diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2015-04-07 16:20:37 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-04-10 08:56:05 +0200 |
| commit | 35c94185c56de950110a09efd5d176292a21360b (patch) | |
| tree | c0e9eac459eecb6d0eefd80b48b03827e2ad7b3d | |
| parent | 06fbca713e8e4a04c3506a64978969be580cd077 (diff) | |
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: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index d1ca192afacc..4ec5d7e010db 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2795,8 +2795,19 @@ i915_gem_idle_work_handler(struct work_struct *work) { struct drm_i915_private *dev_priv = 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); + } } /** |