Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756089AbZKQRU5 (ORCPT ); Tue, 17 Nov 2009 12:20:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755860AbZKQRU4 (ORCPT ); Tue, 17 Nov 2009 12:20:56 -0500 Received: from caffeine.csclub.uwaterloo.ca ([129.97.134.17]:57101 "EHLO caffeine.csclub.uwaterloo.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752580AbZKQRU4 (ORCPT ); Tue, 17 Nov 2009 12:20:56 -0500 Date: Tue, 17 Nov 2009 12:21:02 -0500 To: fangxiaozhi 00110321 Cc: davem@davemloft.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, william.allen.simpson@gmail.com, jarkao2@gmail.com Subject: Re: [PATCH 1/5]net: PPP buffer too small for higher speed connections Message-ID: <20091117172102.GH15159@caffeine.csclub.uwaterloo.ca> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) From: lsorense@csclub.uwaterloo.ca (Lennart Sorensen) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1228 Lines: 29 On Tue, Nov 17, 2009 at 07:59:05PM +0800, fangxiaozhi 00110321 wrote: > From: fangxiaozhi > 1. This patch is based on the kernel of 2.6.32-rc7 > 2. In this patch, we enlarge the out buffer size to optimize the upload speed for the ppp connection. Then it can support the upload of HSUPA data cards. > Signed-off-by: fangxiaozhi > ----------------------------------------------------------------------------------------- > --- a/drivers/net/ppp_async.c 2009-10-12 05:43:56.000000000 +0800 > +++ b/drivers/net/ppp_async.c 2009-10-15 16:29:56.000000000 +0800 > @@ -36,7 +36,7 @@ > > #define PPP_VERSION "2.4.2" > > -#define OBUFSIZE 256 > +#define OBUFSIZE 4096 > > /* Structure for storing local state. */ > struct asyncppp { I don't know what an HSUPA connection is, so what kind of speed is that? I am just wondering if this would affect ppp on other connections that are async (in a positive manner that is). -- Len Sorensen -- 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/