Ladybird/ladybird
1
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-06-11 10:18:15 +09:00
Code Activity

Kernel: Require a reason to be passed to Thread::wait_on

Browse source 
The Lock class still permits no reason, but for everything else
require a reason to be passed to Thread::wait_on. This makes it
easier to diagnose why a Thread is in Queued state.
This commit is contained in:
Tom 2020-07-04 15:55:20 -06:00 • committed by Andreas Kling
parent 0c4b0c0312
commit 788b2d64c6
Notes: sideshowbarker 2024-07-19 05:07:41 +09:00
11 changed files with 19 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Kernel/Thread.cpp
View file

@ -852,7 +852,7 @@ const LogStream& operator<<(const LogStream& stream, const Thread& value)
return stream << value.process().name() << "(" << value.pid() << ":" << value.tid() << ")";
}
Thread::BlockResult Thread::wait_on(WaitQueue& queue, timeval* timeout, Atomic<bool>* lock, Thread* beneficiary, const char* reason)
Thread::BlockResult Thread::wait_on(WaitQueue& queue, const char* reason, timeval* timeout, Atomic<bool>* lock, Thread* beneficiary)
{
TimerId timer_id {};
u32 prev_crit;
@ -864,6 +864,7 @@ Thread::BlockResult Thread::wait_on(WaitQueue& queue, timeval* timeout, Atomic<b
if (lock)
*lock = false;
set_state(State::Queued);
m_wait_reason = reason;
queue.enqueue(*Thread::current());
@ -899,6 +900,7 @@ void Thread::wake_from_queue()
{
ScopedSpinLock lock(g_scheduler_lock);
ASSERT(state() == State::Queued);
m_wait_reason = nullptr;
if (this != Thread::current())
set_state(State::Runnable);
else