From patchwork Tue Mar 23 00:32:16 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kara X-Patchwork-Id: 48314 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 18F27B7CC1 for ; Tue, 23 Mar 2010 11:33:30 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756208Ab0CWAck (ORCPT ); Mon, 22 Mar 2010 20:32:40 -0400 Received: from cantor2.suse.de ([195.135.220.15]:40691 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756030Ab0CWAcQ (ORCPT ); Mon, 22 Mar 2010 20:32:16 -0400 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.221.2]) by mx2.suse.de (Postfix) with ESMTP id 465B68891E; Tue, 23 Mar 2010 01:32:14 +0100 (CET) Received: by quack.suse.cz (Postfix, from userid 10005) id CB83C2B1780; Tue, 23 Mar 2010 01:32:28 +0100 (CET) From: Jan Kara To: LKML Cc: Jan Kara , "David S. Miller" , netdev@vger.kernel.org Subject: [PATCH 14/18] net: Provide config option for enabling SKB tracing Date: Tue, 23 Mar 2010 01:32:16 +0100 Message-Id: <1269304340-25372-15-git-send-email-jack@suse.cz> X-Mailer: git-send-email 1.6.4.2 In-Reply-To: <1269304340-25372-1-git-send-email-jack@suse.cz> References: <1269304340-25372-1-git-send-email-jack@suse.cz> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org CC: "David S. Miller" CC: netdev@vger.kernel.org Signed-off-by: Jan Kara --- include/trace/events/skb.h | 2 ++ kernel/trace/Kconfig | 10 ++++++++++ 2 files changed, 12 insertions(+), 0 deletions(-) diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h index 4b2be6d..cd340df 100644 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -1,5 +1,7 @@ #undef TRACE_SYSTEM +#undef TRACE_CONFIG #define TRACE_SYSTEM skb +#define TRACE_CONFIG CONFIG_SKB_TRACER #if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_SKB_H diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index a48ff49..a02d577 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -498,6 +498,16 @@ config JBD2_TRACER If unsure, say N. +config SKB_TRACER + bool "SKB tracing" + depends on NET + select GENERIC_TRACER + help + Provide tracing for copying datagrams into iovecs and freeing + skbs. + + If unsure, say N. + config KPROBE_EVENT depends on KPROBES depends on HAVE_REGS_AND_STACK_ACCESS_API