]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: c3551ee) | patch
drm/amdgpu: use spin_lock_irqsave to protect vm_manager.pasid_idr
authorPhilip Yang <Philip.Yang@amd.com>
Wed, 30 Jan 2019 20:21:16 +0000 (15:21 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 5 Feb 2019 23:10:24 +0000 (18:10 -0500)
commitb3219f2d20069f579f720567c9163564f117243c
tree9d30f4c625e164ab9402f0cb55dc0af1ee9f697ctree | snapshot
parentc3551eee16f86af658cc3a6c0eaf40d8f2628e87commit | diff
drm/amdgpu: use spin_lock_irqsave to protect vm_manager.pasid_idr

amdgpu_vm_get_task_info is called from interrupt handler and sched timeout
workqueue, we should use irq version spin_lock to avoid deadlock.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c diff | blob | history
Linux Kernel Source Tree.