From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752179Ab3KONkf (ORCPT ); Fri, 15 Nov 2013 08:40:35 -0500 Received: from dkim2.fusionio.com ([66.114.96.54]:48952 "EHLO dkim2.fusionio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751252Ab3KONk0 convert rfc822-to-8bit (ORCPT ); Fri, 15 Nov 2013 08:40:26 -0500 X-ASG-Debug-ID: 1384522825-0421b57ae5ecea0001-xx1T2L X-Barracuda-Envelope-From: clmason@fusionio.com Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT To: Heiko Carstens From: Chris Mason In-Reply-To: <20131115122131.3802.25439@localhost.localdomain> CC: Linus Torvalds , , lkml , Dulshani Gunawardhana , Gleb Natapov , Paolo Bonzini , Mark Brown References: <20131114171952.3802.93244@localhost.localdomain> <20131115113216.GA7777@osiris> <20131115122131.3802.25439@localhost.localdomain> Message-ID: <20131115134019.3802.51473@localhost.localdomain> User-Agent: alot/0.3.4 Subject: Re: [GIT PULL] Btrfs Date: Fri, 15 Nov 2013 08:40:19 -0500 X-ASG-Orig-Subj: Re: [GIT PULL] Btrfs X-Originating-IP: [10.101.1.160] X-Barracuda-Connect: cas1.int.fusionio.com[10.101.1.40] X-Barracuda-Start-Time: 1384522825 X-Barracuda-Encrypted: AES128-SHA X-Barracuda-URL: http://10.101.1.181:8000/cgi-mod/mark.cgi X-Barracuda-BRTS-Status: 1 X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.142337 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Chris Mason (2013-11-15 07:21:31) > Quoting Heiko Carstens (2013-11-15 06:32:16) > > On Thu, Nov 14, 2013 at 12:19:52PM -0500, Chris Mason wrote: > > > Hi Linus, > > > > > > Please pull my for-linus branch: > > > > > > git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus > > > > > > This is our usual merge window set of bug fixes, performance > > > improvements and cleanups. Miao Xie has some really nice optimizations > > > for writeback. > > > > > > Josef also expanded our sanity checks quite a bit; these make up a big > > > chunk of the new lines. > > > > Hmm.. b19e68439375 "btrfs: Remove redundant local zero structure" seems to > > use the empty_zero_page incorrectly and causes this compile warning on s390: > > > > CC fs/btrfs/ioctl.o > > fs/btrfs/ioctl.c: In function 'btrfs_is_empty_uuid': > > fs/btrfs/ioctl.c:372:2: warning: passing argument 2 of 'memcmp' makes pointer from > > integer without a cast [enabled by default] > > return !memcmp(uuid, empty_zero_page, BTRFS_UUID_SIZE); > > ^ > > > > In fact there seem to be two more incorrect usages in the kernel. The patch > > below is not really tested. > > Thanks Heiko, > > I'll make a new pull with the btrfs part of this. Or something slightly different ;) BUG: unable to handle kernel paging request at 0000000001ba6000 IP: [] memcmp+0xf/0x22 -chris