| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef __LINUX_SPINLOCK_TYPES_H |
| #define __LINUX_SPINLOCK_TYPES_H |
| |
| #include <linux/lockdep.h> |
| |
| #include <linux/spinlock_types_up.h> |
| |
| typedef struct { |
| raw_spinlock_t raw_lock; |
| } spinlock_t; |
| |
| #define SPINLOCK_MAGIC 0xdead4ead |
| |
| typedef struct { |
| raw_rwlock_t raw_lock; |
| } rwlock_t; |
| |
| #define RWLOCK_MAGIC 0xdeaf1eed |
| |
| #define SPINLOCK_OWNER_INIT ((void *)-1L) |
| |
| #define SPIN_DEP_MAP_INIT(lockname) |
| |
| #define RW_DEP_MAP_INIT(lockname) |
| |
| #define __SPIN_LOCK_UNLOCKED(lockname) (spinlock_t) { .raw_lock = __RAW_SPIN_LOCK_UNLOCKED, SPIN_DEP_MAP_INIT(lockname) } |
| #define __RW_LOCK_UNLOCKED(lockname) (rwlock_t) { .raw_lock = __RAW_RW_LOCK_UNLOCKED, RW_DEP_MAP_INIT(lockname) } |
| |
| #define SPIN_LOCK_UNLOCKED __SPIN_LOCK_UNLOCKED(old_style_spin_init) |
| #define RW_LOCK_UNLOCKED __RW_LOCK_UNLOCKED(old_style_rw_init) |
| |
| #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) |
| #define DEFINE_RWLOCK(x) rwlock_t x = __RW_LOCK_UNLOCKED(x) |
| |
| #endif |
