From: Steven Rostedt <rostedt@goodmis.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: mingo@redhat.com, hpa@zytor.com, mathieu.desnoyers@polymtl.ca,
anton@samba.org, linux-kernel@vger.kernel.org,
peterz@infradead.org, zhaolei@cn.fujitsu.com,
xiaoguangrong@cn.fujitsu.com, fweisbec@gmail.com,
tglx@linutronix.de, kosaki.motohiro@jp.fujitsu.com,
linux-tip-commits@vger.kernel.org
Subject: Re: [tip:timers/tracing] hrtimer: Add tracepoint for hrtimers
Date: Tue, 13 Oct 2009 09:17:02 -0400 [thread overview]
Message-ID: <1255439822.7113.1541.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <20091013070853.GA13175@elte.hu>
On Tue, 2009-10-13 at 09:08 +0200, Ingo Molnar wrote:
> * Steven Rostedt <rostedt@goodmis.org> wrote:
>
> > (unsigned long long)(((ktime_t) { .tv64 = REC->expires }).tv64)
> >
> > Is not easy. It's basically implementing a C interpreter :-(
>
> Btw., what i suggested quite some time ago was that we should bind
> tracepoints by emitting C source code stubs, which tools can then build
> and link in, using gcc.
Yeah, and I thought about that too. But that kills any chance of running
the trace on one box (non x86) and reading it on another (x86). And that
is one of my goals for this.
-- Steve
next prev parent reply other threads:[~2009-10-13 13:19 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-10 2:48 [PATCH v6 1/3] ftrace: add tracepoint for timer Xiao Guangrong
2009-08-10 2:51 ` [PATCH v6 2/3] ftrace: add tracepoint for hrtimer Xiao Guangrong
2009-09-02 12:18 ` [tip:timers/tracing] hrtimer: Add tracepoint for hrtimers tip-bot for Xiao Guangrong
2009-10-13 3:25 ` Steven Rostedt
2009-10-13 7:08 ` Ingo Molnar
2009-10-13 13:17 ` Steven Rostedt [this message]
2009-10-13 13:18 ` Steven Rostedt
2009-10-13 13:26 ` Ingo Molnar
2009-10-13 14:02 ` Steven Rostedt
2009-10-13 15:35 ` [RFC] Trace types registry Mathieu Desnoyers
2009-10-13 18:41 ` [tip:timers/tracing] hrtimer: Add tracepoint for hrtimers Ingo Molnar
2009-10-13 18:56 ` Steven Rostedt
2009-10-13 7:48 ` Peter Zijlstra
2009-08-10 2:52 ` [PATCH v6 3/3] ftrace: add tracepoint for itimer Xiao Guangrong
2009-09-02 12:18 ` [tip:timers/tracing] itimers: Add tracepoints " tip-bot for Xiao Guangrong
2009-09-02 12:18 ` [tip:timers/tracing] timers: Add tracepoints for timer_list timers tip-bot for Xiao Guangrong
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