Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755157Ab0AEWm0 (ORCPT ); Tue, 5 Jan 2010 17:42:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755066Ab0AEWmX (ORCPT ); Tue, 5 Jan 2010 17:42:23 -0500 Received: from mx1.redhat.com ([209.132.183.28]:33585 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754601Ab0AEWmW (ORCPT ); Tue, 5 Jan 2010 17:42:22 -0500 From: Masami Hiramatsu Subject: [PATCH -tip 1/8] tracing/kprobe: Update example output in documentation To: Ingo Molnar , lkml Cc: Frederic Weisbecker , Arnaldo Carvalho de Melo , systemtap , DLE , Masami Hiramatsu , Ingo Molnar , Steven Rostedt , Frederic Weisbecker Date: Tue, 05 Jan 2010 17:46:41 -0500 Message-ID: <20100105224641.19431.34967.stgit@dhcp-100-2-132.bos.redhat.com> In-Reply-To: <20100105224634.19431.3259.stgit@dhcp-100-2-132.bos.redhat.com> References: <20100105224634.19431.3259.stgit@dhcp-100-2-132.bos.redhat.com> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2863 Lines: 72 Update example output in documentation accroding to current implementation. Signed-off-by: Masami Hiramatsu Cc: Ingo Molnar Cc: Steven Rostedt Cc: Frederic Weisbecker --- 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. -- Masami Hiramatsu Software Engineer Hitachi Computer Products (America), Inc. Software Solutions Division e-mail: mhiramat@redhat.com -- 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/