| #ifndef _ASM_IA64_SYNC_BITOPS_H |
| #define _ASM_IA64_SYNC_BITOPS_H |
| |
| /* |
| * Copyright (C) 2008 Isaku Yamahata <yamahata at valinux co jp> |
| * |
| * 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 */ |