From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751620AbaIXNlu (ORCPT ); Wed, 24 Sep 2014 09:41:50 -0400 Received: from mail-qc0-f182.google.com ([209.85.216.182]:49072 "EHLO mail-qc0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750806AbaIXNlt (ORCPT ); Wed, 24 Sep 2014 09:41:49 -0400 Date: Wed, 24 Sep 2014 09:36:10 -0400 From: Tejun Heo To: Chuck Ebbert Cc: Alexander Gordeev , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Subject: Re: [PATCH RESEND v3 5/6] AHCI: Optimize single IRQ interrupt processing Message-ID: <20140924133610.GE16555@htj.dyndns.org> References: <20140923205710.GB17332@mtj.dyndns.org> <20140924104213.GA2695@agordeev.usersys.redhat.com> <20140924130444.GA16555@htj.dyndns.org> <20140924082713.7ddd718e@as> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140924082713.7ddd718e@as> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 24, 2014 at 08:27:12AM -0500, Chuck Ebbert wrote: > I think he meant other, non-AHCI, interrupt handlers would benefit. A > good test of this patch might be to stream 10Gb ethernet while also > streaming writes to an AHCI device. I'm a bit doubtful this'd make a noticeable difference. ahci interrupt handler doesn't do that much to begin with. Thanks. -- tejun