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authorJens Axboe <jaxboe@fusionio.com>2010-06-01 12:42:12 +0200
committerJens Axboe <jaxboe@fusionio.com>2010-06-01 12:42:12 +0200
commitb4ca761577535b2b4d153689ee97342797dfff05 (patch)
tree29054d55508f1faa22ec32acf7c245751af03348 /include/linux/sem.h
parent28f4197e5d4707311febeec8a0eb97cb5fd93c97 (diff)
parent67a3e12b05e055c0415c556a315a3d3eb637e29e (diff)
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Merge branch 'master' into for-linus
Conflicts: fs/pipe.c Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'include/linux/sem.h')
-rw-r--r--include/linux/sem.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/sem.h b/include/linux/sem.h
index 8a4adbef8a0..f2961afa2f6 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 */