From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754743AbbBOKkc (ORCPT ); Sun, 15 Feb 2015 05:40:32 -0500 Received: from smtp65.iad3a.emailsrvr.com ([173.203.187.65]:39706 "EHLO smtp65.iad3a.emailsrvr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751013AbbBOKkb (ORCPT ); Sun, 15 Feb 2015 05:40:31 -0500 X-Sender-Id: abbotti@mev.co.uk Message-ID: <54E07796.1060501@mev.co.uk> Date: Sun, 15 Feb 2015 10:40:22 +0000 From: Ian Abbott User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Icedove/31.4.0 MIME-Version: 1.0 To: Mark Brown CC: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] spi: spidev: only use up TX/RX bounce buffer space when needed References: <1423743188-1821-1-git-send-email-abbotti@mev.co.uk> <20150214044910.GF9110@finisterre.sirena.org.uk> In-Reply-To: <20150214044910.GF9110@finisterre.sirena.org.uk> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 14/02/15 04:49, Mark Brown wrote: > On Thu, Feb 12, 2015 at 12:13:08PM +0000, Ian Abbott wrote: >> Devices have separate, pre-allocated TX and RX bounce buffers of fixed >> size. Currently, each transfer uses up space in both buffers even if >> the user-supplied no TX data or no RX space. Change it to only use up >> space in the TX and RX bounce buffers as required. > > This is a bit hard to parse. [...] I just noticed I typed "user-supplied" in the first paragraph when I meant to type "user supplied". -- -=( Ian Abbott @ MEV Ltd. E-mail: )=- -=( Web: http://www.mev.co.uk/ )=-