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Fix sys_ppu_thread_detach/exit with lingering thread copies

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Eladash 2023-06-06 08:17:10 +03:00 committed by Megamouse
parent 636bde6343
commit 4af0a33f1f
1 changed files with 29 additions and 4 deletions
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33
rpcs3/Emu/Cell/lv2/sys_ppu_thread.cpp
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@ -34,6 +34,19 @@ struct ppu_thread_cleaner
ppu_thread_cleaner(const ppu_thread_cleaner&) = delete;
ppu_thread_cleaner& operator=(const ppu_thread_cleaner&) = delete;
ppu_thread_cleaner& operator=(thread_state state) noexcept
{
reader_lock lock(id_manager::g_mutex);
if (old)
{
// It is detached from IDM now so join must be done explicitly now
*static_cast<named_thread<ppu_thread>*>(old.get()) = state;
}
return *this;
}
};
void ppu_thread_exit(ppu_thread& ppu, ppu_opcode_t, be_t<u32>*, struct ppu_intrp_func*)
@ -74,10 +87,10 @@ void _sys_ppu_thread_exit(ppu_thread& ppu, u64 errorcode)
sys_ppu_thread.trace("_sys_ppu_thread_exit(errorcode=0x%llx)", errorcode);
ppu_join_status old_status;
{
// Avoid cases where cleaning causes the destructor to be called inside IDM lock scope (for performance)
std::shared_ptr<void> old_ppu;
// Avoid cases where cleaning causes the destructor to be called inside IDM lock scope (for performance)
std::shared_ptr<void> old_ppu;
{
lv2_obj::notify_all_t notify;
lv2_obj::prepare_for_sleep(ppu);
@ -130,6 +143,12 @@ void _sys_ppu_thread_exit(ppu_thread& ppu, u64 errorcode)
}
ppu_thread_exit(ppu, {}, nullptr, nullptr);
if (old_ppu)
{
// It is detached from IDM now so join must be done explicitly now
*static_cast<named_thread<ppu_thread>*>(old_ppu.get()) = thread_state::finished;
}
}
s32 sys_ppu_thread_yield(ppu_thread& ppu)
@ -239,7 +258,7 @@ error_code sys_ppu_thread_detach(ppu_thread& ppu, u32 thread_id)
CellError result = CELL_ESRCH;
idm::withdraw<named_thread<ppu_thread>>(thread_id, [&](ppu_thread& thread)
auto [ptr, _] = idm::withdraw<named_thread<ppu_thread>>(thread_id, [&](ppu_thread& thread)
{
result = thread.joiner.atomic_op([](ppu_join_status& value) -> CellError
{
@ -279,6 +298,12 @@ error_code sys_ppu_thread_detach(ppu_thread& ppu, u32 thread_id)
if (result)
{
if (result == CELL_EAGAIN)
{
// Join thread (it is detached from IDM now so it must be done explicitly now)
*ptr = thread_state::finished;
}
return result;
}