From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25983 invoked by alias); 13 Jan 2010 10:35:25 -0000 Received: (qmail 25968 invoked by uid 22791); 13 Jan 2010 10:35:24 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,SARE_MSGID_LONG40 X-Spam-Check-By: sourceware.org Received: from hera.kernel.org (HELO hera.kernel.org) (140.211.167.34) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 13 Jan 2010 10:35:19 +0000 Received: from hera.kernel.org (localhost [127.0.0.1]) by hera.kernel.org (8.14.3/8.14.3) with ESMTP id o0DAXf9C007684 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 13 Jan 2010 10:33:42 GMT Received: (from hpa@localhost) by hera.kernel.org (8.14.3/8.14.2/Submit) id o0DAXf1k007681; Wed, 13 Jan 2010 10:33:41 GMT Date: Wed, 13 Jan 2010 10:35:00 -0000 From: tip-bot for Masami Hiramatsu Cc: linux-kernel@vger.kernel.org, acme@redhat.com, hpa@zytor.com, mingo@redhat.com, fweisbec@gmail.com, dle-develop@lists.sourceforge.net, rostedt@goodmis.org, tglx@linutronix.de, mhiramat@redhat.com, mingo@elte.hu, systemtap@sources.redhat.com Reply-To: mingo@redhat.com, hpa@zytor.com, acme@redhat.com, linux-kernel@vger.kernel.org, fweisbec@gmail.com, dle-develop@lists.sourceforge.net, rostedt@goodmis.org, tglx@linutronix.de, mhiramat@redhat.com, mingo@elte.hu, systemtap@sources.redhat.com In-Reply-To: <20100105224641.19431.34967.stgit@dhcp-100-2-132.bos.redhat.com> References: <20100105224641.19431.34967.stgit@dhcp-100-2-132.bos.redhat.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] tracing/kprobe: Update example output in documentation Message-ID: Git-Commit-ID: ec3a9039601af210fca4650d229621fe5a21df0b MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-IsSubscribed: yes Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2010-q1/txt/msg00099.txt.bz2 Commit-ID: ec3a9039601af210fca4650d229621fe5a21df0b Gitweb: http://git.kernel.org/tip/ec3a9039601af210fca4650d229621fe5a21df0b Author: Masami Hiramatsu AuthorDate: Tue, 5 Jan 2010 17:46:41 -0500 Committer: Ingo Molnar CommitDate: Wed, 13 Jan 2010 10:09:11 +0100 tracing/kprobe: Update example output in documentation Update example output in documentation according to current implementation. Signed-off-by: Masami Hiramatsu Cc: Frederic Weisbecker Cc: Arnaldo Carvalho de Melo Cc: systemtap Cc: DLE Cc: Steven Rostedt Cc: Frederic Weisbecker LKML-Reference: <20100105224641.19431.34967.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar --- Documentation/trace/kprobetrace.txt | 33 +++++++++++++++++---------------- 1 files changed, 17 insertions(+), 16 deletions(-) diff --git a/Documentation/trace/kprobetrace.txt b/Documentation/trace/kprobetrace.txt index 47aabee..c3eff6f 100644 --- a/Documentation/trace/kprobetrace.txt +++ b/Documentation/trace/kprobetrace.txt @@ -97,23 +97,24 @@ recording return value as "myretprobe" event. cat /sys/kernel/debug/tracing/events/kprobes/myprobe/format name: myprobe -ID: 75 +ID: 780 format: - field:unsigned short common_type; offset:0; size:2; - field:unsigned char common_flags; offset:2; size:1; - field:unsigned char common_preempt_count; offset:3; size:1; - field:int common_pid; offset:4; size:4; - field:int common_tgid; offset:8; size:4; - - field: unsigned long ip; offset:16;tsize:8; - field: int nargs; offset:24;tsize:4; - field: unsigned long dfd; offset:32;tsize:8; - field: unsigned long filename; offset:40;tsize:8; - field: unsigned long flags; offset:48;tsize:8; - field: unsigned long mode; offset:56;tsize:8; - -print fmt: "(%lx) dfd=%lx filename=%lx flags=%lx mode=%lx", REC->ip, REC->dfd, REC->filename, REC->flags, REC->mode - + field:unsigned short common_type; offset:0; size:2; signed:0; + field:unsigned char common_flags; offset:2; size:1; signed:0; + field:unsigned char common_preempt_count; offset:3; size:1;signed:0; + field:int common_pid; offset:4; size:4; signed:1; + field:int common_lock_depth; offset:8; size:4; signed:1; + + field:unsigned long __probe_ip; offset:12; size:4; signed:0; + field:int __probe_nargs; offset:16; size:4; signed:1; + field:unsigned long dfd; offset:20; size:4; signed:0; + field:unsigned long filename; offset:24; size:4; signed:0; + field:unsigned long flags; offset:28; size:4; signed:0; + field:unsigned long mode; offset:32; size:4; signed:0; + + +print fmt: "(%lx) dfd=%lx filename=%lx flags=%lx mode=%lx", REC->__probe_ip, +REC->dfd, REC->filename, REC->flags, REC->mode You can see that the event has 4 arguments as in the expressions you specified.