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authorChristian König <christian.koenig@amd.com>2015-07-08 09:56:14 +0200
committerAlex Deucher <alexander.deucher@amd.com>2015-07-09 11:40:10 -0400
commitdbedff05d163f8d1b4a97b91c57b939830fc235f (patch)
tree701318818432b56596b65412d27d6508ef226100 /drivers
parenteb99070b4ad105f8a516d99e95226180924eddc8 (diff)
drm/radeon: check if BO_VA is set before adding it to the invalidation list
Otherwise we try to clear BO_VAs without an address. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=91141 Signed-off-by: Christian König <christian.koenig@amd.com> Test-by: hadack@gmx.de Tested-by: Michel Dänzer <michel.daenzer@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/radeon_vm.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
index 031096599f84..48d97c040f49 100644
--- a/drivers/gpu/drm/radeon/radeon_vm.c
+++ b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -507,22 +507,21 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
tmp->bo = radeon_bo_ref(bo_va->bo);
interval_tree_remove(&bo_va->it, &vm->va);
+ spin_lock(&vm->status_lock);
bo_va->it.start = 0;
bo_va->it.last = 0;
-
- spin_lock(&vm->status_lock);
list_del_init(&bo_va->vm_status);
list_add(&tmp->vm_status, &vm->freed);
spin_unlock(&vm->status_lock);
}
if (soffset || eoffset) {
+ spin_lock(&vm->status_lock);
bo_va->it.start = soffset;
bo_va->it.last = eoffset - 1;
- interval_tree_insert(&bo_va->it, &vm->va);
- spin_lock(&vm->status_lock);
list_add(&bo_va->vm_status, &vm->cleared);
spin_unlock(&vm->status_lock);
+ interval_tree_insert(&bo_va->it, &vm->va);
}
bo_va->flags = flags;
@@ -1156,7 +1155,8 @@ void radeon_vm_bo_invalidate(struct radeon_device *rdev,
list_for_each_entry(bo_va, &bo->va, bo_list) {
spin_lock(&bo_va->vm->status_lock);
- if (list_empty(&bo_va->vm_status))
+ if (list_empty(&bo_va->vm_status) &&
+ (bo_va->it.start || bo_va->it.last))
list_add(&bo_va->vm_status, &bo_va->vm->invalidated);
spin_unlock(&bo_va->vm->status_lock);
}