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SubjectRe: [PATCH 0/5] perf: add two new features
On 28/06/2013 6:27 p.m., Peter Zijlstra wrote:
> On Fri, Jun 28, 2013 at 04:22:16PM +0300, Adrian Hunter wrote:
>> Hi
>>
>> Please consider these two new perf features:
>> x86: add ability to calculate TSC from perf sample timestamps
>> perf: add 'keep tracking' flag to PERF_EVENT_IOC_DISABLE
>
> Please explain to us why you'd like to do this..

I will see what information I can dig up. The short answer is that I
need to disable and re-enable a perf event but still be able to map IPs
to their DSOs and symbols - which means not losing mmap events.


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