From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from edu-smtp-02.edutel.nl (edu-smtp-02.edutel.nl [88.159.1.176]) by ozlabs.org (Postfix) with ESMTP id CE76AB70AE for ; Tue, 17 Aug 2010 17:12:41 +1000 (EST) Message-ID: <4C6A3665.7030207@neli.hopto.org> Date: Tue, 17 Aug 2010 09:12:37 +0200 From: Micha Nelissen MIME-Version: 1.0 To: "Bounine, Alexandre" 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 Cc: linuxppc-dev@ozlabs.org, akpm@linux-foundation.org, linux-kernel@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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