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Kernel: Cleanup sys_sleep() and TTY::read_impl

This commit is contained in:
Bananymous 2023-12-06 16:21:22 +02:00
parent 1ac831d4b1
commit deeb6d2756
2 changed files with 12 additions and 12 deletions
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16
kernel/kernel/Process.cpp
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@ -598,14 +598,16 @@ namespace Kernel
BAN::ErrorOr<long> Process::sys_sleep(int seconds) BAN::ErrorOr<long> Process::sys_sleep(int seconds)
{ {
// FIXME: this is very dumb if (seconds == 0)
return 0;
uint64_t wake_time = SystemTimer::get().ms_since_boot() + seconds * 1000; uint64_t wake_time = SystemTimer::get().ms_since_boot() + seconds * 1000;
while (SystemTimer::get().ms_since_boot() < wake_time) Scheduler::get().set_current_thread_sleeping(wake_time);
{
if (Thread::current().is_interrupted_by_signal()) uint64_t current_time = SystemTimer::get().ms_since_boot();
return BAN::Math::div_round_up<long>(wake_time - SystemTimer::get().ms_since_boot(), 1000); if (current_time < wake_time)
Scheduler::get().reschedule(); return BAN::Math::div_round_up<long>(wake_time - current_time, 1000);
}
return 0; return 0;
} }

8
kernel/kernel/Terminal/TTY.cpp
View File

@ -303,14 +303,12 @@ namespace Kernel
LockGuard _(m_lock); LockGuard _(m_lock);
while (!m_output.flush) while (!m_output.flush)
{ {
if (Thread::current().is_interrupted_by_signal())
return BAN::Error::from_errno(EINTR);
m_lock.unlock(); m_lock.unlock();
m_output.semaphore.block(); bool eintr = Thread::current().block_or_eintr(m_output.semaphore);
m_lock.lock(); m_lock.lock();
if (eintr)
return BAN::Error::from_errno(EINTR);
} }
if (Thread::current().is_interrupted_by_signal())
return BAN::Error::from_errno(EINTR);
if (m_output.bytes == 0) if (m_output.bytes == 0)
{ {