diff options
Diffstat (limited to 'sys/compat/linuxkpi/common/include/asm/barrier.h')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/asm/barrier.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/asm/barrier.h b/sys/compat/linuxkpi/common/include/asm/barrier.h index d09f9c6d2c97..39c5139cb322 100644 --- a/sys/compat/linuxkpi/common/include/asm/barrier.h +++ b/sys/compat/linuxkpi/common/include/asm/barrier.h @@ -58,4 +58,7 @@ #define smp_mb__before_atomic() barrier() #define smp_mb__after_atomic() barrier() +#define smp_store_release(p, v) do { smp_mb(); WRITE_ONCE(*p, v); } while (0) +#define smp_load_acquire(p) ({ typeof(*p) _v = READ_ONCE(*p); smp_mb(); _v; }) + #endif /* _LINUXKPI_ASM_BARRIER_H_ */ |