drivers: power: report battery voltage in AOSP compatible format
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / lib / debug_locks.c
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1/*
2 * lib/debug_locks.c
3 *
4 * Generic place for common debugging facilities for various locks:
5 * spinlocks, rwlocks, mutexes and rwsems.
6 *
7 * Started by Ingo Molnar:
8 *
9 * Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
10 */
11#include <linux/rwsem.h>
12#include <linux/mutex.h>
8bc3bcc9 13#include <linux/export.h>
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14#include <linux/spinlock.h>
15#include <linux/debug_locks.h>
16
17/*
18 * We want to turn all lock-debugging facilities on/off at once,
19 * via a global flag. The reason is that once a single bug has been
20 * detected and reported, there might be cascade of followup bugs
21 * that would just muddy the log. So we report the first one and
22 * shut up after that.
23 */
24int debug_locks = 1;
632ee200 25EXPORT_SYMBOL_GPL(debug_locks);
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26
27/*
28 * The locking-testsuite uses <debug_locks_silent> to get a
29 * 'silent failure': nothing is printed to the console when
30 * a locking bug is detected.
31 */
32int debug_locks_silent;
33
34/*
35 * Generic 'turn off all lock debugging' function:
36 */
37int debug_locks_off(void)
38{
9eeba613 39 if (__debug_locks_off()) {
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40 if (!debug_locks_silent) {
41 console_verbose();
42 return 1;
43 }
44 }
45 return 0;
46}