From: Alexander Shishkin <alexander.shishkin@linux.intel.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
linux-kernel@vger.kernel.org, jolsa@redhat.com,
alexander.shishkin@linux.intel.com
Subject: Re: [PATCH v1 4/6] perf: Allow using AUX data in perf samples
Date: Thu, 26 Sep 2019 15:04:43 +0300 [thread overview]
Message-ID: <87blv75kmc.fsf@ashishki-desk.ger.corp.intel.com> (raw)
In-Reply-To: <87lfw234ew.fsf@ashishki-desk.ger.corp.intel.com>
Alexander Shishkin <alexander.shishkin@linux.intel.com> writes:
> Peter Zijlstra <peterz@infradead.org> writes:
>
>> On Tue, Jun 19, 2018 at 01:47:25PM +0300, Alexander Shishkin wrote:
>>> Right, the SW stuff may then race with event_function_call() stuff. Hmm.
>>> For the HW stuff, I'm hoping that some kind of a sleight of hand may
>>> suffice. Let me think some more.
>>
>> I currently don't see how the SW driven snapshot can ever work, see my
>> comment on the last patch.
>
> Yes, this should be solved by grouping, similarly PEBS->PT.
Peter, do you have any thoughts/suggestions as to this RFC? Thanks!
Regards,
--
Alex
next prev parent reply other threads:[~2019-09-26 12:04 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-12 7:51 [PATCH v1 0/6] perf: Add AUX data sampling Alexander Shishkin
2018-06-12 7:51 ` [PATCH v1 1/6] perf: Disable PMU around address filter adjustment Alexander Shishkin
2018-06-12 20:11 ` Peter Zijlstra
2018-06-12 7:51 ` [PATCH v1 2/6] perf: Disable IRQs in address filter sync path Alexander Shishkin
2018-06-12 7:51 ` [PATCH v1 3/6] perf: Add an iterator for AUX data Alexander Shishkin
2018-06-12 7:51 ` [PATCH v1 4/6] perf: Allow using AUX data in perf samples Alexander Shishkin
2018-06-14 19:25 ` Peter Zijlstra
2018-06-14 19:39 ` Peter Zijlstra
2018-06-19 10:51 ` Alexander Shishkin
2018-06-14 19:30 ` Peter Zijlstra
2018-06-14 19:47 ` Peter Zijlstra
2018-06-19 11:00 ` Alexander Shishkin
2018-06-14 20:03 ` Peter Zijlstra
2018-06-14 20:20 ` Peter Zijlstra
2018-06-19 10:47 ` Alexander Shishkin
2018-06-21 20:16 ` Peter Zijlstra
2018-10-02 14:00 ` Alexander Shishkin
2019-08-09 12:32 ` Alexander Shishkin
2019-09-26 12:04 ` Alexander Shishkin [this message]
2019-09-26 14:44 ` Peter Zijlstra
2019-09-30 11:50 ` Alexander Shishkin
2018-06-12 7:51 ` [PATCH v1 5/6] perf: Drop PERF_FLAG_FD_OUTPUT Alexander Shishkin
2018-06-12 7:51 ` [PATCH v1 6/6] perf: Allow set-output for task contexts of different types Alexander Shishkin
2018-06-14 19:36 ` Peter Zijlstra
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87blv75kmc.fsf@ashishki-desk.ger.corp.intel.com \
--to=alexander.shishkin@linux.intel.com \
--cc=acme@redhat.com \
--cc=jolsa@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox