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Date: Thu, 14 Oct 2010 22:06:49 -0300
From: Marcelo Tosatti <mtosatti@redhat.com>
Message-ID: <20101015010649.GB32272@amt.cnet>
References: <4CB6C580.1090804@np.css.fujitsu.com>
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Subject: [Qemu-devel] Re: [PATCH 11/11] kvm,
 x86: broadcast mce depending on the cpu version
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To: Jin Dongming <jin.dongming@np.css.fujitsu.com>
Cc: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>, KVM list <kvm@vger.kernel.org>, Dean Nelson <dnelson@redhat.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, Avi Kivity <avi@redhat.com>, Huang Ying <ying.huang@intel.com>

On Thu, Oct 14, 2010 at 05:55:28PM +0900, Jin Dongming wrote:
> There is no reason why SRAO event received by the main thread
> is the only one that being broadcasted.
> 
> According to the x86 ASDM vol.3A 15.10.4.1,
> MCE signal is broadcast on processor version 06H_EH or later.
> 
> This change is required to handle SRAR in the guest.
> 
> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
> Tested-by: Jin Dongming <jin.dongming@np.css.fujitsu.com>
> ---
>  qemu-kvm.c |   63 +++++++++++++++++++++++++++++------------------------------
>  1 files changed, 31 insertions(+), 32 deletions(-)

Why is this necessary? _AO SIGBUS should be sent to all vcpu threads and
main thread.

Please separate bug fixes from cleanups. Very nice, thanks.