From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: RFC: Micro-optimize direct IO submission path Date: Wed, 27 Jul 2011 23:35:48 +0200 Message-ID: <20110727213548.GD8006@one.firstfloor.org> References: <1308770322-22565-1-git-send-email-andi@firstfloor.org> <20110727210606.GA12714@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Andi Kleen , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, dehrenberg@google.com To: Christoph Hellwig Return-path: Content-Disposition: inline In-Reply-To: <20110727210606.GA12714@infradead.org> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org On Wed, Jul 27, 2011 at 05:06:06PM -0400, Christoph Hellwig wrote: > Any chance you could resend these against current mainline? It would > be sad to miss these easy optimizations. I was waiting for the benchmarkers to rerun them. I had done an additional prefetch optimization that seemed to give 1% more on a big benchmark for one result, but there was another suspicious one. Hopefully soon. -Andi -- ak@linux.intel.com -- Speaking for myself only.