From: Dave Gordon <david.s.gordon@intel.com>
To: Mika Kuoppala <mika.kuoppala@linux.intel.com>,
Chris Wilson <chris@chris-wilson.co.uk>,
Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Daniel Vetter <daniel.vetter@intel.com>,
Intel Graphics Development <intel-gfx@lists.freedesktop.org>
Subject: Re: [PATCH] drm/i915: Actually make per-fd contexts useful
Date: Wed, 21 Jan 2015 17:28:20 +0000 [thread overview]
Message-ID: <54BFE1B4.7070604@intel.com> (raw)
In-Reply-To: <87a91c9t0i.fsf@gaia.fi.intel.com>
On 21/01/15 13:13, Mika Kuoppala wrote:
> Chris Wilson <chris@chris-wilson.co.uk> writes:
>
>> On Wed, Jan 21, 2015 at 12:11:11PM +0100, Daniel Vetter wrote:
>>> This goes back to when there was just one global context, when
>>> restoring kinda didn't make sense.
>>>
>>> Also with execlist we already have these semantics, so better to be a
>>> bit more consistent.
>>
>> Where are the benchmark results? The context switch has angered QA
>> before...
>>
>
> What if we isolate fds and context by default but then let clients
> choose, by using per-context parameter, if they are ok with leftover
> state. From other context owned by them, or optionally even from
> other clients.
>
> - Mika
And you'd also want to ask them whether they mind /their/ data leaking
out into /other/ clients' contexts :-!
.Dave.
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prev parent reply other threads:[~2015-01-21 17:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-21 11:11 [PATCH] drm/i915: Actually make per-fd contexts useful Daniel Vetter
2015-01-21 11:15 ` Chris Wilson
2015-01-21 13:13 ` Mika Kuoppala
2015-01-21 17:28 ` Dave Gordon [this message]
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