From: Jens Axboe Subject: Re: [BUG] 2.6.24-git usb reset problems Date: Tue, 29 Jan 2008 15:31:10 +0100 Message-ID: <20080129143109.GW15220@kernel.dk> References: <20080128204935.GI15220@kernel.dk> <479F32E9.10609@panasas.com> <20080129141108.GV15220@kernel.dk> <200801291531.39825.oliver@neukum.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <200801291531.39825.oliver-GvhC2dPhHPQdnm+yROfE0A@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Oliver Neukum Cc: Boaz Harrosh , Greg KH , Matthew Dharm , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-scsi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-scsi@vger.kernel.org On Tue, Jan 29 2008, Oliver Neukum wrote: > Am Dienstag, 29. Januar 2008 15:11:08 schrieb Jens Axboe: > > On Tue, Jan 29 2008, Boaz Harrosh wrote: > > > On Tue, Jan 29 2008 at 15:54 +0200, Jens Axboe wrote: > > > > On Tue, Jan 29 2008, Boaz Harrosh wrote: > > > >> Greg KH wrote: > > > > > No difference, still just a lot of resets. > > > > > > > Where you able to figure out which usb storage transport is used? > > > > > > in drivers/usb/storage/usb.c you have get_protocol() and get_transport() > > > functions. I'm not sure if these get stored in sysfs perhaps. This will > > > pinpoint better where to look. Let me research a bit. > > > > Did the quick'n easy and dumped it. Protocol is 'Transparent SCSI' and > > transport is 'Bulk' > > You can recompile your kernel with CONFIG_USB_DEBUG and CONFIG_STORAGE_DEBUG > That should tell the reason for the resets. Sure, I'll do that. Will post the results tonight. -- Jens Axboe