Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753346AbaBER15 (ORCPT ); Wed, 5 Feb 2014 12:27:57 -0500 Received: from mail-vb0-f45.google.com ([209.85.212.45]:57190 "EHLO mail-vb0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752891AbaBER1z (ORCPT ); Wed, 5 Feb 2014 12:27:55 -0500 MIME-Version: 1.0 In-Reply-To: <063D6719AE5E284EB5DD2968C1650D6D0F6B9214@AcuExch.aculab.com> References: <1391091027-31783-1-git-send-email-mathias.nyman@linux.intel.com> <063D6719AE5E284EB5DD2968C1650D6D0F6B532A@AcuExch.aculab.com> <063D6719AE5E284EB5DD2968C1650D6D0F6B8B7E@AcuExch.aculab.com> <063D6719AE5E284EB5DD2968C1650D6D0F6B9214@AcuExch.aculab.com> Date: Wed, 5 Feb 2014 09:27:55 -0800 Message-ID: Subject: Re: [RFCv2 00/10] xhci: re-work command queue management From: Dan Williams To: David Laight Cc: Mathias Nyman , "linux-usb@vger.kernel.org" , "sarah.a.sharp@linux.intel.com" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Feb 5, 2014 at 9:05 AM, David Laight wrote: > From: Dan Williams >> Yes, but I think we need to centralize the context under which >> commands are submitted. The complicating factor is the mix of >> synchronous command submission and interrupt driven asynchronous >> command queuing. I think we can simplify it by making it all >> submitted from a single event queue context. I'm investigating if >> that is a workable solution... > > Given that the entire network stack runs from (I believe) 'process level' > contexts (NAPI functions), Not really. Much of the network stack runs under softirq context. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/