From: Ross Zwisler Subject: Re: [ext4] e2ae766c1b: BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/rwsem.c Date: Mon, 12 Dec 2016 16:13:40 -0700 Message-ID: <20161212231340.GA23412@linux.intel.com> References: <20161212101321.GA37214@inn.lkp.intel.com> <20161212163518.GA20728@quack2.suse.cz> <20161212221329.GB3622@linux.intel.com> <20161212223735.t56oui7vlqhquaks@thunk.org> <20161212224851.GA691@linux.intel.com> <20161212230020.pbl5wnbqqdgcewlg@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Theodore Ts'o , Ross Zwisler , Jan Kara , kernel test robot , LKML , linux-ext4-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, lkp-JC7UmRfGjtg@public.gmane.org, linux-nvdimm-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org, Dave Chinner Return-path: Content-Disposition: inline In-Reply-To: <20161212230020.pbl5wnbqqdgcewlg-AKGzg7BKzIDYtjvyW6yDsg@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-nvdimm-bounces-hn68Rpc1hR1g9hUCZPvPmw@public.gmane.org Sender: "Linux-nvdimm" List-Id: linux-ext4.vger.kernel.org On Mon, Dec 12, 2016 at 06:00:20PM -0500, Theodore Ts'o wrote: > On Mon, Dec 12, 2016 at 03:48:51PM -0700, Ross Zwisler wrote: > > On Mon, Dec 12, 2016 at 05:37:36PM -0500, Theodore Ts'o wrote: > > > Is this problem likely to happen in other file systems? Should I take > > > this path through the ext4 tree, or would it be better via some other > > > git tree? > > > > > > - Ted > > > > The problem is in the generic DAX code and affects ext4 and xfs equally (ext2 > > doesn't support PMDs). > > Any preferences about how to send this patch to Linus? This issue is > the only thing that was causing me to hold off on sending a pull > request to Linus.... Personally I'm happy to have you send it. Thanks!