diff options
| author | Christian König <christian.koenig@amd.com> | 2017-09-03 15:22:06 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-12 14:24:00 -0400 |
| commit | b72cf4fca2bb786e20864b5e8755105aa9626fb4 (patch) | |
| tree | 0f3f739d3fdbe0b8c2a7510689f8fdf482da295d /drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | |
| parent | 862095237c392887819e98018d6dc187d8c78726 (diff) | |
drm/amdgpu: move taking mmap_sem into get_user_pages v2
This didn't helped as intended, just simplify the code.
v2: unlock mmap_sem in the error path as well
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index f1e61b3df640..b0d45c8e6bb3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -318,8 +318,6 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data, } if (args->flags & AMDGPU_GEM_USERPTR_VALIDATE) { - down_read(¤t->mm->mmap_sem); - r = amdgpu_ttm_tt_get_user_pages(bo->tbo.ttm, bo->tbo.ttm->pages); if (r) @@ -334,8 +332,6 @@ int amdgpu_gem_userptr_ioctl(struct drm_device *dev, void *data, amdgpu_bo_unreserve(bo); if (r) goto free_pages; - - up_read(¤t->mm->mmap_sem); } r = drm_gem_handle_create(filp, gobj, &handle); |