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drm/amdgpu: fix bug occurs when bo_list is NULL

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Still need to handle ibs BO and validate them even bo_list is NULL

Signed-off-by: Monk.Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
monk.liu
2015-04-27 15:19:20 +08:00
committed by Alex Deucher
parent 7ab7e8a409
commit 840d51445f
1 changed files with 9 additions and 9 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+9 -9
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@@ -353,19 +353,19 @@ static int amdgpu_cs_parser_relocs(struct amdgpu_cs_parser *p)
{
struct amdgpu_fpriv *fpriv = p->filp->driver_priv;
struct amdgpu_cs_buckets buckets;
bool need_mmap_lock;
bool need_mmap_lock = false;
int i, r;
if (p->bo_list == NULL)
return 0;
if (p->bo_list) {
need_mmap_lock = p->bo_list->has_userptr;
amdgpu_cs_buckets_init(&buckets);
for (i = 0; i < p->bo_list->num_entries; i++)
amdgpu_cs_buckets_add(&buckets, &p->bo_list->array[i].tv.head,
p->bo_list->array[i].priority);
need_mmap_lock = p->bo_list->has_userptr;
amdgpu_cs_buckets_init(&buckets);
for (i = 0; i < p->bo_list->num_entries; i++)
amdgpu_cs_buckets_add(&buckets, &p->bo_list->array[i].tv.head,
p->bo_list->array[i].priority);
amdgpu_cs_buckets_get_list(&buckets, &p->validated);
}
amdgpu_cs_buckets_get_list(&buckets, &p->validated);
p->vm_bos = amdgpu_vm_get_bos(p->adev, &fpriv->vm,
&p->validated);