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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
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36
tasks/test0/src/mutextest.c
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@@ -52,7 +52,7 @@ int user_mutex_test(void)
__FUNCTION__, (int)base);
goto out_err;
} else
printf("mmap: Anonymous shared buffer at %p\n", base);
test_printf("mmap: Anonymous shared buffer at %p\n", base);
shared_page = base;
@@ -64,32 +64,29 @@ int user_mutex_test(void)
/* Fork the current task */
if ((child = fork()) < 0) {
printf("%s: Fork failed with %d\n", __FUNCTION__, errno);
test_printf("%s: Fork failed with %d\n", __FUNCTION__, errno);
goto out_err;
}
if (child)
printf("%d: Created child with pid %d\n", getpid(), child);
test_printf("%d: Created child with pid %d\n", getpid(), child);
else
printf("Child %d running.\n", getpid());
test_printf("Child %d running.\n", getpid());
/* Child locks and produces */
if (child == 0) {
for (int x = 0; x < 10000; x++) {
for (int x = 0; x < 2000; x++) {
int temp;
/* Lock page */
printf("Child locking page.\n");
test_printf("Child locking page.\n");
l4_mutex_lock(&shared_page->mutex);
/* Read variable */
printf("Child locked page.\n");
test_printf("Child locked page.\n");
temp = shared_page->shared_var;
/* Thread switch */
l4_thread_switch(0);
/* Update local copy */
temp++;
@@ -99,11 +96,11 @@ int user_mutex_test(void)
/* Write back the result */
shared_page->shared_var = temp;
printf("Child modified. Unlocking...\n");
test_printf("Child modified. Unlocking...\n");
/* Unlock */
l4_mutex_unlock(&shared_page->mutex);
printf("Child unlocked page.\n");
test_printf("Child unlocked page.\n");
/* Thread switch */
l4_thread_switch(0);
@@ -114,20 +111,17 @@ int user_mutex_test(void)
/* Parent locks and consumes */
} else {
for (int x = 0; x < 10000; x++) {
for (int x = 0; x < 2000; x++) {
int temp;
/* Lock page */
printf("Parent locking page.\n");
test_printf("Parent locking page.\n");
l4_mutex_lock(&shared_page->mutex);
/* Read variable */
printf("Parent locked page.\n");
test_printf("Parent locked page.\n");
temp = shared_page->shared_var;
/* Thread switch */
l4_thread_switch(0);
/* Update local copy */
temp--;
@@ -137,11 +131,11 @@ int user_mutex_test(void)
/* Write back the result */
shared_page->shared_var = temp;
printf("Parent modified. Unlocking...\n");
test_printf("Parent modified. Unlocking...\n");
/* Unlock */
l4_mutex_unlock(&shared_page->mutex);
printf("Parent unlocked page.\n");
test_printf("Parent unlocked page.\n");
/* Thread switch */
l4_thread_switch(0);
@@ -149,7 +143,7 @@ int user_mutex_test(void)
/* Sync with the child */
l4_receive(child);
printf("Parent checking validity of value.\n");
test_printf("Parent checking validity of value.\n");
if (shared_page->shared_var != 0)
goto out_err;