From: Jan Kiszka <jan.kiszka@siemens.com>
To: Avi Kivity <avi@redhat.com>
Cc: Sheng Yang <sheng@linux.intel.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
Anthony Liguori <anthony@codemonkey.ws>,
kvm@vger.kernel.org, qemu-devel@nongnu.org,
Dexuan Cui <dexuan.cui@intel.com>
Subject: Re: [PATCH v5] KVM: VMX: Enable XSAVE/XRSTORE for guest
Date: Wed, 26 May 2010 12:52:02 +0200 [thread overview]
Message-ID: <4BFCFD52.7020601@siemens.com> (raw)
In-Reply-To: <4BFCEFC4.5080800@redhat.com>
Avi Kivity wrote:
> On 05/26/2010 12:19 PM, Sheng Yang wrote:
>> I've done a prototype of LM support, would send out tomorrow. But the
>> test
>> case in QEmu side seems got something wrong. I always got an segfault at:
>> qemu-kvm/hw/fw_cfg.c:223
>> 223 s->entries[arch][key].data = data;
>>
>> Haven't looked into it yet. But maybe someone knows the reason...
>>
>
> I saw this too, then it disappeared, can't remember why. Perhaps a
> clean build is needed?
qemu-kvm apparently lacks upstream commit
a71cd2a523f9b35ffeba8de3c536e494e255e6ea which should resolve at least
some of those mysterious crashes.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
WARNING: multiple messages have this Message-ID (diff)
From: Jan Kiszka <jan.kiszka@siemens.com>
To: Avi Kivity <avi@redhat.com>
Cc: kvm@vger.kernel.org, Dexuan Cui <dexuan.cui@intel.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
qemu-devel@nongnu.org, Sheng Yang <sheng@linux.intel.com>
Subject: [Qemu-devel] Re: [PATCH v5] KVM: VMX: Enable XSAVE/XRSTORE for guest
Date: Wed, 26 May 2010 12:52:02 +0200 [thread overview]
Message-ID: <4BFCFD52.7020601@siemens.com> (raw)
In-Reply-To: <4BFCEFC4.5080800@redhat.com>
Avi Kivity wrote:
> On 05/26/2010 12:19 PM, Sheng Yang wrote:
>> I've done a prototype of LM support, would send out tomorrow. But the
>> test
>> case in QEmu side seems got something wrong. I always got an segfault at:
>> qemu-kvm/hw/fw_cfg.c:223
>> 223 s->entries[arch][key].data = data;
>>
>> Haven't looked into it yet. But maybe someone knows the reason...
>>
>
> I saw this too, then it disappeared, can't remember why. Perhaps a
> clean build is needed?
qemu-kvm apparently lacks upstream commit
a71cd2a523f9b35ffeba8de3c536e494e255e6ea which should resolve at least
some of those mysterious crashes.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2010-05-26 10:52 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-26 9:19 [PATCH v5] KVM: VMX: Enable XSAVE/XRSTORE for guest Sheng Yang
2010-05-26 9:19 ` [Qemu-devel] " Sheng Yang
2010-05-26 9:54 ` Avi Kivity
2010-05-26 9:54 ` [Qemu-devel] " Avi Kivity
2010-05-26 10:52 ` Jan Kiszka [this message]
2010-05-26 10:52 ` Jan Kiszka
2010-05-26 11:24 ` Avi Kivity
2010-05-26 11:24 ` [Qemu-devel] " Avi Kivity
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