From: Borislav Petkov <bp@alien8.de>
To: Wanpeng Li <kernellwp@gmail.com>
Cc: LKML <linux-kernel@vger.kernel.org>, kvm <kvm@vger.kernel.org>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Radim Krčmář" <rkrcmar@redhat.com>
Subject: Re: [PATCH] KVM: X86: Allow userspace to define the microcode version
Date: Mon, 26 Feb 2018 12:30:00 +0100 [thread overview]
Message-ID: <20180226113000.GC4377@pd.tnic> (raw)
In-Reply-To: <CANRm+Cxw2-8Cf+6cg_yZC+SD66uNA5RO+ZaoHHmkpHLzjCih=A@mail.gmail.com>
On Mon, Feb 26, 2018 at 07:25:28PM +0800, Wanpeng Li wrote:
> Both are the same values set by kvm userspace.
This still doesn't answer my question what "the non-sensical value which
is written by the guest will not reflect to guest-visible microcode
revision" means?
> This is correct. The link explains why the userspace sets microcode
> revision is still needed.
Why is it still needed?
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
next prev parent reply other threads:[~2018-02-26 11:30 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-26 7:23 [PATCH] KVM: X86: Allow userspace to define the microcode version Wanpeng Li
2018-02-26 9:41 ` Borislav Petkov
2018-02-26 10:06 ` Wanpeng Li
2018-02-26 10:49 ` Borislav Petkov
2018-02-26 11:02 ` Wanpeng Li
2018-02-26 11:16 ` Borislav Petkov
2018-02-26 11:25 ` Wanpeng Li
2018-02-26 11:30 ` Borislav Petkov [this message]
2018-02-26 11:37 ` Wanpeng Li
2018-02-26 11:44 ` Borislav Petkov
2018-02-26 11:52 ` Wanpeng Li
2018-02-26 11:54 ` Paolo Bonzini
2018-02-26 12:15 ` Borislav Petkov
2018-02-26 12:16 ` Paolo Bonzini
2018-02-26 12:18 ` Paolo Bonzini
2018-02-26 12:22 ` Borislav Petkov
2018-02-26 12:41 ` Paolo Bonzini
2018-02-26 13:05 ` Borislav Petkov
2018-02-26 14:39 ` Konrad Rzeszutek Wilk
2018-02-26 14:46 ` Paolo Bonzini
2018-02-26 19:37 ` Borislav Petkov
2018-02-26 20:51 ` Konrad Rzeszutek Wilk
2018-02-26 21:30 ` Konrad Rzeszutek Wilk
2018-02-27 8:33 ` Paolo Bonzini
2018-03-08 9:24 ` [tip:x86/pti] x86/spectre_v2: Don't check microcode versions when running under hypervisors tip-bot for Konrad Rzeszutek Wilk
2018-04-17 10:40 ` [PATCH] KVM: X86: Allow userspace to define the microcode version Wanpeng Li
2018-04-17 20:24 ` Eduardo Habkost
2018-04-18 3:24 ` Wanpeng Li
2018-04-18 9:03 ` Eduardo Habkost
2018-04-18 10:36 ` Paolo Bonzini
2018-04-23 12:58 ` Borislav Petkov
2018-04-23 13:08 ` Eduardo Habkost
2018-04-23 13:23 ` Borislav Petkov
2018-04-23 16:03 ` Paolo Bonzini
2018-04-24 2:59 ` Wanpeng Li
2018-04-24 3:14 ` Konrad Rzeszutek Wilk
2018-04-24 5:09 ` Paolo Bonzini
2018-04-24 13:44 ` Konrad Rzeszutek Wilk
2018-04-24 2:56 ` Wanpeng Li
2018-02-26 11:47 ` Paolo Bonzini
2018-02-26 12:20 ` Borislav Petkov
2018-02-26 9:26 Liran Alon
2018-02-26 10:08 ` Wanpeng Li
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