Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751995Ab0HQHMn (ORCPT ); Tue, 17 Aug 2010 03:12:43 -0400 Received: from edu-smtp-02.edutel.nl ([88.159.1.176]:55986 "EHLO edu-smtp-02.edutel.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750977Ab0HQHMl (ORCPT ); Tue, 17 Aug 2010 03:12:41 -0400 Message-ID: <4C6A3665.7030207@neli.hopto.org> Date: Tue, 17 Aug 2010 09:12:37 +0200 From: Micha Nelissen User-Agent: Thunderbird 2.0.0.5 (Windows/20070716) MIME-Version: 1.0 To: "Bounine, Alexandre" CC: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org Subject: Re: [PATCH 2/9] RapidIO, powerpc/85xx: modify RIO port-write interrupt handler References: <1281712686-31308-1-git-send-email-alexandre.bounine@idt.com> <1281712686-31308-3-git-send-email-alexandre.bounine@idt.com> <4C692B42.9050407@neli.hopto.org> <0CE8B6BE3C4AD74AB97D9D29BD24E552011D5F94@CORPEXCH1.na.ads.idt.com> In-Reply-To: <0CE8B6BE3C4AD74AB97D9D29BD24E552011D5F94@CORPEXCH1.na.ads.idt.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 755 Lines: 16 Bounine, Alexandre wrote: > capable to receive and keep only one PW message. Therefore, I copy it > into the driver's FIFO and re-enable HW Rx queue (it is called queue but > can accept only one entry) ASAP. I have a test setup that is capable > generate multiple PW messages and see many messages discarded by PW > controller because of this single-entry HW queue. Primarily due to the single entry queue, the order of checking is probably insignificant? :-) Anyway, I don't mind changing the order. Micha -- 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/