diff options
Diffstat (limited to 'sysroot/usr/include/linux/spinlock_types.h')
-rw-r--r-- | sysroot/usr/include/linux/spinlock_types.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sysroot/usr/include/linux/spinlock_types.h b/sysroot/usr/include/linux/spinlock_types.h new file mode 100644 index 0000000..0938b51 --- /dev/null +++ b/sysroot/usr/include/linux/spinlock_types.h @@ -0,0 +1,46 @@ +/**************************************************************************** + **************************************************************************** + *** + *** 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 |