vbatts/llama.cpp
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Reuse semaphores

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This commit is contained in:
0cc4m 2023-07-15 09:18:54 +02:00
parent 0c4d841cf1
commit ad3d28ee0a
1 changed files with 9 additions and 4 deletions
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13
ggml-vulkan.cpp
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@ -104,6 +104,7 @@ struct vk_queue {
vk::CommandPool pool;
uint32_t cmd_buffer_idx;
std::vector<vk::CommandBuffer> cmd_buffers;
uint32_t semaphore_idx;
std::vector<vk::Semaphore> semaphores;
std::mutex mutex;
};
@ -356,6 +357,7 @@ static vk_queue ggml_vk_create_queue(uint32_t queue_family_index, uint32_t queue
q.pool = vk_device.createCommandPool(command_pool_create_info_compute);
q.cmd_buffer_idx = 0;
q.semaphore_idx = 0;
q.queue = vk_device.getQueue(queue_family_index, queue_index);
@ -366,8 +368,14 @@ static vk::Semaphore ggml_vk_create_semaphore(vk_queue& q) {
#ifdef VK_DEBUG
std::cerr << "ggml_vk_create_semaphore()" << std::endl;
#endif
if (q.semaphores.size() > q.semaphore_idx) {
// Reuse semaphore
return q.semaphores[q.semaphore_idx++];
}
vk::Semaphore semaphore = vk_device.createSemaphore({});
q.semaphores.push_back(semaphore);
q.semaphore_idx++;
return semaphore;
}
@ -378,10 +386,7 @@ static void ggml_vk_queue_cleanup(vk_queue& q) {
#endif
q.queue.waitIdle();
for (auto semaphore : q.semaphores) {
vk_device.destroySemaphore(semaphore);
}
q.semaphores.clear();
q.semaphore_idx = 0;
vk_device.resetCommandPool(q.pool);
q.cmd_buffer_idx = 0;