linux-kernel - Re: [PATCH 4/4] kvm, vmx: remove manually coded vmx instructions

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Message-ID: <20181026143052.GA20425@linux.intel.com>
Date:   Fri, 26 Oct 2018 07:30:53 -0700
From:   Sean Christopherson <sean.j.christopherson@...el.com>
To:     "Stecklina, Julian" <jsteckli@...zon.de>
Cc:     "digitaleric@...gle.com" <digitaleric@...gle.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "js@...en8.de" <js@...en8.de>,
        "pbonzini@...hat.com" <pbonzini@...hat.com>
Subject: Re: [PATCH 4/4] kvm, vmx: remove manually coded vmx instructions

On Fri, Oct 26, 2018 at 10:46:27AM +0000, Stecklina, Julian wrote:
> On Wed, 2018-10-24 at 10:44 -0700, Eric Northup wrote:
> > This loses the exception handling from __ex* ->
> > ____kvm_handle_fault_on_reboot.
> > 
> > If deliberate, this should be called out in changelog.  Has the race
> > which commit 4ecac3fd fixed been mitigated otherwise?
> 
> No, this was not deliberate. Will fix.

This is already in kvm/next as commit 4b1e54786e48 ("KVM/x86: Use
assembly instruction mnemonics instead of .byte streams"), this patch
can be dropped.