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From: Daniel Vetter <daniel@ffwll.ch>
To: intel-gfx <intel-gfx@lists.freedesktop.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Subject: Re: [PATCH 4/5] drm/i915: rewrite shmem_pwrite_slow to use copy_from_user
Date: Sat, 17 Sep 2011 22:52:20 +0200	[thread overview]
Message-ID: <20110917205220.GC2856@phenom.ffwll.local> (raw)
In-Reply-To: <1316285749-30130-5-git-send-email-daniel.vetter@ffwll.ch>

On Sat, Sep 17, 2011 at 08:55:48PM +0200, Daniel Vetter wrote:
>  out:
> -	for (i = 0; i < pinned_pages; i++)
> -		page_cache_release(user_pages[i]);
> -	drm_free_large(user_pages);
> +	mutex_lock(&dev->struct_mutex);
> +	/* Fixup: Kill any reinstated backing storage pages */
> +	if (obj->madv == __I915_MADV_PURGED)
> +		i915_gem_object_truncate(obj);
> +	/* and flush dirty cachelines in case the object isn't in the cpu write
> +	 * domain anymore. */
> +	if (obj->base.write_domain != I915_GEM_DOMAIN_CPU)
> +		i915_gem_clflush_object(obj);

Meh, just noticed that I'm missing an intel_gtt_chipset_flush() here ...
-Daniel
-- 
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48

  reply	other threads:[~2011-09-17 20:51 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-17 18:55 [PATCH 0/5] Fixup pwrite/pread with gtt mmapped user addresses Daniel Vetter
2011-09-17 18:55 ` [PATCH 1/5] io-mapping: ensure io_mapping_map_atomic _is_ atomic Daniel Vetter
2011-09-17 20:43   ` Chris Wilson
2011-09-17 18:55 ` [PATCH 2/5] drm/i915: drop KM_USER0 argument to k(un)map_atomic Daniel Vetter
2011-09-17 20:44   ` Chris Wilson
2011-09-23 16:25   ` Daniel Vetter
2011-09-17 18:55 ` [PATCH 3/5] drm/i915: fall through pwrite_gtt_slow to the shmem slow path Daniel Vetter
2011-09-17 20:57   ` Chris Wilson
2011-09-20 11:35     ` Daniel Vetter
2011-10-30  8:35       ` Chris Wilson
2011-09-17 18:55 ` [PATCH 4/5] drm/i915: rewrite shmem_pwrite_slow to use copy_from_user Daniel Vetter
2011-09-17 20:52   ` Daniel Vetter [this message]
2011-09-17 21:00   ` Chris Wilson
2011-09-18  8:44     ` Daniel Vetter
2011-09-17 18:55 ` [PATCH 5/5] drm/i915: rewrite shmem_pread_slow to use copy_to_user Daniel Vetter
2011-09-17 21:04   ` Chris Wilson
2011-09-17 23:07 ` [PATCH 0/5] Fixup pwrite/pread with gtt mmapped user addresses Ben Widawsky
2011-10-20 21:14 ` Keith Packard

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