From mboxrd@z Thu Jan 1 00:00:00 1970 From: therbert@google.com (Tom Herbert) Subject: RFC [PATCH net-2.6 4/6] net: softRSS sysctls Date: Wed, 5 Mar 2008 12:51:16 -0800 (PST) Message-ID: <20080305205116.5FDAB412791@localhost> To: davem@davemloft.net, netdev@vger.kernel.org Return-path: Received: from smtp-out.google.com ([216.239.33.17]:19860 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755103AbYCEUvd (ORCPT ); Wed, 5 Mar 2008 15:51:33 -0500 Sender: netdev-owner@vger.kernel.org List-ID: This patch adds sysctls for enabling/disabling software RSS. Signed-off-by: Tom Herbert --- diff -uprN -X /tmp/donts/rss_2 net-2.6/include/linux/sysctl.h net-2.6.patch/include/linux/sysctl.h --- net-2.6/include/linux/sysctl.h 2008-03-05 09:03:23.482838000 -0800 +++ net-2.6.patch/include/linux/sysctl.h 2008-03-05 09:25:33.573767000 -0800 @@ -285,6 +285,8 @@ enum NET_CORE_AEVENT_ETIME=20, NET_CORE_AEVENT_RSEQTH=21, NET_CORE_WARNINGS=22, + NET_CORE_NAPI_RSS=23, + NET_CORE_SOFT_RSS=24, }; /* /proc/sys/net/ethernet */ diff -uprN -X /tmp/donts/rss_2 net-2.6/net/core/sysctl_net_core.c net-2.6.patch/net/core/sysctl_net_core.c --- net-2.6/net/core/sysctl_net_core.c 2008-03-05 09:03:28.270548000 -0800 +++ net-2.6.patch/net/core/sysctl_net_core.c 2008-03-05 09:25:33.644759000 -0800 @@ -148,6 +148,26 @@ static struct ctl_table net_core_table[] .mode = 0644, .proc_handler = &proc_dointvec }, +#ifdef CONFIG_NET_NAPI_RSS + { + .ctl_name = NET_CORE_NAPI_RSS, + .procname = "napi_rss", + .data = &sysctl_napi_rss, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, +#endif /* CONFIG_NET_NAPI_RSS */ +#ifdef CONFIG_NET_SOFTRSS + { + .ctl_name = NET_CORE_SOFT_RSS, + .procname = "soft_rss", + .data = &sysctl_soft_rss, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, +#endif /* CONFIG_NET_SOFTRSS */ { .ctl_name = 0 } };