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authorEric Paris <eparis@redhat.com>2014-03-07 11:41:32 -0500
committerEric Paris <eparis@redhat.com>2014-03-07 11:41:32 -0500
commitb7d3622a39fde7658170b7f3cf6c6889bb8db30d (patch)
tree64f4e781ecb2a85d675e234072b988560bcd25f1 /kernel/locking/rtmutex-debug.h
parentf3411cb2b2e396a41ed3a439863f028db7140a34 (diff)
parentd8ec26d7f8287f5788a494f56e8814210f0e64be (diff)
Merge tag 'v3.13' into for-3.15
Linux 3.13 Conflicts: include/net/xfrm.h Simple merge where v3.13 removed 'extern' from definitions and the audit tree did s/u32/unsigned int/ to the same definitions.
Diffstat (limited to 'kernel/locking/rtmutex-debug.h')
-rw-r--r--kernel/locking/rtmutex-debug.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/kernel/locking/rtmutex-debug.h b/kernel/locking/rtmutex-debug.h
new file mode 100644
index 000000000000..14193d596d78
--- /dev/null
+++ b/kernel/locking/rtmutex-debug.h
@@ -0,0 +1,33 @@
1/*
2 * RT-Mutexes: blocking mutual exclusion locks with PI support
3 *
4 * started by Ingo Molnar and Thomas Gleixner:
5 *
6 * Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
7 * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com>
8 *
9 * This file contains macros used solely by rtmutex.c. Debug version.
10 */
11
12extern void
13rt_mutex_deadlock_account_lock(struct rt_mutex *lock, struct task_struct *task);
14extern void rt_mutex_deadlock_account_unlock(struct task_struct *task);
15extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);
16extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter);
17extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name);
18extern void debug_rt_mutex_lock(struct rt_mutex *lock);
19extern void debug_rt_mutex_unlock(struct rt_mutex *lock);
20extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock,
21 struct task_struct *powner);
22extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);
23extern void debug_rt_mutex_deadlock(int detect, struct rt_mutex_waiter *waiter,
24 struct rt_mutex *lock);
25extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter);
26# define debug_rt_mutex_reset_waiter(w) \
27 do { (w)->deadlock_lock = NULL; } while (0)
28
29static inline int debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,
30 int detect)
31{
32 return (waiter != NULL);
33}