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SubjectRe: [PATCH v0 13/71] perf tools: Add machine__get_thread_pid()
On 11/12/13 21:28, David Ahern wrote:
> On 12/11/13, 5:36 AM, Alexander Shishkin wrote:
>> From: Adrian Hunter <adrian.hunter@intel.com>
>>
>> Add a function to get the pid from the tid.
>>
>> This is needed when using the sched_switch
>> tracepoint to follow object code execution.
>> sched_switch identifies the thread but, to
>> find the process mmaps, we need the process
>> pid.
>
> Are you looking up the current or next task? If the former why not use
> sample->pid rather than parsing the sched_switch tracepoint?

Next pid unfortunately.



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