litmus-rt.git - The LITMUS^RT kernel.

The LITMUS^RT kernel.

Bjoern Brandenburg

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	Commit message (Expand)	Author	Age
*	net: remove CVS keywords	Adrian Bunk	2008-06-12
*	Remove PPP_FCS from user view in <linux/ppp_defs.h>, remove __P mess entirely	David Woodhouse	2006-05-04
*	Linux-2.6.12-rc2v2.6.12-rc2	Linus Torvalds	2005-04-16

rg> 2006-06-27 20:32:47 -0400 [PATCH] pi-futex: rt mutex debug' href='/cgit/cgit.cgi/litmus-rt.git/commit/kernel/rtmutex-debug.h?h=v2.6.33-rc2&id=e7eebaf6a81b956c989f184ee4b27277c88f8afe'>e7eebaf6a81b

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/*
 * RT-Mutexes: blocking mutual exclusion locks with PI support
 *
 * started by Ingo Molnar and Thomas Gleixner:
 *
 *  Copyright (C) 2004-2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
 *  Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com>
 *
 * This file contains macros used solely by rtmutex.c. Debug version.
 */

extern void
rt_mutex_deadlock_account_lock(struct rt_mutex *lock, struct task_struct *task);
extern void rt_mutex_deadlock_account_unlock(struct task_struct *task);
extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);
extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter);
extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name);
extern void debug_rt_mutex_lock(struct rt_mutex *lock);
extern void debug_rt_mutex_unlock(struct rt_mutex *lock);
extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock,
				      struct task_struct *powner);
extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);
extern void debug_rt_mutex_deadlock(int detect, struct rt_mutex_waiter *waiter,
				    struct rt_mutex *lock);
extern void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter);
# define debug_rt_mutex_reset_waiter(w)			\
	do { (w)->deadlock_lock = NULL; } while (0)

static inline int debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,
						 int detect)
{
	return (waiter != NULL);
}