---
src/intel/vulkan/anv_allocator.c | 19 ++++++++++++++++---
1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/src/intel/vulkan/anv_allocator.c b/src/intel/vulkan/anv_allocator.c
index 0e33d1e..7a687b7 100644
--- a/src/intel/vulkan/anv_allocator.c
+++ b/src/intel/vulkan/anv_allocator.c
@@ -177,11 +177,22 @@ anv_free_list_pop(union anv_free_list *list, void **map,
int32_t *offset)
}
static void
-anv_free_list_push(union anv_free_list *list, void *map, int32_t offset)
+anv_free_list_push(union anv_free_list *list, void *map, int32_t offset,
+ uint32_t stride, uint32_t count)
{
union anv_free_list current, old, new;
int32_t *next_ptr = map + offset;
+ /* If we're returning more than one chunk, we need to build a chain to add
+ * to the list. Fortunately, we can do this without any atomics since we
+ * own everything in the chain right now. `offset` is left pointing to the
+ * head of our chain list while `next_ptr` points to the tail.
+ */
+ for (uint32_t i = 1; i < count; i++) {
+ VG_NOACCESS_WRITE(next_ptr, offset + i * stride);
+ next_ptr = map + offset + i * stride;
+ }
+
old = *list;
do {
current = old;
@@ -742,10 +753,12 @@ anv_state_pool_free_no_vg(struct anv_state_pool *pool,
struct anv_state state)
if (state.offset < 0) {
assert(state.alloc_size == pool->block_size);
anv_free_list_push(&pool->back_alloc_free_list,
- pool->block_pool.map, state.offset);
+ pool->block_pool.map, state.offset,
+ state.alloc_size, 1);
} else {
anv_free_list_push(&pool->buckets[bucket].free_list,
- pool->block_pool.map, state.offset);
+ pool->block_pool.map, state.offset,
+ state.alloc_size, 1);
}
}
--
2.5.0.400.gff86faf
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