diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index f86c84427778..00f46b0e076d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -164,10 +164,13 @@ static int amdgpu_gtt_mgr_new(struct ttm_mem_type_manager *man, spin_unlock(&mgr->lock); node = kzalloc(sizeof(*node), GFP_KERNEL); - if (!node) - return -ENOMEM; + if (!node) { + r = -ENOMEM; + goto err_out; + } node->start = AMDGPU_BO_INVALID_OFFSET; + node->size = mem->num_pages; mem->mm_node = node; if (place->fpfn || place->lpfn || place->flags & TTM_PL_FLAG_TOPDOWN) { @@ -175,12 +178,20 @@ static int amdgpu_gtt_mgr_new(struct ttm_mem_type_manager *man, if (unlikely(r)) { kfree(node); mem->mm_node = NULL; + r = 0; + goto err_out; } } else { mem->start = node->start; } return 0; +err_out: + spin_lock(&mgr->lock); + mgr->available += mem->num_pages; + spin_unlock(&mgr->lock); + + return r; } /** |