#ifndef _ASM_IA64_SYNC_BITOPS_H #define _ASM_IA64_SYNC_BITOPS_H /* * Copyright (C) 2008 Isaku Yamahata * * Based on synch_bitops.h which Dan Magenhaimer wrote. * * bit operations which provide guaranteed strong synchronisation * when communicating with Xen or other guest OSes running on other CPUs. */ static inline void sync_set_bit(int nr, volatile void *addr) { set_bit(nr, addr); } static inline void sync_clear_bit(int nr, volatile void *addr) { clear_bit(nr, addr); } static inline void sync_change_bit(int nr, volatile void *addr) { change_bit(nr, addr); } static inline int sync_test_and_set_bit(int nr, volatile void *addr) { return test_and_set_bit(nr, addr); } static inline int sync_test_and_clear_bit(int nr, volatile void *addr) { return test_and_clear_bit(nr, addr); } static inline int sync_test_and_change_bit(int nr, volatile void *addr) { return test_and_change_bit(nr, addr); } static inline int sync_test_bit(int nr, const volatile void *addr) { return test_bit(nr, addr); } #define sync_cmpxchg(ptr, old, new) \ ((__typeof__(*(ptr)))cmpxchg_acq((ptr), (old), (new))) #endif /* _ASM_IA64_SYNC_BITOPS_H */