[Mesa-dev] [PATCH 1/4] anv/cmd_buffer: never shrink the push constant buffer size

[Iago Toral Quiroga]

If we have to re-emit push constant data, we need to re-emit all
of it.
---
 src/intel/vulkan/anv_cmd_buffer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/intel/vulkan/anv_cmd_buffer.c 
b/src/intel/vulkan/anv_cmd_buffer.c
index 33687920a38..3e9f000f7b8 100644
--- a/src/intel/vulkan/anv_cmd_buffer.c
+++ b/src/intel/vulkan/anv_cmd_buffer.c
@@ -166,6 +166,7 @@ anv_cmd_buffer_ensure_push_constants_size(struct 
anv_cmd_buffer *cmd_buffer,
          anv_batch_set_error(&cmd_buffer->batch, VK_ERROR_OUT_OF_HOST_MEMORY);
          return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
       }
+      (*ptr)->size = size;
    } else if ((*ptr)->size < size) {
       *ptr = vk_realloc(&cmd_buffer->pool->alloc, *ptr, size, 8,
                          VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
@@ -173,8 +174,8 @@ anv_cmd_buffer_ensure_push_constants_size(struct 
anv_cmd_buffer *cmd_buffer,
          anv_batch_set_error(&cmd_buffer->batch, VK_ERROR_OUT_OF_HOST_MEMORY);
          return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
       }
+      (*ptr)->size = size;
    }
-   (*ptr)->size = size;
 
    return VK_SUCCESS;
 }
-- 
2.14.1

_______________________________________________
mesa-dev mailing list
mesa-dev@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/mesa-dev