Commit 35c94185 authored by Chris Wilson's avatar Chris Wilson Committed by Daniel Vetter

drm/i915: Free batch pool when idle

At runtime, this helps ensure that the batch pools are kept trim and
fast. Then at suspend, this releases memory that we do not need to
restore. It also ties into the oom-notifier to ensure that we recover as
much kernel memory as possible during OOM.
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarTvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 06fbca71
...@@ -2795,8 +2795,19 @@ i915_gem_idle_work_handler(struct work_struct *work) ...@@ -2795,8 +2795,19 @@ i915_gem_idle_work_handler(struct work_struct *work)
{ {
struct drm_i915_private *dev_priv = struct drm_i915_private *dev_priv =
container_of(work, typeof(*dev_priv), mm.idle_work.work); container_of(work, typeof(*dev_priv), mm.idle_work.work);
struct drm_device *dev = dev_priv->dev;
intel_mark_idle(dev);
intel_mark_idle(dev_priv->dev); if (mutex_trylock(&dev->struct_mutex)) {
struct intel_engine_cs *ring;
int i;
for_each_ring(ring, dev_priv, i)
i915_gem_batch_pool_fini(&ring->batch_pool);
mutex_unlock(&dev->struct_mutex);
}
} }
/** /**
......
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