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SubjectRe: [PATCH] new irq tracer
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On Thu, 2009-02-26 at 10:11 -0500, Jason Baron wrote:
>
> Using Steve's new 'DEFINE_TRACE_FMT', I can get function graph trace
> as follows using the original two tracepoints (patch below):
>
> 3) | handle_IRQ_event() {
> 3) | /* (irq_handler_entry) irq=28 handler=eth0 */
> 3) | e1000_intr_msi() {
> 3) 2.460 us | __napi_schedule();
> 3) 9.416 us | }
> 3) | /* (irq_handler_exit) irq=28 handler=eth0 return=handled */
> 3) + 22.935 us | }
>
> thanks,
>
> -Jason
>
>
> Signed-off-by: Jason Baron <jbaron@redhat.com>

Looks good, thanks Jason!

Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>




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