From: Chris Wilson <chris@chris-wilson.co.uk>
To: Daniel Vetter <daniel@ffwll.ch>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 27/49] drm/i915: Use a separate slab for requests
Date: Fri, 27 Mar 2015 14:27:42 +0000 [thread overview]
Message-ID: <20150327142742.GE28765@nuc-i3427.alporthouse.com> (raw)
In-Reply-To: <20150327142008.GB23521@phenom.ffwll.local>
On Fri, Mar 27, 2015 at 03:20:08PM +0100, Daniel Vetter wrote:
> On Fri, Mar 27, 2015 at 11:01:59AM +0000, Chris Wilson wrote:
> > requests are even more frequently allocated than objects and equally
> > benefit from having a dedicated slab.
> >
> > Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
>
> vmas, while we're at it?
As a second patch probably. The test cases I was looking at stressed
requests rather than ctx. Though if we get a lightweight full-ppgtt,
there are a few synmark that would definitely benefit from a vmas slab.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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next prev parent reply other threads:[~2015-03-27 14:27 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-27 11:01 A picking of low hanging fruit Chris Wilson
2015-03-27 11:01 ` [PATCH 01/49] drm/i915: Cache last obj->pages location for i915_gem_object_get_page() Chris Wilson
2015-03-27 11:01 ` [PATCH 02/49] drm/i915: Agressive downclocking on Baytrail Chris Wilson
2015-04-02 11:21 ` Deepak S
2015-03-27 11:01 ` [PATCH 03/49] drm/i915: Fix computation of last_adjustment for RPS autotuning Chris Wilson
2015-03-27 11:01 ` [PATCH 04/49] drm/i915: Add i915_gem_request_unreference__unlocked Chris Wilson
2015-03-27 16:42 ` Tvrtko Ursulin
2015-03-27 11:01 ` [PATCH 05/49] drm/i915: Fix race on unreferencing the wrong mmio-flip-request Chris Wilson
2015-03-27 11:01 ` [PATCH 06/49] drm/i915: Boost GPU frequency if we detect outstanding pageflips Chris Wilson
2015-03-27 11:01 ` [PATCH 07/49] drm/i915: Deminish contribution of wait-boosting from clients Chris Wilson
2015-03-27 11:01 ` [PATCH 08/49] drm/i915: Re-enable RPS wait-boosting for all engines Chris Wilson
2015-04-02 11:09 ` Deepak S
2015-04-02 11:39 ` Chris Wilson
2015-03-27 11:01 ` [PATCH 09/49] drm/i915: Split i915_gem_batch_pool into its own header Chris Wilson
2015-03-27 11:01 ` [PATCH 10/49] drm/i915: Tidy batch pool logic Chris Wilson
2015-03-27 11:59 ` Tvrtko Ursulin
2015-03-27 11:01 ` [PATCH 11/49] drm/i915: Split the batch pool by engine Chris Wilson
2015-03-27 11:01 ` [PATCH 12/49] drm/i915: Free batch pool when idle Chris Wilson
2015-03-27 11:01 ` [PATCH 13/49] drm/i915: Split batch pool into size buckets Chris Wilson
2015-03-27 11:01 ` [PATCH 14/49] drm/i915: Include active flag when describing objects in debugfs Chris Wilson
2015-03-27 11:01 ` [PATCH 15/49] drm/i915: Suppress empty lines from debugfs/i915_gem_objects Chris Wilson
2015-03-27 11:01 ` [PATCH 16/49] drm/i915: Optimistically spin for the request completion Chris Wilson
2015-03-27 11:42 ` Tvrtko Ursulin
2015-03-27 11:01 ` [PATCH 17/49] drm/i915: Implement inter-engine read-read optimisations Chris Wilson
2015-03-30 13:52 ` Tvrtko Ursulin
2015-03-30 14:09 ` Chris Wilson
2015-03-30 14:45 ` Tvrtko Ursulin
2015-03-30 15:07 ` Chris Wilson
2015-03-27 11:01 ` [PATCH 18/49] drm/i915: Reduce frequency of unspecific HSW reg debugging Chris Wilson
2015-03-27 15:34 ` Paulo Zanoni
2015-03-27 16:12 ` Chris Wilson
2015-03-30 19:15 ` Paulo Zanoni
2015-03-27 11:01 ` [PATCH 19/49] drm/i915: Record ring->start address in error state Chris Wilson
2015-03-27 11:01 ` [PATCH 20/49] drm/i915: Use simpler form of spin_lock_irq(execlist_lock) Chris Wilson
2015-03-27 11:01 ` [PATCH 21/49] drm/i915: Use the global runtime-pm wakelock for a busy GPU for execlists Chris Wilson
2015-03-27 14:19 ` Daniel Vetter
2015-03-27 14:25 ` Chris Wilson
2015-03-27 11:01 ` [PATCH 22/49] drm/i915: Map the execlists context regs once during pinning Chris Wilson
2015-03-27 11:01 ` [PATCH 23/49] drm/i915: Remove vestigal DRI1 ring quiescing code Chris Wilson
2015-03-27 11:01 ` [PATCH 24/49] drm/i915: Tidy execlist submission Chris Wilson
2015-03-27 11:01 ` [PATCH 25/49] drm/i915: Move the execlists retirement to the right spot Chris Wilson
2015-03-27 11:01 ` [PATCH 26/49] drm/i915: Map the ringbuffer using WB on LLC machines Chris Wilson
2015-03-27 11:01 ` [PATCH 27/49] drm/i915: Use a separate slab for requests Chris Wilson
2015-03-27 14:20 ` Daniel Vetter
2015-03-27 14:27 ` Chris Wilson [this message]
2015-03-27 11:02 ` [PATCH 28/49] drm/i915: Use the new rq->i915 field where appropriate Chris Wilson
2015-03-27 11:02 ` [PATCH 29/49] drm/i915: Reduce the pointer dance of i915_is_ggtt() Chris Wilson
2015-03-27 14:26 ` Daniel Vetter
2015-03-27 11:02 ` [PATCH 30/49] drm/i915: Squash more pointer indirection for i915_is_gtt Chris Wilson
2015-03-27 11:02 ` [PATCH 31/49] drm/i915: Reduce locking in execlist command submission Chris Wilson
2015-03-27 11:40 ` Tvrtko Ursulin
2015-03-27 11:47 ` Chris Wilson
2015-03-27 11:54 ` Tvrtko Ursulin
2015-03-27 14:15 ` Daniel Vetter
2015-03-27 11:02 ` [PATCH 32/49] drm/i915: Reduce more " Chris Wilson
2015-03-27 11:02 ` [PATCH 33/49] drm/i915: Reduce locking in gen8 IRQ handler Chris Wilson
2015-03-27 14:13 ` Daniel Vetter
2015-03-27 14:14 ` Chris Wilson
2015-03-27 11:02 ` [PATCH 34/49] drm/i915: Tidy " Chris Wilson
2015-03-27 11:02 ` [PATCH 35/49] drm/i915: Remove request retirement before each batch Chris Wilson
2015-03-27 11:02 ` [PATCH 36/49] drm/i915: Cache the GGTT offset for the execlists context Chris Wilson
2015-03-27 11:02 ` [PATCH 37/49] drm/i915: Prefer to check for idleness in worker rather than sync-flush Chris Wilson
2015-03-27 11:02 ` [PATCH 38/49] drm/i915: Skip allocating shadow batch for 0-length batches Chris Wilson
2015-03-27 14:28 ` Daniel Vetter
2015-03-30 12:02 ` Chris Wilson
2015-03-30 14:59 ` Daniel Vetter
2015-03-27 11:02 ` [PATCH 39/49] drm/i915: Remove request->uniq Chris Wilson
2015-03-27 11:02 ` [PATCH 40/49] drm/i915: Cache the reset_counter for the request Chris Wilson
2015-03-27 11:02 ` [PATCH 41/49] drm/i915: Allocate context objects from stolen Chris Wilson
2015-03-27 11:02 ` [PATCH 42/49] drm/i915: Introduce an internal allocator for disposable private objects Chris Wilson
2015-03-27 11:02 ` [PATCH 43/49] drm/i915: Do not zero initialise page tables Chris Wilson
2015-04-07 14:46 ` Mika Kuoppala
2015-04-07 15:00 ` Chris Wilson
2015-03-27 11:02 ` [PATCH 44/49] drm/i915: The argument for postfix is redundant Chris Wilson
2015-03-27 11:02 ` [PATCH 45/49] drm/i915: Record the position of the start of the request Chris Wilson
2015-03-27 11:02 ` [PATCH 46/49] drm/i915: Cache the execlist ctx descriptor Chris Wilson
2015-03-27 11:02 ` [PATCH 47/49] drm/i915: Treat ringbuffer writes as write to normal memory Chris Wilson
2015-03-27 11:02 ` [PATCH 48/49] drm/i915: Eliminate vmap overhead for cmd parser Chris Wilson
2015-03-27 11:02 ` [PATCH 49/49] drm/i915: Cache last cmd descriptor when parsing Chris Wilson
2015-03-28 6:21 ` shuang.he
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