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Re: [Xen-devel] [PATCH] xen 3.3 unstable: xend segfaults on amd64 when s
| To: | Juergen Keil <jk@xxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] xen 3.3 unstable: xend segfaults on amd64 when starting a hvm domain |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Wed, 21 May 2008 16:50:19 +0100 |
| Delivery-date: | Wed, 21 May 2008 08:50:59 -0700 |
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| Thread-index: | Aci7Wl6unRZL+CdNEd2nzwAX8io7RQ== |
| Thread-topic: | [Xen-devel] [PATCH] xen 3.3 unstable: xend segfaults on amd64 when starting a hvm domain |
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On 21/5/08 16:32, "Juergen Keil" <jk@xxxxxxxx> wrote: > Anyway. Problem with the current code is that it is broken for > amd64 / x86_64. When compiling cpuid() for 64-bit x86 code, we have > to save and restore all 64-bits of the %rbx register; the current > asm() statement saves/restores the lower 32-bits only, thashing the > top 32-bits. > > Due to this bug, xen-3.3 unstable xend is segfaulting in a 64-bit > opensolaris dom0. Thanks for the fix. That was my own stupid mistake! -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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