From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756698Ab0CWAdR (ORCPT ); Mon, 22 Mar 2010 20:33:17 -0400 Received: from cantor2.suse.de ([195.135.220.15]:40690 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756006Ab0CWAcP (ORCPT ); Mon, 22 Mar 2010 20:32:15 -0400 From: Jan Kara To: LKML Cc: Jan Kara Subject: [PATCH 18/18] Create config option for enabling IRQ tracepoints Date: Tue, 23 Mar 2010 01:32:20 +0100 Message-Id: <1269304340-25372-19-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: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Jan Kara --- include/trace/events/irq.h | 2 ++ kernel/trace/Kconfig | 6 ++++++ 2 files changed, 8 insertions(+), 0 deletions(-) diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h index 0e4cfb6..dd9cdb7 100644 --- a/include/trace/events/irq.h +++ b/include/trace/events/irq.h @@ -1,5 +1,7 @@ #undef TRACE_SYSTEM +#undef TRACE_CONFIG #define TRACE_SYSTEM irq +#define TRACE_CONFIG CONFIG_IRQ_TRACER #if !defined(_TRACE_IRQ_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_IRQ_H diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index abcd529..7893ea4 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -152,6 +152,10 @@ config FUNCTION_GRAPH_TRACER address on the current task structure into a stack of calls. +# Config option to determine whether IRQ tracepoins should be compiled +config IRQ_TRACER + bool + config IRQSOFF_TRACER bool "Interrupts-off Latency Tracer" default n @@ -161,6 +165,7 @@ config IRQSOFF_TRACER select GENERIC_TRACER select TRACER_MAX_TRACE select RING_BUFFER_ALLOW_SWAP + select IRQ_TRACER help This option measures the time spent in irqs-off critical sections, with microsecond accuracy. @@ -183,6 +188,7 @@ config PREEMPT_TRACER select GENERIC_TRACER select TRACER_MAX_TRACE select RING_BUFFER_ALLOW_SWAP + select IRQ_TRACER help This option measures the time spent in preemption-off critical sections, with microsecond accuracy. -- 1.6.4.2