From: Lai Jiangshan <laijs@cn.fujitsu.com>
To: Steven Rostedt <rostedt@goodmis.org>, Ingo Molnar <mingo@elte.hu>
Cc: Jason Baron <jbaron@redhat.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH] trace_syscalls: add missed field
Date: Thu, 26 Nov 2009 15:49:33 +0800 [thread overview]
Message-ID: <4B0E330D.1070206@cn.fujitsu.com> (raw)
Field syscall number is missed in syscall_enter_define_fields()/
syscall_exit_define_fields().
syscall number is also needed for event filter or other users.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
---
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 9189cbe..63aa807 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -261,6 +261,10 @@ int syscall_enter_define_fields(struct ftrace_event_call *call)
if (ret)
return ret;
+ ret = trace_define_field(call, SYSCALL_FIELD(int, nr), FILTER_OTHER);
+ if (ret)
+ return ret;
+
for (i = 0; i < meta->nb_args; i++) {
ret = trace_define_field(call, meta->types[i],
meta->args[i], offset,
@@ -281,6 +285,10 @@ int syscall_exit_define_fields(struct ftrace_event_call *call)
if (ret)
return ret;
+ ret = trace_define_field(call, SYSCALL_FIELD(int, nr), FILTER_OTHER);
+ if (ret)
+ return ret;
+
ret = trace_define_field(call, SYSCALL_FIELD(long, ret),
FILTER_OTHER);
next reply other threads:[~2009-11-26 7:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-26 7:49 Lai Jiangshan [this message]
2009-11-26 22:31 ` [PATCH] trace_syscalls: add missed field Frederic Weisbecker
2009-11-27 4:02 ` Lai Jiangshan
2009-11-27 4:15 ` Frederic Weisbecker
2009-11-27 5:49 ` [tip:perf/core] trace_syscalls: Add syscall nr field tip-bot for Lai Jiangshan
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