From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: MIME-Version: 1.0 In-Reply-To: <201105210053.51314.toralf.foerster@gmx.de> References: <201105191526.31904.toralf.foerster@gmx.de> <1305907458.1465.23.camel@gandalf.stny.rr.com> <1305907896.1465.27.camel@gandalf.stny.rr.com> <201105210053.51314.toralf.foerster@gmx.de> Date: Sat, 21 May 2011 12:12:27 +0200 Message-ID: From: richard -rw- weinberger Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Sender: linux-kernel-owner@vger.kernel.org Subject: Re: kernel 2.6.39 (user mode linux) crashes (2.6.38 works fine) To: =?ISO-8859-1?Q?Toralf_F=F6rster?= Cc: Steven Rostedt , Darren Hart , LKML , user-mode-linux-devel@lists.sourceforge.net, Thomas Gleixner , Peter Zijlstra List-ID: 2011/5/21 Toralf F=F6rster : > Bisecting gave : > > > git bisect badd123375425d7df4b6081a631fc1203fceafa59b2 is the first b= ad commit > commit d123375425d7df4b6081a631fc1203fceafa59b2 > Author: Thomas Gleixner > Date: =A0 Wed Jan 26 21:32:01 2011 +0100 > > =A0 =A0rwsem: Remove redundant asmregparm annotation > > =A0 =A0Peter Zijlstra pointed out, that the only user of asmregparm (= x86) is > =A0 =A0compiling the kernel already with -mregparm=3D3. So the annota= tion of > =A0 =A0the rwsem functions is redundant. Remove it. Ok, this bisect makes much more sense. Thomas, Peter, please revert d123375425d7df4b6081a631fc1203fceafa59b2. We cannot compile UML with -mregparm=3D3 it would cause a lot of troubl= e. It would break 32bit UML on 64bit and also on older 32bit systems like = RHEL5. --=20 Thanks, //richard -- 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/