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authorBas Nieuwenhuizen <[email protected]>2017-02-16 20:52:24 +0100
committerBas Nieuwenhuizen <[email protected]>2017-02-17 09:28:14 +0100
commitf4487016226c3337fa5fb2244c75ce298093c3ce (patch)
treef9d19221d53754a3f3898e06dcc7b6ec6c254be9 /src
parentfccbad73effc88011b2236e042ad749c8bc15abd (diff)
radv: Never try to create more than max_sets descriptor sets.
We only use the freed ones after all free space has been used. If the app only allocates small descriptor sets, we might go over max_sets before the memory is full. Signed-off-by: Bas Nieuwenhuizen <[email protected]> Reviewed-by: Dave Airlie <[email protected]> CC: <[email protected]> Fixes: f4e499ec79147f4172f3669ae9dafd941aaeeb65
Diffstat (limited to 'src')
-rw-r--r--src/amd/vulkan/radv_descriptor_set.c7
-rw-r--r--src/amd/vulkan/radv_private.h1
2 files changed, 6 insertions, 2 deletions
diff --git a/src/amd/vulkan/radv_descriptor_set.c b/src/amd/vulkan/radv_descriptor_set.c
index 6d89d601de0..81291d10037 100644
--- a/src/amd/vulkan/radv_descriptor_set.c
+++ b/src/amd/vulkan/radv_descriptor_set.c
@@ -275,12 +275,13 @@ radv_descriptor_set_create(struct radv_device *device,
uint32_t layout_size = align_u32(layout->size, 32);
set->size = layout->size;
if (!cmd_buffer) {
- if (pool->current_offset + layout_size <= pool->size) {
+ if (pool->current_offset + layout_size <= pool->size &&
+ pool->allocated_sets < pool->max_sets) {
set->bo = pool->bo;
set->mapped_ptr = (uint32_t*)(pool->mapped_ptr + pool->current_offset);
set->va = device->ws->buffer_get_va(set->bo) + pool->current_offset;
pool->current_offset += layout_size;
-
+ ++pool->allocated_sets;
} else {
int entry = pool->free_list, prev_entry = -1;
uint32_t offset;
@@ -417,6 +418,7 @@ VkResult radv_CreateDescriptorPool(
pool->full_list = 0;
pool->free_nodes[max_sets - 1].next = -1;
pool->max_sets = max_sets;
+ pool->allocated_sets = 0;
for (int i = 0; i + 1 < max_sets; ++i)
pool->free_nodes[i].next = i + 1;
@@ -494,6 +496,7 @@ VkResult radv_ResetDescriptorPool(
radv_descriptor_set_destroy(device, pool, set, false);
}
+ pool->allocated_sets = 0;
pool->current_offset = 0;
pool->free_list = -1;
pool->full_list = 0;
diff --git a/src/amd/vulkan/radv_private.h b/src/amd/vulkan/radv_private.h
index 7b1d8fb1f45..9c326dcef83 100644
--- a/src/amd/vulkan/radv_private.h
+++ b/src/amd/vulkan/radv_private.h
@@ -564,6 +564,7 @@ struct radv_descriptor_pool {
int free_list;
int full_list;
uint32_t max_sets;
+ uint32_t allocated_sets;
struct radv_descriptor_pool_free_node free_nodes[];
};