From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay2.corp.sgi.com [137.38.102.29]) by oss.sgi.com (Postfix) with ESMTP id 762307CA3 for ; Wed, 27 Apr 2016 15:30:17 -0500 (CDT) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay2.corp.sgi.com (Postfix) with ESMTP id 457DB30404E for ; Wed, 27 Apr 2016 13:30:17 -0700 (PDT) Received: from mail-pa0-f65.google.com (mail-pa0-f65.google.com [209.85.220.65]) by cuda.sgi.com with ESMTP id DM2o0OUrByy5wRJ4 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NO) for ; Wed, 27 Apr 2016 13:30:15 -0700 (PDT) Received: by mail-pa0-f65.google.com with SMTP id zy2so6974328pac.2 for ; Wed, 27 Apr 2016 13:30:15 -0700 (PDT) Date: Wed, 27 Apr 2016 22:30:10 +0200 From: Michal Hocko Subject: Re: [PATCH 1.2/2] mm: introduce memalloc_nofs_{save,restore} API Message-ID: <20160427203010.GD22544@dhcp22.suse.cz> References: <1461671772-1269-2-git-send-email-mhocko@kernel.org> <1461758075-21815-1-git-send-email-mhocko@kernel.org> <1461758075-21815-2-git-send-email-mhocko@kernel.org> <20160427200927.GC22544@dhcp22.suse.cz> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20160427200927.GC22544@dhcp22.suse.cz> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Dave Chinner Cc: linux-nfs@vger.kernel.org, linux-ext4@vger.kernel.org, Theodore Ts'o , Chris Mason , linux-ntfs-dev@lists.sourceforge.net, LKML , reiserfs-devel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, logfs@logfs.org, cluster-devel@redhat.com, linux-mm@kvack.org, linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org, Jan Kara , Andrew Morton , xfs@oss.sgi.com, ceph-devel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-afs@lists.infradead.org On Wed 27-04-16 22:09:27, Michal Hocko wrote: [...] > [ 53.993480] [] mark_held_locks+0x5e/0x74 > [ 53.993480] [] lockdep_trace_alloc+0xb2/0xb5 > [ 53.993480] [] kmem_cache_alloc+0x36/0x2b0 Scratch that. I got it. It is the lockdep annotation which I got wrong with my patch. I thought this was done much later in the slow path. My head is burnt so I will get back to it tomorrow. The patch 1.1 should be OK to go for XFS though because it doesn't really introduce anything new. Sorry about the noise! -- Michal Hocko SUSE Labs _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs