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[kernel] Change kernel log levels

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The kernel log levels are now numerically reversed so that more-verbose
levels can be added to the end. Replaced 'debug' with 'verbose', and
added new 'spam' level.
This commit is contained in:
Justin C. Miller
2022-09-25 17:25:43 -07:00
parent 7b8fd76af0
commit 11b61ab345
20 changed files with 115 additions and 110 deletions
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22
src/kernel/scheduler.cpp
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@@ -78,10 +78,10 @@ scheduler::create_kernel_task(void (*task)(), uint8_t priority, bool constant)
th->set_state(thread::state::ready);
log::debug(logs::task, "Creating kernel task: thread %llx pri %d", th->koid(), tcb->priority);
log::debug(logs::task, " RSP0 %016lx", tcb->rsp0);
log::debug(logs::task, " RSP %016lx", tcb->rsp);
log::debug(logs::task, " PML4 %016lx", tcb->pml4);
log::verbose(logs::task, "Creating kernel task: thread %llx pri %d", th->koid(), tcb->priority);
log::verbose(logs::task, " RSP0 %016lx", tcb->rsp0);
log::verbose(logs::task, " RSP %016lx", tcb->rsp);
log::verbose(logs::task, " PML4 %016lx", tcb->pml4);
}
uint32_t
@@ -157,7 +157,7 @@ scheduler::prune(run_queue &queue, uint64_t now)
delete &p;
} else {
queue.blocked.remove(remove);
log::debug(logs::sched, "Prune: readying unblocked thread %llx", th->koid());
log::spam(logs::sched, "Prune: readying unblocked thread %llx", th->koid());
queue.ready[remove->priority].push_back(remove);
}
}
@@ -186,7 +186,7 @@ scheduler::check_promotions(run_queue &queue, uint64_t now)
tcb->priority -= 1;
tcb->time_left = quantum(tcb->priority);
queue.ready[tcb->priority].push_back(tcb);
log::info(logs::sched, "Scheduler promoting thread %llx, priority %d",
log::verbose(logs::sched, "Scheduler promoting thread %llx, priority %d",
th->koid(), tcb->priority);
}
}
@@ -236,7 +236,7 @@ scheduler::steal_work(cpu_data &cpu)
other_queue_lock.release();
if (stolen)
log::debug(logs::sched, "CPU%02x stole %2d tasks from CPU%02x",
log::verbose(logs::sched, "CPU%02x stole %2d tasks from CPU%02x",
cpu.index, stolen, i);
}
}
@@ -276,7 +276,7 @@ scheduler::schedule()
if (priority < max_priority && !constant) {
// Process used its whole timeslice, demote it
++queue.current->priority;
log::debug(logs::sched, "Scheduler demoting thread %llx, priority %d",
log::verbose(logs::sched, "Scheduler demoting thread %llx, priority %d",
th->koid(), queue.current->priority);
}
queue.current->time_left = quantum(queue.current->priority);
@@ -322,11 +322,11 @@ scheduler::schedule()
cpu.process = &next_thread->parent();
queue.current = next;
log::debug(logs::sched, "CPU%02x switching threads %llx->%llx",
log::spam(logs::sched, "CPU%02x switching threads %llx->%llx",
cpu.index, th->koid(), next_thread->koid());
log::debug(logs::sched, " priority %d time left %d @ %lld.",
log::spam(logs::sched, " priority %d time left %d @ %lld.",
next->priority, next->time_left, now);
log::debug(logs::sched, " PML4 %llx", next->pml4);
log::spam(logs::sched, " PML4 %llx", next->pml4);
queue.lock.release(&waiter);
task_switch(queue.current);