linux-kernel - Re: [Xen-devel] [PATCH] x86/xen: zero MSR_IA32_SPEC

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Message-ID: <20180411115350.lvx5yaevoq6arwg3@gmail.com>
Date:   Wed, 11 Apr 2018 13:53:50 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Jan Beulich <JBeulich@...e.com>
Cc:     tglx@...utronix.de, mingo@...hat.com,
        Juergen Gross <jgross@...e.com>, hpa@...or.com,
        xen-devel@...ts.xenproject.org, boris.ostrovsky@...cle.com,
        x86@...nel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [Xen-devel] [PATCH] x86/xen: zero MSR_IA32_SPEC_CTRL before
 suspend


* Jan Beulich <JBeulich@...e.com> wrote:

> Additionally, x86 maintainers: is there a particular reason this (or
> any functionally equivalent patch) isn't upstream yet? As indicated
> before, I had not been able to find any discussion, and hence I
> see no reason why this is a patch we effectively carry privately in
> our distro branches (and likely other distros do so too).

The patch was merged 6 weeks ago and is now upstream:

  71c208dd54ab: x86/xen: Zero MSR_IA32_SPEC_CTRL before suspend

Thanks,

	Ingo