From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next] sky2: enforce minimum ring size Date: Thu, 17 Nov 2011 21:44:20 -0500 (EST) Message-ID: <20111117.214420.2096233269044701843.davem@davemloft.net> References: <20111116234344.813201788@vyatta.com> <874ny2bgqa.fsf@turtle.gmx.de> <20111117163723.67964841@nehalam.linuxnetplumber.net> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: svenjoac@gmx.de, netdev@vger.kernel.org To: shemminger@vyatta.com Return-path: Received: from shards.monkeyblade.net ([198.137.202.13]:57722 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755722Ab1KRCoY (ORCPT ); Thu, 17 Nov 2011 21:44:24 -0500 In-Reply-To: <20111117163723.67964841@nehalam.linuxnetplumber.net> Sender: netdev-owner@vger.kernel.org List-ID: From: Stephen Hemminger Date: Thu, 17 Nov 2011 16:37:23 -0800 > The hardware has a restriction that the minimum ring size possible > is 128. The number of elements used is controlled by tx_pending and > the overall number of elements in the ring tx_ring_size, therefore it > is okay to limit the number of elements in use to a small value (63) > but still provide a bigger ring. > > Signed-off-by: Stephen Hemminger Applied to 'net'.