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Kernel: Set the colonel task to low priority.

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This gives it a smaller time slice, improving responsiveness.
This commit is contained in:
Andreas Kling 2019-03-23 22:22:01 +01:00
parent 8501fdc6f5
commit 6416123cfb
1 changed files with 2 additions and 5 deletions
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7
Kernel/Scheduler.cpp
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@ -294,11 +294,6 @@ void Scheduler::switch_now()
bool Scheduler::context_switch(Thread& thread) bool Scheduler::context_switch(Thread& thread)
{ {
thread.set_ticks_left(time_slice_for(thread.process().priority())); thread.set_ticks_left(time_slice_for(thread.process().priority()));
// FIXME(Thread): This is such a hack.
if (&thread == &s_colonel_process->main_thread())
thread.set_ticks_left(1);
thread.did_schedule(); thread.did_schedule();
if (current == &thread) if (current == &thread)
@ -386,6 +381,8 @@ void Scheduler::initialize()
s_redirection.selector = gdt_alloc_entry(); s_redirection.selector = gdt_alloc_entry();
initialize_redirection(); initialize_redirection();
s_colonel_process = Process::create_kernel_process("colonel", nullptr); s_colonel_process = Process::create_kernel_process("colonel", nullptr);
// Make sure the colonel uses a smallish time slice.
s_colonel_process->set_priority(Process::LowPriority);
load_task_register(s_redirection.selector); load_task_register(s_redirection.selector);
} }