From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752999Ab2BVPLu (ORCPT ); Wed, 22 Feb 2012 10:11:50 -0500 Received: from merlin.infradead.org ([205.233.59.134]:60004 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751900Ab2BVPLs convert rfc822-to-8bit (ORCPT ); Wed, 22 Feb 2012 10:11:48 -0500 Message-ID: <1329923493.24994.19.camel@twins> Subject: Re: [PATCH 00/10] jump label: introduce very_[un]likely + cleanups + docs From: Peter Zijlstra To: Ingo Molnar Cc: Steven Rostedt , "H. Peter Anvin" , Jason Baron , mathieu.desnoyers@efficios.com, davem@davemloft.net, ddaney.cavm@gmail.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, Linus Torvalds Date: Wed, 22 Feb 2012 16:11:33 +0100 In-Reply-To: <20120222145614.GA2491@elte.hu> References: <20120222065016.GA16923@elte.hu> <4F44934B.2000808@zytor.com> <20120222072538.GA17291@elte.hu> <4F449ACF.3040807@zytor.com> <20120222074839.GA24890@elte.hu> <20120222080659.GA25318@elte.hu> <1329916920.25686.79.camel@gandalf.stny.rr.com> <20120222133404.GA14085@elte.hu> <1329918881.25686.92.camel@gandalf.stny.rr.com> <20120222145614.GA2491@elte.hu> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2012-02-22 at 15:56 +0100, Ingo Molnar wrote: > > Again, maybe we need a "very_unlikely()" for the tracing case, > > ... and that's the usecase for the scheduler, for events and for > networking. I.e. all current usecases in the kernel The scheduler also really wants the very_likely() variant. We have less use for the unbiased one though.