Commit a961ea73 authored by Christian König's avatar Christian König Committed by Alex Deucher

drm/amdgpu: fix userptr lockup

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarJammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: default avatarMonk Liu <monk.liu@amd.com>
parent dd08fae1
...@@ -142,6 +142,9 @@ static void amdgpu_mn_invalidate_range_start(struct mmu_notifier *mn, ...@@ -142,6 +142,9 @@ static void amdgpu_mn_invalidate_range_start(struct mmu_notifier *mn,
list_for_each_entry(bo, &node->bos, mn_list) { list_for_each_entry(bo, &node->bos, mn_list) {
if (!bo->tbo.ttm || bo->tbo.ttm->state != tt_bound)
continue;
r = amdgpu_bo_reserve(bo, true); r = amdgpu_bo_reserve(bo, true);
if (r) { if (r) {
DRM_ERROR("(%ld) failed to reserve user bo\n", r); DRM_ERROR("(%ld) failed to reserve user bo\n", r);
......
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