Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint interaction for single events

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From: Frederic Weisbecker

Subject: Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint interaction for single events

Date: Wednesday, May 19, 2010 - 2:06 am

On Wed, May 19, 2010 at 10:58:45AM +0200, Peter Zijlstra wrote:
quoted text> How about something like the below?
> 
> 
> ---
> Subject: perf, trace: Remove IRQ-disable from perf/tracepoint interaction
> From: Peter Zijlstra <a.p.zijlstra@chello.nl>
> Date: Wed May 19 10:52:27 CEST 2010
> 
> 
> 
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
> ---



Looks fine if we don't have nested irqs.

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Messages in current thread:

[tip:perf/core] perf/ftrace: Optimize perf/tracepoint inte ..., tip-bot for Peter Zi ..., (Tue May 18, 10:15 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Frederic Weisbecker, (Wed May 19, 12:58 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Peter Zijlstra, (Wed May 19, 1:18 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Frederic Weisbecker, (Wed May 19, 1:23 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Peter Zijlstra, (Wed May 19, 1:31 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Peter Zijlstra, (Wed May 19, 1:58 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Frederic Weisbecker, (Wed May 19, 2:06 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Peter Zijlstra, (Wed May 19, 2:12 am)

Re: [tip:perf/core] perf/ftrace: Optimize perf/tracepoint ..., Frederic Weisbecker, (Wed May 19, 2:13 am)

[tip:perf/core] perf, trace: Optimize tracepoints by remov ..., tip-bot for Peter Zi ..., (Fri May 21, 4:27 am)


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