From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Raspl Subject: Re: Re: [PATCH] Fix Null pointer Exception Date: Wed, 24 Sep 2008 15:17:37 +0200 Message-ID: <48DA3DF1.6060403@linux.vnet.ibm.com> References: <48C5478B.2040401@linux.vnet.ibm.com> <20080908172153.05268f6d.akpm@linux-foundation.org> <20080923165628.GI5288@agk.fab.redhat.com> Reply-To: raspl@linux.vnet.ibm.com, device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20080923165628.GI5288@agk.fab.redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: raspl@linux.vnet.ibm.com, Jens Axboe , Andrew Morton , dm-devel@redhat.com, heiko.carstens@de.ibm.com, schwidefsky@de.ibm.com, Neil List-Id: dm-devel.ids Alasdair G Kergon wrote: > Have you had chance to look at old kernel versions to see in which > commit this was introduced? The next best thing I can come up with is that it has been around in 2.6.9 already. But I believe the DASD driver did the NULL thing to its internal queue also back then, still. Ciao, Stefan --=20 Linux on System z IBM Deutschland Research & Development GmbH Vorsitzender des Aufsichtsrats: Martin Jetter Gesch=E4ftsf=FChrer: Erich Baier Sitz der Gesellschaft: B=F6blingen Registergericht: Amtsgericht Stuttgart, HRB 243294