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author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/tools/lib/lockdep/include/liblockdep/common.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/tools/lib/lockdep/include/liblockdep/common.h')
-rw-r--r-- | kernel/tools/lib/lockdep/include/liblockdep/common.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/kernel/tools/lib/lockdep/include/liblockdep/common.h b/kernel/tools/lib/lockdep/include/liblockdep/common.h new file mode 100644 index 000000000..0bda63002 --- /dev/null +++ b/kernel/tools/lib/lockdep/include/liblockdep/common.h @@ -0,0 +1,50 @@ +#ifndef _LIBLOCKDEP_COMMON_H +#define _LIBLOCKDEP_COMMON_H + +#include <pthread.h> + +#define NR_LOCKDEP_CACHING_CLASSES 2 +#define MAX_LOCKDEP_SUBCLASSES 8UL + +#ifndef CALLER_ADDR0 +#define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) +#endif + +#ifndef _RET_IP_ +#define _RET_IP_ CALLER_ADDR0 +#endif + +#ifndef _THIS_IP_ +#define _THIS_IP_ ({ __label__ __here; __here: (unsigned long)&&__here; }) +#endif + +struct lockdep_subclass_key { + char __one_byte; +}; + +struct lock_class_key { + struct lockdep_subclass_key subkeys[MAX_LOCKDEP_SUBCLASSES]; +}; + +struct lockdep_map { + struct lock_class_key *key; + struct lock_class *class_cache[NR_LOCKDEP_CACHING_CLASSES]; + const char *name; +#ifdef CONFIG_LOCK_STAT + int cpu; + unsigned long ip; +#endif +}; + +void lockdep_init_map(struct lockdep_map *lock, const char *name, + struct lock_class_key *key, int subclass); +void lock_acquire(struct lockdep_map *lock, unsigned int subclass, + int trylock, int read, int check, + struct lockdep_map *nest_lock, unsigned long ip); +void lock_release(struct lockdep_map *lock, int nested, + unsigned long ip); + +#define STATIC_LOCKDEP_MAP_INIT(_name, _key) \ + { .name = (_name), .key = (void *)(_key), } + +#endif |