linux-kernel - Re: [tip:x86/pti] Revert "x86/speculation: Simplify indirect_branch_prediction

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Message-ID: <20180213133807.7tpob7gjil36lja6@gmail.com>
Date:   Tue, 13 Feb 2018 14:38:07 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     torvalds@...ux-foundation.org, dave.hansen@...ux.intel.com,
        bp@...en8.de, tglx@...utronix.de, arjan@...ux.intel.com,
        linux-kernel@...r.kernel.org, dwmw2@...radead.org, hpa@...or.com,
        gregkh@...uxfoundation.org, dan.j.williams@...el.com,
        dwmw@...zon.co.uk, luto@...nel.org, jpoimboe@...hat.com,
        linux-tip-commits@...r.kernel.org,
        Joe Konno <joe.konno@...ux.intel.com>
Subject: Re: [tip:x86/pti] Revert "x86/speculation: Simplify
 indirect_branch_prediction_barrier()"


* Peter Zijlstra <peterz@...radead.org> wrote:

> On Tue, Feb 13, 2018 at 12:28:38PM +0100, Ingo Molnar wrote:
> 
> > Separate would be better, it makes sense and is one problem less to worry about?
> 
> Something like so then?

Yeah, perfect!

> I'm not entirely sure which commit wants to fo in Fixes, I picked the earlier 
> one, but it could equally have been:
> 
> Fixes: f208820a321f ("Revert "x86/speculation: Simplify indirect_branch_prediction_barrier()"")

I'll leave the tag out (in case a rebase has to be done), as these commits are 
close enough to each other and are also in a single backporting block of commits.

Thanks,

	Ingo