diff options
-rw-r--r-- | include/linux/sem.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/sem.h b/include/linux/sem.h index 8a4adbef8a0f..f2961afa2f66 100644 --- a/include/linux/sem.h +++ b/include/linux/sem.h @@ -79,6 +79,7 @@ struct seminfo { #ifdef __KERNEL__ #include <asm/atomic.h> #include <linux/rcupdate.h> +#include <linux/cache.h> struct task_struct; @@ -91,7 +92,8 @@ struct sem { /* One sem_array data structure for each set of semaphores in the system. */ struct sem_array { - struct kern_ipc_perm sem_perm; /* permissions .. see ipc.h */ + struct kern_ipc_perm ____cacheline_aligned_in_smp + sem_perm; /* permissions .. see ipc.h */ time_t sem_otime; /* last semop time */ time_t sem_ctime; /* last change time */ struct sem *sem_base; /* ptr to first semaphore in array */ |