From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752780AbcDFSEo (ORCPT ); Wed, 6 Apr 2016 14:04:44 -0400 Received: from casper.infradead.org ([85.118.1.10]:41893 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751722AbcDFSEn (ORCPT ); Wed, 6 Apr 2016 14:04:43 -0400 Date: Wed, 6 Apr 2016 20:04:31 +0200 From: Peter Zijlstra To: Juergen Gross Cc: linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, boris.ostrovsky@oracle.com, david.vrabel@citrix.com, mingo@redhat.com, Douglas_Warzecha@dell.com, pali.rohar@gmail.com, jdelvare@suse.com, linux@roeck-us.net, tglx@linutronix.de, hpa@zytor.com, jeremy@goop.org, chrisw@sous-sol.org, akataria@vmware.com, rusty@rustcorp.com.au, virtualization@lists.linux-foundation.org, x86@kernel.org Subject: Re: [PATCH v5 3/6] smp: add function to execute a function synchronously on a cpu Message-ID: <20160406180431.GS3448@twins.programming.kicks-ass.net> References: <1459952266-3687-1-git-send-email-jgross@suse.com> <1459952266-3687-4-git-send-email-jgross@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1459952266-3687-4-git-send-email-jgross@suse.com> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 06, 2016 at 04:17:43PM +0200, Juergen Gross wrote: > On some hardware models (e.g. Dell Studio 1555 laptop) some hardware > related functions (e.g. SMIs) are to be executed on physical cpu 0 > only. Instead of open coding such a functionality multiple times in > the kernel add a service function for this purpose. This will enable > the possibility to take special measures in virtualized environments > like Xen, too. > > Signed-off-by: Juergen Gross Thanks! Acked-by: Peter Zijlstra (Intel)