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Kernel: Optimize process stopping

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Bananymous
2026-06-26 01:48:36 +03:00
parent 040bdea08e
commit fc1a6cacdc
2 changed files with 10 additions and 8 deletions
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3
kernel/kernel/Process.cpp
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@@ -2983,6 +2983,9 @@ namespace Kernel
void Process::wait_while_stopped() void Process::wait_while_stopped()
{ {
if (!m_stopped) [[likely]]
return;
for (;;) for (;;)
{ {
while (Thread::current().will_exit_because_of_signal()) while (Thread::current().will_exit_because_of_signal())

15
kernel/kernel/Thread.cpp
View File

@@ -609,16 +609,15 @@ namespace Kernel
SpinLockGuard _2(m_process->m_signal_lock); SpinLockGuard _2(m_process->m_signal_lock);
const uint64_t process_signal_pending_mask = m_process->m_signal_pending_mask; const uint64_t process_signal_pending_mask = m_process->m_signal_pending_mask;
const uint64_t full_pending_mask = m_signal_pending_mask | process_signal_pending_mask; const uint64_t full_pending_mask = (m_signal_pending_mask | process_signal_pending_mask) & ~m_signal_block_mask;
for (signal = _SIGMIN; signal <= _SIGMAX; signal++) if (full_pending_mask == 0) [[likely]]
{
const uint64_t mask = 1ull << signal;
if ((full_pending_mask & mask) && !(m_signal_block_mask & mask))
break;
}
if (signal > _SIGMAX)
return false; return false;
for (signal = _SIGMIN; signal <= _SIGMAX; signal++)
if (full_pending_mask & (1ull << signal))
break;
ASSERT(signal <= _SIGMAX);
if (process_signal_pending_mask & (1ull << signal)) if (process_signal_pending_mask & (1ull << signal))
signal_info = m_process->m_signal_infos[signal]; signal_info = m_process->m_signal_infos[signal];
else else