From: Paolo Bonzini <pbonzini@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: Paul Mackerras <paulus@samba.org>,
"kvm@vger.kernel.org mailing list" <kvm@vger.kernel.org>,
kvm-ppc@vger.kernel.org, Gleb Natapov <gleb@redhat.com>
Subject: Re: [PATCH] KVM: PPC: Book3S HV: Fix typo in saving DSCR
Date: Mon, 07 Oct 2013 12:07:58 +0000 [thread overview]
Message-ID: <5252A41E.6040301@redhat.com> (raw)
In-Reply-To: <06BCFA94-02B3-4123-B292-DC821277002F@suse.de>
Il 04/10/2013 15:10, Alexander Graf ha scritto:
>
> On 21.09.2013, at 01:53, Paul Mackerras wrote:
>
>> This fixes a typo in the code that saves the guest DSCR (Data Stream
>> Control Register) into the kvm_vcpu_arch struct on guest exit. The
>> effect of the typo was that the DSCR value was saved in the wrong place,
>> so changes to the DSCR by the guest didn't persist across guest exit
>> and entry, and some host kernel memory got corrupted.
>>
>> Cc: stable@vger.kernel.org [v3.1+]
>> Signed-off-by: Paul Mackerras <paulus@samba.org>
>
> Acked-by: Alexander Graf <agraf@suse.de>
>
> Gleb, Paolo, can you please queue this directly?
Sure. I'll wait for feedback on the other patch though.
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: Paul Mackerras <paulus@samba.org>,
"kvm@vger.kernel.org mailing list" <kvm@vger.kernel.org>,
kvm-ppc@vger.kernel.org, Gleb Natapov <gleb@redhat.com>
Subject: Re: [PATCH] KVM: PPC: Book3S HV: Fix typo in saving DSCR
Date: Mon, 07 Oct 2013 14:07:58 +0200 [thread overview]
Message-ID: <5252A41E.6040301@redhat.com> (raw)
In-Reply-To: <06BCFA94-02B3-4123-B292-DC821277002F@suse.de>
Il 04/10/2013 15:10, Alexander Graf ha scritto:
>
> On 21.09.2013, at 01:53, Paul Mackerras wrote:
>
>> This fixes a typo in the code that saves the guest DSCR (Data Stream
>> Control Register) into the kvm_vcpu_arch struct on guest exit. The
>> effect of the typo was that the DSCR value was saved in the wrong place,
>> so changes to the DSCR by the guest didn't persist across guest exit
>> and entry, and some host kernel memory got corrupted.
>>
>> Cc: stable@vger.kernel.org [v3.1+]
>> Signed-off-by: Paul Mackerras <paulus@samba.org>
>
> Acked-by: Alexander Graf <agraf@suse.de>
>
> Gleb, Paolo, can you please queue this directly?
Sure. I'll wait for feedback on the other patch though.
Paolo
next prev parent reply other threads:[~2013-10-07 12:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-20 23:53 [PATCH] KVM: PPC: Book3S HV: Fix typo in saving DSCR Paul Mackerras
2013-09-20 23:53 ` Paul Mackerras
2013-10-04 13:10 ` Alexander Graf
2013-10-04 13:10 ` Alexander Graf
2013-10-07 12:07 ` Paolo Bonzini [this message]
2013-10-07 12:07 ` Paolo Bonzini
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