From mboxrd@z Thu Jan 1 00:00:00 1970 From: Duncan Sands Subject: Re: [linux-usb-devel] Patch for UHCI driver (from kernel 2.6.6). Date: Tue, 15 Jun 2004 19:23:52 +0200 References: <40CF2CF5.5000209@pacbell.net> In-Reply-To: <40CF2CF5.5000209@pacbell.net> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200406151923.52709.baldrick@free.fr> Sender: owner-linux-mm@kvack.org Return-Path: To: linux-usb-devel@lists.sourceforge.net Cc: David Brownell , Alan Stern , Alan Cox , Nicolas DET , linux-mm@kvack.org List-ID: > Actually I thought it was quite explicit: "without having > to worry about caching effects". What you described is > clearly a caching effect: caused by caching. Is it really a cache effect? Isn't it caused by the hc writing more bytes to memory than you expected? Now, it so happens that the number of bytes it writes is equal to the cache line size (or so it seems), but isn't that irrelevant? Ciao, Duncan. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org