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drm/nouveau: Don't take dev->struct_mutex in ttm_fini

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This is only called in driver load/unload paths, no need to grab any
locks at all. Also, ttm takes care of itself anyway.

Cc: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
This commit is contained in:
Daniel Vetter 2015-07-09 23:32:45 +02:00
parent 648a4ce7ca
commit c325f88d7d
1 changed files with 0 additions and 2 deletions
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2
drivers/gpu/drm/nouveau/nouveau_ttm.c
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@ -424,10 +424,8 @@ nouveau_ttm_init(struct nouveau_drm *drm)
void void
nouveau_ttm_fini(struct nouveau_drm *drm) nouveau_ttm_fini(struct nouveau_drm *drm)
{ {
mutex_lock(&drm->dev->struct_mutex);
ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_VRAM); ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_VRAM);
ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_TT); ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_TT);
mutex_unlock(&drm->dev->struct_mutex);
ttm_bo_device_release(&drm->ttm.bdev); ttm_bo_device_release(&drm->ttm.bdev);