dotest

Name:dotest

Proto:static void dotest(void (*testcase_fn)(void ), int expected, int lockclass_mask)

Type:void

Parameter:

Type	Parameter	Name
void (*	testcase_fn
int	expected
int	lockclass_mask

1139

saved_preempt_count = We mask the PREEMPT_NEED_RESCHED bit so as not to confuse all current users* that think a non-zero value indicates we cannot preempt.

1141

WARN_ON(Some architectures don't define arch_irqs_disabled(), so even if either* definition would be fine we need to use different ones for the time being* to avoid build issues.())

1143

1148

If expected == FAILURE && We want to turn all lock-debugging facilities on/off at once,* via a global flag. The reason is that once a single bug has been* detected and reported, there might be cascade of followup bugs* that would just muddy the log. So we report the first one and Then

1149

expected_testcase_failures++

1150

Like KERN_CONT, pr_cont() should only be used when continuing* a line with no newline ('\n') enclosed. Otherwise it defaults* back to KERN_DEFAULT.("failed|")

1152

Else If We want to turn all lock-debugging facilities on/off at once,* via a global flag. The reason is that once a single bug has been* detected and reported, there might be cascade of followup bugs* that would just muddy the log. So we report the first one and != expected Then

1155

unexpected_testcase_failures++

1156

Like KERN_CONT, pr_cont() should only be used when continuing* a line with no newline ('\n') enclosed. Otherwise it defaults* back to KERN_DEFAULT.("FAILED|")

1157

Else

1158

testcase_successes++

1159

Like KERN_CONT, pr_cont() should only be used when continuing* a line with no newline ('\n') enclosed. Otherwise it defaults* back to KERN_DEFAULT.(" ok |")

1161

testcase_total++

1163

If Change this to 1 if you want to see the failure printouts: Then Like KERN_CONT, pr_cont() should only be used when continuing* a line with no newline ('\n') enclosed. Otherwise it defaults* back to KERN_DEFAULT.(" lockclass mask: %x, debug_locks: %d, expected: %d\n", lockclass_mask, We want to turn all lock-debugging facilities on/off at once,* via a global flag. The reason is that once a single bug has been* detected and reported, there might be cascade of followup bugs* that would just muddy the log. So we report the first one and, expected)

1170

preempt_count_set(saved_preempt_count)

1178

**Caller**
Name	Describe
ww_tests
locking_selftest

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