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SubjectRe: [PATCH] ARM: trace: Add tracepoint for the Inter Processor Interrupt
On Tue, 15 Oct 2013 08:26:15 +0200
Daniel Lezcano <daniel.lezcano@linaro.org> wrote:


> Mmh, I have a doubt here about the trace. I can remove the cpumask
> because it is not used but in the other hand, it would be interesting to
> have in the trace the cpumask of the recipient cpus for the IPI.
> Unfortunately, I don't know how to convert this cpumask to a string
> without using the cpumask_scnprintf which imply a more complex print trace.
>
> Do you have some advices for that ?

What's wrong with recording the cpumask into the trace buffer and then
using cpumask_scnprintf() as output? We can update trace-cmd and
libtraceevent to handle that output too.

-- Steve



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