kernel: convert some verbose log messages to trace messages

sched/task.c

@@ -330,11 +330,11 @@ void task_exit(int status)
 	task_unlock(self);
 	handle_table_destroy(handles);
 
-	printk("thread %s[%u.%u] killed",
+	tracek("thread %s[%u.%u] killed",
 	       self->t_name,
 	       self->t_id,
 	       cur_thread->tr_id);
-	printk("task %s[%u] killed (%u, %u)",
+	tracek("task %s[%u] killed (%u, %u)",
 	       self->t_name,
 	       self->t_id,
 	       self->t_base.ob_refcount,

sched/thread.c

@@ -148,7 +148,7 @@ void thread_exit(void)
 	thread_lock_irqsave(self, &flags);
 	self->tr_state = THREAD_STOPPED;
 	object_assert_signal(&self->tr_base, THREAD_SIGNAL_STOPPED);
-	printk("thread %s[%u.%u] exited",
+	tracek("thread %s[%u.%u] exited",
 	       self->tr_parent->t_name,
 	       self->tr_parent->t_id,
 	       self->tr_id);
@@ -184,7 +184,7 @@ void thread_kill(struct thread *thread)
 	}
 
 	object_assert_signal(&thread->tr_base, THREAD_SIGNAL_STOPPED);
-	printk("thread %s[%u.%u] killed",
+	tracek("thread %s[%u.%u] killed",
 	       thread->tr_parent->t_name,
 	       thread->tr_parent->t_id,
 	       thread->tr_id);

syscall/task.c

@@ -8,8 +8,10 @@
 
 extern kern_status_t sys_task_exit(int status)
 {
+#if defined(TRACE)
 	struct task *self = current_task();
 	printk("%s[%d]: task_exit(%d)", self->t_name, self->t_id, status);
+#endif
 	task_exit(status);
 	return KERN_FATAL_ERROR;
 }

vm/address-space.c

@@ -4,6 +4,8 @@
 #include <kernel/object.h>
 #include <kernel/panic.h>
 #include <kernel/printk.h>
+#include <kernel/sched.h>
+#include <kernel/task.h>
 #include <kernel/util.h>
 #include <kernel/vm-object.h>
 #include <mango/status.h>
@@ -1297,7 +1299,14 @@ kern_status_t address_space_demand_map(
 		object_offset,
 		VMO_ALLOCATE_MISSING_PAGE,
 		NULL);
-	// tracek("vm: mapping %07llx -> %10llx", vm_page_get_paddr(pg), addr);
+#if 0
+	struct task *self = current_task();
+	printk("vm: %s[%d] mapping %07llx -> %10llx",
+	       self->t_name,
+	       self->t_id,
+	       vm_page_get_paddr(pg),
+	       addr);
+#endif
 
 	if (!pg) {
 		return KERN_FATAL_ERROR;

vm/vm-object.c

@@ -281,10 +281,12 @@ static struct vm_page *alloc_page(struct vm_object *vo, off_t offset)
 
 		void *page_buf = vm_page_get_vaddr(page);
 		memset(page_buf, 0x0, vm_page_get_size_bytes(page));
-		tracek("vm-object: [%s] alloc offset %zx -> page %zx",
+#if 0
+		printk("vm-object: [%s] alloc offset %zx -> page %zx",
 		       vo->vo_name,
 		       offset,
 		       vm_page_get_paddr(page));
+#endif
 		page->p_vmo_offset = offset;
 		vo->vo_pages.b_root = &page->p_bnode;
 		btree_insert_fixup(&vo->vo_pages, &page->p_bnode);