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LV2: Fix sys_ppu_thread_start gate freezing PPU threads (#19707)

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Antonino Di Guardo
2026-10-06 15:59:20 +00:00
committed by GitHub
parent 532b6520b4
commit 8e4659a6cb
1 changed files with 3 additions and 2 deletions
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rpcs3/Emu/Cell/PPUThread.cpp
+3 -2
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@@ -2547,9 +2547,10 @@ void ppu_thread::cpu_task()
{
// The caller of sys_ppu_thread_start has higher or equal priority and waits for the exchange above:
// let it leave the syscall and run its first instructions before this thread starts
// Bounded, as it may enter another syscall right away (e.g. joining this thread), and ended on suspension, which cannot be acknowledged here
if (const auto caller = idm::get_unlocked<named_thread<ppu_thread>>(caller_id))
{
while (!is_stopped())
for (const u64 wait_start = get_system_time(); !is_stopped() && cpu_flag::suspend - state && get_system_time() - wait_start < 1000;)
{
const auto caller_state = +caller->state;
@@ -2564,7 +2565,7 @@ void ppu_thread::cpu_task()
{
constexpr u64 caller_head_start_us = 10;
for (const u64 start = get_system_time(); !is_stopped() && get_system_time() - start < caller_head_start_us;)
for (const u64 start = get_system_time(); !is_stopped() && cpu_flag::suspend - state && get_system_time() - start < caller_head_start_us;)
{
std::this_thread::yield();
}