Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765655AbYCTAAr (ORCPT ); Wed, 19 Mar 2008 20:00:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1162272AbYCSWrA (ORCPT ); Wed, 19 Mar 2008 18:47:00 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:58679 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1162267AbYCSWq7 (ORCPT ); Wed, 19 Mar 2008 18:46:59 -0400 Subject: Re: preempt_disable() question From: Peter Zijlstra To: Rick Brown Cc: Linux Kernel In-Reply-To: <7783925d0803181914n16b0a221l179cc350bc2f3f89@mail.gmail.com> References: <7783925d0803181914n16b0a221l179cc350bc2f3f89@mail.gmail.com> Content-Type: text/plain Date: Wed, 19 Mar 2008 23:46:52 +0100 Message-Id: <1205966812.6437.38.camel@lappy> Mime-Version: 1.0 X-Mailer: Evolution 2.22.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 499 Lines: 15 On Wed, 2008-03-19 at 07:44 +0530, Rick Brown wrote: > Hi, > > I've asked this on kernel newbies before, but not enough responses. > > Does preempt_disable() disable preemption on all the processors, or > just the local processor? Just the local one -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/