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Date: Wed, 21 Nov 2018 17:23:43 -0800 From: Tim Chen <tim.c.chen@...ux.intel.com> To: Thomas Gleixner <tglx@...utronix.de>, LKML <linux-kernel@...r.kernel.org> Cc: 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 On 11/21/2018 12:14 PM, Thomas Gleixner wrote: > + * Avoid __switch_to_xtra() invocation when conditional stpib is s/stpib/stibp Tim
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