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vk: Improve flush queue sync between cell threads

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This commit is contained in:
kd-11 2017-05-21 19:53:21 +03:00
parent 786bcb0d1b
commit ccb23d70a5
2 changed files with 10 additions and 4 deletions
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11
rpcs3/Emu/RSX/VK/VKGSRender.cpp
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@ -664,9 +664,12 @@ bool VKGSRender::on_access_violation(u32 address, bool is_writing)
//Just stall and get what we have at this point
if (std::this_thread::get_id() != rsx_thread)
{
//TODO: Guard this when the renderer is flushing the command queue, might deadlock otherwise
m_flush_commands = true;
m_queued_threads++;
{
std::lock_guard<std::mutex> lock(m_flush_queue_mutex);
m_flush_commands = true;
m_queued_threads++;
}
//This is awful!
while (m_flush_commands) _mm_pause();
@ -1200,6 +1203,8 @@ void VKGSRender::do_local_task()
{
if (m_flush_commands)
{
std::lock_guard<std::mutex> lock(m_flush_queue_mutex);
//TODO: Determine if a hard sync is necessary
//Pipeline barriers later may do a better job synchronizing than wholly stalling the pipeline
flush_command_queue();

3
rpcs3/Emu/RSX/VK/VKGSRender.h
View File

@ -164,8 +164,9 @@ private:
bool m_flush_draw_buffers = false;
s32 m_last_flushable_cb = -1;
std::mutex m_flush_queue_mutex;
std::atomic<bool> m_flush_commands = false;
std::atomic<int> m_queued_threads = 0;
std::atomic<int> m_queued_threads = { 0 };
std::thread::id rsx_thread;