linux-kernel - Re: [patch 18/24] x86/speculation: Avoid __switch_to

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Message-ID: <20181122074456.GF41788@gmail.com>
Date:   Thu, 22 Nov 2018 08:44:56 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Tim Chen <tim.c.chen@...ux.intel.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>, x86@...nel.org,
        Peter Zijlstra <peterz@...radead.org>,
        Andy Lutomirski <luto@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Jiri Kosina <jkosina@...e.cz>,
        Tom Lendacky <thomas.lendacky@....com>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Andrea Arcangeli <aarcange@...hat.com>,
        David Woodhouse <dwmw@...zon.co.uk>,
        Andi Kleen <ak@...ux.intel.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Casey Schaufler <casey.schaufler@...el.com>,
        Asit Mallick <asit.k.mallick@...el.com>,
        Arjan van de Ven <arjan@...ux.intel.com>,
        Jon Masters <jcm@...hat.com>,
        Waiman Long <longman9394@...il.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Dave Stewart <david.c.stewart@...el.com>,
        Kees Cook <keescook@...omium.org>
Subject: Re: [patch 18/24] x86/speculation: Avoid __switch_to_xtra() calls


* Tim Chen <tim.c.chen@...ux.intel.com> wrote:

> On 11/21/2018 12:14 PM, Thomas Gleixner wrote:
> 
> > +	 * Avoid __switch_to_xtra() invocation when conditional stpib is
> 
> s/stpib/stibp

and:

  s/stibp/STIBP

to make it consistent throughout the patchset.

Thanks,

	Ingo