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i965: Use bo_references for the state cache delete function.

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This appears to shave about 3% off the CPU usage in cairo-gl for firefox.
This commit is contained in:
Eric Anholt 2009-10-01 18:16:52 -07:00
parent 193dddb04e
commit 9b8d2e76c3
1 changed files with 3 additions and 17 deletions
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20
src/mesa/drivers/dri/i965/brw_state_cache.c
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@ -534,14 +534,9 @@ brw_state_cache_bo_delete(struct brw_cache *cache, dri_bo *bo)
for (i = 0; i < cache->size; i++) {
for (prev = &cache->items[i]; *prev;) {
struct brw_cache_item *c = *prev;
int j;
for (j = 0; j < c->nr_reloc_bufs; j++) {
if (c->reloc_bufs[j] == bo)
break;
}
if (j != c->nr_reloc_bufs) {
if (drm_intel_bo_references(c->bo, bo)) {
int j;
*prev = c->next;
@ -551,17 +546,8 @@ brw_state_cache_bo_delete(struct brw_cache *cache, dri_bo *bo)
free((void *)c->key);
free(c);
cache->n_items--;
/* Delete up the tree. Notably we're trying to get from
* a request to delete the surface, to deleting the surface state
* object, to deleting the binding table. We're slack and restart
* the deletion process when we do this because the other delete
* may kill our *prev.
*/
brw_state_cache_bo_delete(cache, c->bo);
prev = &cache->items[i];
} else {
prev = &(*prev)->next;
prev = &c->next;
}
}
}