From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Axboe Subject: Re: [PATCH 0/3]: blk-iopoll, a polled completion API for block devices Date: Tue, 11 Aug 2009 16:39:19 +0200 Message-ID: <20090811143919.GU12579@kernel.dk> References: <1249588685-4662-1-git-send-email-jens.axboe@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Bart Van Assche Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, Eric.Moore@lsi.com, jeff@garzik.org List-Id: linux-scsi@vger.kernel.org On Tue, Aug 11 2009, Bart Van Assche wrote: > On Thu, Aug 6, 2009 at 9:58 PM, Jens Axboe wrote: > > Anyway, YMMV, I would appreciate some test results (and as usual, that > > even includes just saying that it boots and functions for you). If > > people feel adventurous, patches for other controllers will be happily > > queued up for testing. I may even be convinced to implement support > > for your controller of choice, if you have some fast storage hooked up > > and would like to experiment. Generally, adding support to a driver is > > not very hard and the two conversions included were also meant to serve > > as an inspiration. > > Sounds very interesting. Have you already considered patching the SRP > initiator ? During the SRP performance tests I ran CPU usage on the > initiator was more than 95% and on the target less than 10%. No I haven't, if you point me at which srp files, I can take a look. -- Jens Axboe