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Removed all unecessary prints from the mutex test and the kernel

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- removed (%d) Sleeping print from contended kernel mutexes.
- removed (%d) Waiting print from WAIT_EVENT used by the pager for suspending tasks.
- removed prints from the mutex_control syscall and user mutex test.
This commit is contained in:
Bahadir Balban
2009-06-01 16:02:10 +03:00
parent 5a616d1eb5
commit 13d469f659
6 changed files with 25 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/api/mutex.c
View File

@@ -263,11 +263,9 @@ int sys_mutex_control(syscall_context_t *regs)
switch (mutex_op) {
case MUTEX_CONTROL_LOCK:
printk("(%d): MUTEX_LOCK\n", current->tid);
ret = mutex_control_lock(mutex_physical);
break;
case MUTEX_CONTROL_UNLOCK:
printk("(%d): MUTEX_UNLOCK\n", current->tid);
ret = mutex_control_unlock(mutex_physical);
break;
default:

2
src/generic/kmalloc.c
View File

@@ -88,7 +88,7 @@ void *__kmalloc(int size)
BUG_ON(size >= PAGE_SIZE);
BUG_ON(!(cache = mem_cache_init(alloc_page(), PAGE_SIZE,
size, 0)));
printk("%s: Created new cache for size %d\n", __FUNCTION__, size);
// printk("%s: Created new cache for size %d\n", __FUNCTION__, size);
list_add(&cache->list, &km_pool.pool_head[index].cache_list);
km_pool.pool_head[index].occupied = 1;
km_pool.pool_head[index].total_caches++;

2
src/lib/mutex.c
View File

@@ -126,7 +126,7 @@ int mutex_lock(struct mutex *mutex)
mutex->wqh.sleepers++;
sched_prepare_sleep();
spin_unlock(&mutex->wqh.slock);
printk("(%d) sleeping...\n", current->tid);
// printk("(%d) sleeping...\n", current->tid);
schedule();
/* Did we wake up normally or get interrupted */

14
src/lib/wait.c
View File

@@ -65,8 +65,8 @@ int wait_on_prepare(struct waitqueue_head *wqh, struct waitqueue *wq)
list_add_tail(&wq->task_list, &wqh->task_list);
task_set_wqh(current, wqh, wq);
sched_prepare_sleep();
printk("(%d) waiting on wqh at: 0x%p\n",
current->tid, wqh);
//printk("(%d) waiting on wqh at: 0x%p\n",
// current->tid, wqh);
spin_unlock(&wqh->slock);
return 0;
@@ -81,8 +81,8 @@ int wait_on(struct waitqueue_head *wqh)
list_add_tail(&wq.task_list, &wqh->task_list);
task_set_wqh(current, wqh, &wq);
sched_prepare_sleep();
printk("(%d) waiting on wqh at: 0x%p\n",
current->tid, wqh);
//printk("(%d) waiting on wqh at: 0x%p\n",
// current->tid, wqh);
spin_unlock(&wqh->slock);
schedule();
@@ -95,7 +95,7 @@ int wait_on(struct waitqueue_head *wqh)
return 0;
}
/* Wake up all */
/* Wake up all - FIXME: this is buggy with double spin_unlock */
void wake_up_all(struct waitqueue_head *wqh, unsigned int flags)
{
BUG_ON(wqh->sleepers < 0);
@@ -111,7 +111,7 @@ void wake_up_all(struct waitqueue_head *wqh, unsigned int flags)
wqh->sleepers--;
if (flags & WAKEUP_INTERRUPT)
sleeper->flags |= TASK_INTERRUPTED;
printk("(%d) Waking up (%d)\n", current->tid, sleeper->tid);
// printk("(%d) Waking up (%d)\n", current->tid, sleeper->tid);
spin_unlock(&wqh->slock);
if (flags & WAKEUP_SYNC)
@@ -138,7 +138,7 @@ void wake_up(struct waitqueue_head *wqh, unsigned int flags)
task_unset_wqh(sleeper);
if (flags & WAKEUP_INTERRUPT)
sleeper->flags |= TASK_INTERRUPTED;
printk("(%d) Waking up (%d)\n", current->tid, sleeper->tid);
// printk("(%d) Waking up (%d)\n", current->tid, sleeper->tid);
spin_unlock(&wqh->slock);
if (flags & WAKEUP_SYNC)