Re: [PATCH v2 12/15] perf record: introduce thread local variable for trace streaming

From: Alexey Budankov
Date: Tue Oct 27 2020 - 10:19:42 EST



On 27.10.2020 15:01, Jiri Olsa wrote:
> On Mon, Oct 26, 2020 at 05:11:30PM +0300, Alexei Budankov wrote:
<SNIP>
>> Why do you complain about per thread variable in this case?
>> It looks like ideally fits these specific needs.
>
> I think there's misunderstanding.. I think we should move
> samples to per thread 'thread' object and have just one
> copy of that.. and do not increase separate variables for
> thread and non-thread cases

Aw, I see. Using the same __thread object by main thread in
serial and threaded modes. That makes sense.
I will correct in v3.

Alexei