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Kernel: Port wait to ThreadBlocker

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This commit is contained in:
Robin Burchell 2019-07-18 18:05:19 +02:00 • committed by Andreas Kling
commit 782e4ee6e1
Notes: sideshowbarker 2024-07-19 13:09:57 +09:00
4 changed files with 43 additions and 31 deletions
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14
Kernel/Thread.h
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@ -65,7 +65,6 @@ public:
__Begin_Blocked_States__,
BlockedLurking,
BlockedWait,
BlockedSignal,
BlockedCondition,
__End_Blocked_States__
@ -147,6 +146,16 @@ public:
const Vector<int>& m_select_exceptional_fds;
};
class ThreadBlockerWait : public ThreadBlocker {
public:
ThreadBlockerWait(int wait_options, pid_t& waitee_pid);
virtual bool should_unblock(Thread&, time_t, long) override;
private:
int m_wait_options { 0 };
pid_t& m_waitee_pid;
};
void did_schedule() { ++m_times_scheduled; }
u32 times_scheduled() const { return m_times_scheduled; }
@ -164,7 +173,6 @@ public:
TSS32& tss() { return m_tss; }
State state() const { return m_state; }
u32 ticks() const { return m_ticks; }
pid_t waitee_pid() const { return m_waitee_pid; }
u64 sleep(u32 ticks);
void block(Thread::State);
@ -250,8 +258,6 @@ private:
u32 m_kernel_stack_base { 0 };
RefPtr<Region> m_kernel_stack_region;
RefPtr<Region> m_kernel_stack_for_signal_handler_region;
pid_t m_waitee_pid { -1 };
int m_wait_options { 0 };
SignalActionData m_signal_action_data[32];
Region* m_signal_stack_user_region { nullptr };
OwnPtr<ThreadBlocker> m_blocker;