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drm/i915: kill pointless clearing of dev_priv->hws_map
We kzalloc dev_priv, and we never use hws_map in intel_ringbuffer.c. Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -890,7 +890,6 @@ i915_dispatch_execbuffer(struct intel_ring_buffer *ring,
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static void cleanup_status_page(struct intel_ring_buffer *ring)
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{
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drm_i915_private_t *dev_priv = ring->dev->dev_private;
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struct drm_i915_gem_object *obj;
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obj = ring->status_page.obj;
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@ -901,14 +900,11 @@ static void cleanup_status_page(struct intel_ring_buffer *ring)
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i915_gem_object_unpin(obj);
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drm_gem_object_unreference(&obj->base);
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ring->status_page.obj = NULL;
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memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
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}
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static int init_status_page(struct intel_ring_buffer *ring)
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{
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struct drm_device *dev = ring->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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struct drm_i915_gem_object *obj;
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int ret;
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@ -929,7 +925,6 @@ static int init_status_page(struct intel_ring_buffer *ring)
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ring->status_page.gfx_addr = obj->gtt_offset;
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ring->status_page.page_addr = kmap(obj->pages[0]);
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if (ring->status_page.page_addr == NULL) {
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memset(&dev_priv->hws_map, 0, sizeof(dev_priv->hws_map));
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goto err_unpin;
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}
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ring->status_page.obj = obj;
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