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vk/allocator: Assert that block_pool_grow succeeds

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This commit is contained in:
Jason Ekstrand 2015-05-18 15:46:42 -07:00
parent 28804fb9e4
commit 682d11a6e8
1 changed files with 7 additions and 2 deletions
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9
src/vulkan/allocator.c
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@ -313,20 +313,25 @@ anv_block_pool_alloc(struct anv_block_pool *pool)
uint32_t offset, block, size;
/* Try free list first. */
if (anv_free_list_pop(&pool->free_list, &pool->map, &offset))
if (anv_free_list_pop(&pool->free_list, &pool->map, &offset)) {
assert(pool->map);
return offset;
}
restart:
size = pool->size;
block = __sync_fetch_and_add(&pool->next_block, pool->block_size);
if (block < size) {
assert(pool->map);
return block;
} else if (block == size) {
/* We allocated the first block outside the pool, we have to grow it.
* pool->next_block acts a mutex: threads who try to allocate now will
* get block indexes above the current limit and hit futex_wait
* below. */
anv_block_pool_grow(pool);
int err = anv_block_pool_grow(pool);
assert(err == 0);
(void) err;
futex_wake(&pool->size, INT_MAX);
} else {
futex_wait(&pool->size, size);