From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762231AbYDSSrj (ORCPT ); Sat, 19 Apr 2008 14:47:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752212AbYDSSrc (ORCPT ); Sat, 19 Apr 2008 14:47:32 -0400 Received: from ug-out-1314.google.com ([66.249.92.174]:59332 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755054AbYDSSrc (ORCPT ); Sat, 19 Apr 2008 14:47:32 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=B7Ug13St72pPLXqx1LyiJ3O6Q6nWHl8pgFthKso55A1WRiPK2zvRfUNw65h6JuTND3tMoX87sjGpBn+gDWuWn/FRJe7QtLcXh4l4gggMeQseKRspodgUzE/E/5cd2lj62DPFTlfK3V+nYEq44M7ykIogl1bBYviAJIw0ZjSkCK0= Message-ID: <3d8471ca0804191147q3af7f01ei86b23b75bd0eb559@mail.gmail.com> Date: Sat, 19 Apr 2008 20:47:21 +0200 From: "Guillaume Chazarain" To: "Ingo Molnar" Subject: Re: [git pull] scheduler changes for v2.6.26 Cc: "Linus Torvalds" , linux-kernel@vger.kernel.org, "Andrew Morton" In-Reply-To: <20080419181304.GB21353@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20080419181304.GB21353@elte.hu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/19/08, Ingo Molnar wrote: > Guillaume Chazarain (1): > sched: fix rq->clock overflows detection with CONFIG_NO_HZ This one should have been dropped (per http://lkml.org/lkml/2008/1/25/413) I don't like rq->clock relying on jiffies, and you already fixed the original manifestation of the problem in: commit 2997c8c4a0b179e8b834a7f30ba4323f2c60ccf4 Author: Ingo Molnar Date: Fri Jan 11 13:35:54 2008 +0100 block: fix blktrace timestamps David Dillow reported broken blktrace timestamps. The reason is cpu_clock() which is not a global time source. Fix bkltrace timestamps by using ktime_get() like the networking code does for packet timestamps. This also removes a whole lot of complexity from bkltrace.c and shrinks the code by 500 bytes: text data bss dec hex filename 2888 124 44 3056 bf0 blktrace.o.before 2390 116 44 2550 9f6 blktrace.o.after Signed-off-by: Ingo Molnar Signed-off-by: Jens Axboe -- Guillaume