Author: dumbbell
Date: Sat Mar 23 19:19:19 2013
New Revision: 248657
URL: http://svnweb.freebsd.org/changeset/base/248657
Log:
drm/ttm: Fix TTM buffer object refcount
This fixes memory leaks in the radeonkms driver.
Reviewed by: Konstantin Belousov (kib@)
Tested by: J.R. Oldroyd <j...@opal.com>
Modified:
head/sys/dev/drm2/ttm/ttm_bo_vm.c
Modified: head/sys/dev/drm2/ttm/ttm_bo_vm.c
==============================================================================
--- head/sys/dev/drm2/ttm/ttm_bo_vm.c Sat Mar 23 19:04:57 2013
(r248656)
+++ head/sys/dev/drm2/ttm/ttm_bo_vm.c Sat Mar 23 19:19:19 2013
(r248657)
@@ -122,9 +122,7 @@ retry:
m = NULL;
reserve:
- mtx_lock(&bo->glob->lru_lock);
- ret = ttm_bo_reserve_locked(bo, false, false, false, 0);
- mtx_unlock(&bo->glob->lru_lock);
+ ret = ttm_bo_reserve(bo, false, false, false, 0);
if (unlikely(ret != 0)) {
if (ret == -EBUSY) {
kern_yield(0);
@@ -253,10 +251,8 @@ static int
ttm_bo_vm_ctor(void *handle, vm_ooffset_t size, vm_prot_t prot,
vm_ooffset_t foff, struct ucred *cred, u_short *color)
{
- struct ttm_buffer_object *bo = handle;
*color = 0;
- (void)ttm_bo_reference(bo);
return (0);
}
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