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author | Chris Wilson <chris@chris-wilson.co.uk> | 2017-07-05 15:26:32 +0100 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2017-07-06 11:50:52 +0100 |
commit | ddfc925851b4f0ae36b21a5b545e4002c4259c42 (patch) | |
tree | ccda1654bfd7f00dc60c96ee74a9140b5413d679 | |
parent | e4d5dc218c4a1d1f555448825f5a8d7b1ac82959 (diff) | |
download | linux-stable-ddfc925851b4f0ae36b21a5b545e4002c4259c42.tar.gz linux-stable-ddfc925851b4f0ae36b21a5b545e4002c4259c42.tar.bz2 linux-stable-ddfc925851b4f0ae36b21a5b545e4002c4259c42.zip |
drm/i915: Move stale context reaping to common i915_gem_context_create
We need to reap the stale contexts for all new contexts, be they created
by user in i915_gem_context_ioctl or from opening a new file in
i915_gem_context_open. Both paths may be called very frequently
accumulating many stale contexts before any worker has a chance to run
and free their memory.
Fixes: 1acfc104cdf8 ("drm/i915: Enable rcu-only context lookups")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170705142634.18554-2-chris@chris-wilson.co.uk
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 98d2ce98f467..c58a95c33c25 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -383,6 +383,10 @@ i915_gem_create_context(struct drm_i915_private *dev_priv, lockdep_assert_held(&dev_priv->drm.struct_mutex); + /* Reap stale contexts */ + i915_gem_retire_requests(dev_priv); + contexts_free(dev_priv); + ctx = __create_hw_context(dev_priv, file_priv); if (IS_ERR(ctx)) return ctx; @@ -989,10 +993,6 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data, if (ret) return ret; - /* Reap stale contexts */ - i915_gem_retire_requests(dev_priv); - contexts_free(dev_priv); - ctx = i915_gem_create_context(dev_priv, file_priv); mutex_unlock(&dev->struct_mutex); if (IS_ERR(ctx)) |