[Bug 65922] [HSW bisected] i915 module resume time regression
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Wed Jun 19 06:34:19 PDT 2013
https://bugs.freedesktop.org/show_bug.cgi?id=65922
--- Comment #6 from Gordon Jin <gordon.jin at intel.com> ---
(In reply to comment #4)
> During resume:
>
> good -> [ 24.789721] call 0000:00:02.0+ returned 0 after 253503 usecs
> bad -> [ 31.337787] call 0000:00:02.0+ returned 0 after 38479 usecs
it looks like you make it opposite?
> So switchless is indeed doing its job in speeding up resume. So I guess we
> need to look at what happens after the kernel finishes its resume. How are
> you measuring the resume time?
Documented in QA wiki "HowtoGetResponseTime". But I think Cancan should put
details here.
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