Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751051AbcCEVgh (ORCPT ); Sat, 5 Mar 2016 16:36:37 -0500 Received: from mail-wm0-f43.google.com ([74.125.82.43]:38434 "EHLO mail-wm0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750781AbcCEVgc (ORCPT ); Sat, 5 Mar 2016 16:36:32 -0500 MIME-Version: 1.0 In-Reply-To: <20160305212517.GA6030@animx.eu.org> References: <20160305212517.GA6030@animx.eu.org> Date: Sat, 5 Mar 2016 22:36:31 +0100 Message-ID: Subject: Re: SCSI sr driver: parallel writes to optical serialized which hurts performance (sr_mutex) From: Johan de Jong To: Wakko Warner Cc: linux-kernel@vger.kernel.org, Thomas Schmitt Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 438 Lines: 13 Hi Wakko, If I remember correctly I did see you commenting on discussions on either the Otto Meta patch, or another that proposed to remove the mutex entirely. I was unaware of any others. Do you have more information on why this never resulted in a succesful concerted effort to get a patch in the kernel tree? Do the patches have drawbacks or have they never been submitted properly? If the latter, we might endeavor it? Best, Johan