Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932555AbVL1Xym (ORCPT ); Wed, 28 Dec 2005 18:54:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932556AbVL1Xym (ORCPT ); Wed, 28 Dec 2005 18:54:42 -0500 Received: from viper.oldcity.dca.net ([216.158.38.4]:49594 "HELO viper.oldcity.dca.net") by vger.kernel.org with SMTP id S932555AbVL1Xyl (ORCPT ); Wed, 28 Dec 2005 18:54:41 -0500 Subject: Re: 2.6.15-rc5: latency regression vs 2.6.14 in exit_mmap->free_pgtables From: Lee Revell To: Hugh Dickins Cc: linux-kernel , Ingo Molnar , Linus Torvalds In-Reply-To: References: <1135726300.22744.25.camel@mindpipe> Content-Type: text/plain Date: Wed, 28 Dec 2005 19:00:18 -0500 Message-Id: <1135814419.7680.13.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.4.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 637 Lines: 21 On Wed, 2005-12-28 at 22:59 +0000, Hugh Dickins wrote: > I wish you'd found it at -rc1 time. Unfortunately this is the kind of thing that only could have been found with Ingo's latency tracer, and the -rt patch set was not rebased to 2.6.15 until -rc5. I'm not sure how much work it would be to break out CONFIG_LATENCY_TRACE as a separate patch. Thanks for the patch, I'll try it. Lee - 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/