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authorChristian König <christian.koenig@amd.com>2023-01-30 15:06:36 +0300
committerChristian König <christian.koenig@amd.com>2023-02-06 14:10:17 +0300
commitf87c1f0b7b79b7a4f165750d1884da1fd29ae93c (patch)
treee92d41475e1940331e4c0cba2be1253dd931b88b /drivers/gpu/drm/radeon
parentc7ea16f6a47f9b6eca4e9cdcab8d1f587ea9e484 (diff)
downloadlinux-f87c1f0b7b79b7a4f165750d1884da1fd29ae93c.tar.xz
drm/ttm: prevent moving of pinned BOs
We have checks for this in the individual drivers move callback, but it's probably better to generally forbid that on a higher level. Also stops exporting ttm_resource_compat() since that's not necessary any more after removing the extra checks in vmwgfx. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Signed-off-by: Matthew Auld <matthew.auld@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230130120636.63765-6-matthew.auld@intel.com
Diffstat (limited to 'drivers/gpu/drm/radeon')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ttm.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 1e8e287e113c..67075c85f847 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -211,11 +211,7 @@ static int radeon_bo_move(struct ttm_buffer_object *bo, bool evict,
if (r)
return r;
- /* Can't move a pinned BO */
rbo = container_of(bo, struct radeon_bo, tbo);
- if (WARN_ON_ONCE(rbo->tbo.pin_count > 0))
- return -EINVAL;
-
rdev = radeon_get_rdev(bo->bdev);
if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) {
ttm_bo_move_null(bo, new_mem);