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From: Josh Stone <jistone@redhat.com>
To: Jason Baron <jbaron@redhat.com>
Cc: linux-kernel@vger.kernel.org, fweisbec@gmail.com, mingo@elte.hu,
	laijs@cn.fujitsu.com, rostedt@goodmis.org, peterz@infradead.org,
	mathieu.desnoyers@polymtl.ca, jiayingz@google.com,
	mbligh@google.com, lizf@cn.fujitsu.com
Subject: Re: [PATCH] tracing: Move tracepoint callbacks into DEFINE
Date: Tue, 18 Aug 2009 15:11:04 -0700	[thread overview]
Message-ID: <4A8B26F8.3000301@redhat.com> (raw)
In-Reply-To: <20090818141906.GA2669@redhat.com>

On 08/18/2009 07:19 AM, Jason Baron wrote:
> this makes sense...Ingo also suggested having the two high level
> tracepoints be 'TRACE_EVENT' style. That is we should be able to
> register with the syscall entry and get the *all* the syscall numbers
> and arguments, and likewise on exit we should be able to get *all*
> syscall exit return values. see:
> 
> http://marc.info/?l=linux-kernel&m=125008740803571&w=2 
> 
> does this patch allow/do that?

It does allow this, and I am working on a patch to do it.  There are a
few naming conflicts between trace_syscalls.c and the stuff that ftrace
generates for "TRACE_EVENT(syscall_enter, ...)", but I will post soon
with a patch to resolve this.

Thanks,

Josh

  reply	other threads:[~2009-08-18 22:11 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-18  7:23 [PATCH] tracing: Move tracepoint callbacks into DEFINE Josh Stone
2009-08-18 14:19 ` Jason Baron
2009-08-18 22:11   ` Josh Stone [this message]
2009-08-18 22:25 ` [PATCH] tracing: Create generic syscall TRACE_EVENTs Josh Stone
2009-08-19  1:32   ` Li Zefan
2009-08-19  3:05     ` Josh Stone
2009-08-19 13:05       ` Ingo Molnar
2009-08-19 13:50         ` Mathieu Desnoyers
2009-08-19 16:16   ` Jason Baron
2009-08-19 17:43     ` Frederic Weisbecker
2009-08-19 16:13 ` [PATCH] tracing: Move tracepoint callbacks into DEFINE Jason Baron
2009-08-20 17:25   ` Josh Stone
2009-08-20 19:09 ` [PATCH v2 1/2] " Josh Stone
2009-08-20 19:09   ` [PATCH v2 2/2] tracing: Create generic syscall TRACE_EVENTs Josh Stone
2009-08-21 17:57     ` Jason Baron
2009-08-21 19:37       ` Josh Stone
2009-08-21 20:08         ` Jason Baron
2009-08-21 14:47   ` [PATCH v2 1/2] tracing: Move tracepoint callbacks into DEFINE Ingo Molnar
2009-08-21 19:34     ` Josh Stone
2009-08-21 17:52   ` Jason Baron
2009-08-21 19:34     ` Josh Stone
2009-08-21 20:06       ` Jason Baron
2009-08-23 20:29         ` Frederic Weisbecker
2009-08-23 20:15       ` Frederic Weisbecker
2009-08-22  4:58   ` [PATCH v3 0/4] tracing: tweaks for generic syscall events Josh Stone
2009-08-22  4:58     ` [PATCH v3 1/4] tracing: Rename TIF_SYSCALL_FTRACE->_TRACEPOINT Josh Stone
2009-08-22  4:58       ` [PATCH v3 2/4] tracing: Make syscall_(un)regfunc arch-specific Josh Stone
2009-08-22  4:58         ` [PATCH v3 3/4] tracing: Move tracepoint callbacks into DEFINE Josh Stone
2009-08-22  4:58           ` [PATCH v3 4/4] tracing: Create generic syscall TRACE_EVENTs Josh Stone
2009-08-23 21:14         ` [PATCH v3 2/4] tracing: Make syscall_(un)regfunc arch-specific Frederic Weisbecker
2009-08-24  1:40           ` Paul Mundt
2009-08-24  8:41             ` Ingo Molnar
2009-08-24  8:59               ` Paul Mundt
2009-08-24  9:56                 ` Ingo Molnar
2009-08-24 10:32                   ` Paul Mundt
2009-08-24 11:00                     ` Ingo Molnar
2009-08-24 11:15                       ` Paul Mundt
2009-08-24 11:32                         ` Ingo Molnar
2009-08-24 11:52                     ` Ingo Molnar
2009-08-24 12:14                       ` Peter Zijlstra
2009-08-24 11:01                   ` Ingo Molnar
2009-08-24 11:02                     ` Paul Mundt
2009-08-24 19:31           ` Josh Stone
2009-08-24 19:58             ` Frederic Weisbecker
2009-08-24 20:00               ` Josh Stone
2009-08-24 20:12                 ` Frederic Weisbecker
2009-08-23 21:16       ` [PATCH v3 1/4] tracing: Rename TIF_SYSCALL_FTRACE->_TRACEPOINT Frederic Weisbecker
2009-08-24  8:42         ` Ingo Molnar
2009-08-24 11:11           ` Frederic Weisbecker
2009-08-24 11:24             ` Ingo Molnar
2009-08-24 11:29               ` Paul Mundt
2009-08-24 11:36                 ` Ingo Molnar
2009-08-24 21:43     ` [PATCH v4 0/4] tracing: tweaks for generic syscall events Josh Stone
2009-08-24 21:43       ` [PATCH v4 1/4] tracing: Rename FTRACE_SYSCALLS for tracepoints Josh Stone
2009-08-24 21:43         ` [PATCH v4 2/4] tracing: Make syscall tracepoints conditional Josh Stone
2009-08-24 21:43           ` [PATCH v4 3/4] tracing: Move tracepoint callbacks into DEFINE Josh Stone
2009-08-24 21:43             ` [PATCH v4 4/4] tracing: Create generic syscall TRACE_EVENTs Josh Stone
2009-08-26  7:22               ` [tip:tracing/core] " tip-bot for Josh Stone
2009-08-26  7:22             ` [tip:tracing/core] tracing: Move tracepoint callbacks from declaration to definition tip-bot for Josh Stone
2009-08-27 22:50               ` [PATCH] tracing: Fix double CPP substitution in TRACE_EVENT_FN Frederic Weisbecker
2009-08-28  0:38                 ` Josh Stone
2009-08-28 12:29                 ` [tip:tracing/core] " tip-bot for Frederic Weisbecker
2009-08-26  7:21           ` [tip:tracing/core] tracing: Make syscall tracepoints conditional tip-bot for Josh Stone
2009-08-26  7:21         ` [tip:tracing/core] tracing: Rename FTRACE_SYSCALLS for tracepoints tip-bot for Josh Stone
2009-08-24 23:05       ` [PATCH v4 0/4] tracing: tweaks for generic syscall events Frederic Weisbecker
2009-08-25 10:28         ` Ingo Molnar
2009-08-25 13:42           ` Frederic Weisbecker
2009-08-25 14:41             ` Jason Baron
2009-08-25 21:08               ` Frederic Weisbecker
2009-08-25 21:44       ` Frederic Weisbecker

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