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From: Richard Henderson <rth@twiddle.net>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: sur5r@sur5r.net, Michael Tokarev <mjt@tls.msk.ru>,
	qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] qemu-x86_64 on i386 host: SIGSEGV
Date: Mon, 25 Mar 2013 08:03:31 -0700	[thread overview]
Message-ID: <51506743.5070205@twiddle.net> (raw)
In-Reply-To: <CAFEAcA9xNkcCvjDrOuWPKBa1ay-ur14+-34Gc=Q0+jKCy1PwUQ@mail.gmail.com>

On 03/24/2013 03:59 AM, Peter Maydell wrote:
> PC is FFFFFFFFFF600400 so either we've messed it up already or this
> is just "64 bit address space doesn't fit in a 32 bit one".

This is probably the fallback vdso address.

I've previously sent patches to the list (several times) to add a real
vdso to qemu for x86_64, so that the glibc will do the right thing, but
the patches never got reviewed or applied.

I could revive them if someone commits to reviewing them this time.


r~

  parent reply	other threads:[~2013-03-25 15:03 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-24 10:43 [Qemu-devel] qemu-x86_64 on i386 host: SIGSEGV Michael Tokarev
2013-03-24 10:59 ` Peter Maydell
2013-03-24 13:24   ` Michael Tokarev
2013-03-25 15:03   ` Richard Henderson [this message]
2013-03-25 15:36     ` Laurent Desnogues

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