ia64/linux-2.6.18-xen.hg

view kernel/rtmutex-debug.h @ 912:dd42cdb0ab89

[IA64] Build blktap2 driver by default in x86 builds.

add CONFIG_XEN_BLKDEV_TAP2=y to buildconfigs/linux-defconfig_xen_ia64.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
author Isaku Yamahata <yamahata@valinux.co.jp>
date Mon Jun 29 12:09:16 2009 +0900 (2009-06-29)
parents 831230e53067
children
line source
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 */
12 extern void
13 rt_mutex_deadlock_account_lock(struct rt_mutex *lock, struct task_struct *task);
14 extern void rt_mutex_deadlock_account_unlock(struct task_struct *task);
15 extern void debug_rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);
16 extern void debug_rt_mutex_free_waiter(struct rt_mutex_waiter *waiter);
17 extern void debug_rt_mutex_init(struct rt_mutex *lock, const char *name);
18 extern void debug_rt_mutex_lock(struct rt_mutex *lock);
19 extern void debug_rt_mutex_unlock(struct rt_mutex *lock);
20 extern void debug_rt_mutex_proxy_lock(struct rt_mutex *lock,
21 struct task_struct *powner);
22 extern void debug_rt_mutex_proxy_unlock(struct rt_mutex *lock);
23 extern void debug_rt_mutex_deadlock(int detect, struct rt_mutex_waiter *waiter,
24 struct rt_mutex *lock);
25 extern 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)
29 static inline int debug_rt_mutex_detect_deadlock(struct rt_mutex_waiter *waiter,
30 int detect)
31 {
32 return (waiter != NULL);
33 }