From: Paolo Bonzini <pbonzini@redhat.com>
To: Eduardo Habkost <ehabkost@redhat.com>,
qemu-devel@nongnu.org, Richard Henderson <rth@twiddle.net>,
"Michael S . Tsirkin" <mst@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
kvm@vger.kernel.org, Boris Petkov <bp@suse.de>,
Tony Luck <tony.luck@intel.com>,
Andi Kleen <andi.kleen@intel.com>,
rkrcmar@redhat.com, Ashok Raj <ashok.raj@intel.com>
Subject: Re: [PATCH v4 2/3] target-i386: add migration support for Intel LMCE
Date: Fri, 17 Jun 2016 19:26:01 +0200 [thread overview]
Message-ID: <a82d42d2-2edc-0858-06ba-3b2d598889d3@redhat.com> (raw)
In-Reply-To: <20160617172016.GK18662@thinpad.lan.raisama.net>
On 17/06/2016 19:20, Eduardo Habkost wrote:
>> >
>> > What will be the conclusion? Do we still need this check?
>> >
>> > I'm fine to remove this check if we normally didn't make such kind of
>> > checks and require users to avoid configuration mismatch.
>
> I don't know yet if Paolo is convinced that the check is still
> useful. :)
I'm not. :)
> > Does that mean we can automatically enable LMCE for "-cpu host"?
>
> We can automatically enable LMCE for "-cpu host" if and only if
> the host kernel supports LMCE.
Yes, I agree here. It's a start.
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: Eduardo Habkost <ehabkost@redhat.com>,
qemu-devel@nongnu.org, Richard Henderson <rth@twiddle.net>,
"Michael S . Tsirkin" <mst@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
kvm@vger.kernel.org, Boris Petkov <bp@suse.de>,
Tony Luck <tony.luck@intel.com>,
Andi Kleen <andi.kleen@intel.com>,
rkrcmar@redhat.com, Ashok Raj <ashok.raj@intel.com>
Subject: Re: [Qemu-devel] [PATCH v4 2/3] target-i386: add migration support for Intel LMCE
Date: Fri, 17 Jun 2016 19:26:01 +0200 [thread overview]
Message-ID: <a82d42d2-2edc-0858-06ba-3b2d598889d3@redhat.com> (raw)
In-Reply-To: <20160617172016.GK18662@thinpad.lan.raisama.net>
On 17/06/2016 19:20, Eduardo Habkost wrote:
>> >
>> > What will be the conclusion? Do we still need this check?
>> >
>> > I'm fine to remove this check if we normally didn't make such kind of
>> > checks and require users to avoid configuration mismatch.
>
> I don't know yet if Paolo is convinced that the check is still
> useful. :)
I'm not. :)
> > Does that mean we can automatically enable LMCE for "-cpu host"?
>
> We can automatically enable LMCE for "-cpu host" if and only if
> the host kernel supports LMCE.
Yes, I agree here. It's a start.
Paolo
next prev parent reply other threads:[~2016-06-17 17:26 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-16 6:06 [PATCH v4 0/3] Add QEMU support for Intel local MCE Haozhong Zhang
2016-06-16 6:06 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 6:06 ` [PATCH v4 1/3] target-i386: KVM: add basic Intel LMCE support Haozhong Zhang
2016-06-16 6:06 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 9:50 ` Paolo Bonzini
2016-06-16 9:50 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 10:16 ` Haozhong Zhang
2016-06-16 10:16 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 10:23 ` Paolo Bonzini
2016-06-16 10:23 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 10:34 ` Haozhong Zhang
2016-06-16 10:34 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 10:42 ` Paolo Bonzini
2016-06-16 10:42 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 18:05 ` Eduardo Habkost
2016-06-16 18:05 ` [Qemu-devel] " Eduardo Habkost
2016-06-16 18:17 ` Paolo Bonzini
2016-06-16 18:17 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 19:37 ` Eduardo Habkost
2016-06-16 19:37 ` [Qemu-devel] " Eduardo Habkost
2016-06-17 1:26 ` Haozhong Zhang
2016-06-17 1:26 ` [Qemu-devel] " Haozhong Zhang
2016-06-17 16:20 ` Eduardo Habkost
2016-06-17 16:20 ` [Qemu-devel] " Eduardo Habkost
2016-06-20 2:04 ` Haozhong Zhang
2016-06-20 2:04 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 6:06 ` [PATCH v4 2/3] target-i386: add migration support for Intel LMCE Haozhong Zhang
2016-06-16 6:06 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 9:51 ` Paolo Bonzini
2016-06-16 9:51 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 10:29 ` Haozhong Zhang
2016-06-16 10:29 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 10:41 ` Paolo Bonzini
2016-06-16 10:41 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 10:55 ` Haozhong Zhang
2016-06-16 10:55 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 17:36 ` Eduardo Habkost
2016-06-16 17:36 ` [Qemu-devel] " Eduardo Habkost
2016-06-16 17:40 ` Paolo Bonzini
2016-06-16 17:40 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 17:58 ` Eduardo Habkost
2016-06-16 17:58 ` [Qemu-devel] " Eduardo Habkost
2016-06-17 2:01 ` Haozhong Zhang
2016-06-17 2:01 ` [Qemu-devel] " Haozhong Zhang
2016-06-17 17:20 ` Eduardo Habkost
2016-06-17 17:20 ` [Qemu-devel] " Eduardo Habkost
2016-06-17 17:26 ` Paolo Bonzini [this message]
2016-06-17 17:26 ` Paolo Bonzini
2016-06-20 2:11 ` Haozhong Zhang
2016-06-20 2:11 ` [Qemu-devel] " Haozhong Zhang
2016-06-20 6:58 ` Paolo Bonzini
2016-06-20 6:58 ` [Qemu-devel] " Paolo Bonzini
2016-06-20 7:26 ` Haozhong Zhang
2016-06-16 19:53 ` Eduardo Habkost
2016-06-16 19:53 ` [Qemu-devel] " Eduardo Habkost
2016-06-16 6:06 ` [PATCH v4 3/3] i386: publish advised value of MSR_IA32_FEATURE_CONTROL via fw_cfg Haozhong Zhang
2016-06-16 6:06 ` [Qemu-devel] " Haozhong Zhang
2016-06-16 9:52 ` Paolo Bonzini
2016-06-16 9:52 ` [Qemu-devel] " Paolo Bonzini
2016-06-16 11:19 ` Haozhong Zhang
2016-06-16 11:19 ` [Qemu-devel] " Haozhong Zhang
2016-06-17 17:31 ` Laszlo Ersek
2016-06-17 17:31 ` [Qemu-devel] " Laszlo Ersek
2016-06-17 20:21 ` Raj, Ashok
2016-06-17 20:21 ` [Qemu-devel] " Raj, Ashok
2016-06-17 20:48 ` Laszlo Ersek
2016-06-17 20:48 ` [Qemu-devel] " Laszlo Ersek
2016-06-17 20:55 ` Raj, Ashok
2016-06-17 20:55 ` [Qemu-devel] " Raj, Ashok
2016-06-17 21:30 ` Laszlo Ersek
2016-06-17 21:30 ` [Qemu-devel] " Laszlo Ersek
2016-06-20 3:09 ` Haozhong Zhang
2016-06-20 3:09 ` [Qemu-devel] " Haozhong Zhang
2016-06-20 6:56 ` Paolo Bonzini
2016-06-20 6:56 ` [Qemu-devel] " Paolo Bonzini
2016-06-20 7:20 ` Haozhong Zhang
2016-06-20 7:20 ` [Qemu-devel] " Haozhong Zhang
2016-06-22 10:18 ` Haozhong Zhang
2016-06-22 10:18 ` [Qemu-devel] " Haozhong Zhang
2016-06-22 15:51 ` Laszlo Ersek
2016-06-22 15:51 ` [Qemu-devel] " Laszlo Ersek
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