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(parent: 4e0a03f) | patch
drm/amdgpu: Fix race condition in MMU notifier release
authorFelix Kuehling <Felix.Kuehling@amd.com>
Thu, 14 Jan 2016 05:35:08 +0000 (00:35 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 16 Feb 2016 22:17:14 +0000 (17:17 -0500)
commit98e7aace4aa104b084ce5880f794224f7b0758d4
treeefe50fcd92ab123100bc50ad0e6e62475b0d7316tree | snapshot
parent4e0a03f35668468453822ed0ac51ece714c109dacommit | diff
drm/amdgpu: Fix race condition in MMU notifier release

The release notifier can get called a second time from
mmu_notifier_unregister depending on a race between
__mmu_notifier_release and amdgpu_mn_destroy. Use
mmu_notifier_unregister_no_release to avoid this.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c diff | blob | history
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