7:58 ` Matt Chapman
2003-02-09 8:48 ` David Mosberger
2003-02-09 10:55 ` Matt Chapman
2003-02-09 18:22 ` David Mosberger
2003-02-11 3:06 ` David Mosberger
2003-02-11 7:26 ` Matt Chapman
2003-02-11 19:11 ` David Mosberger
2003-03-07 23:35 ` Bjorn Helgaas
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