It's required by the semctl() API plus without that the test
case may fail on 64-bit Big Endian systems (like sparc64).
Signed-off-by: Stanislav Kholmanskikh <stanislav.kholmansk...@oracle.com>
---
testcases/kernel/containers/sysvipc/sem_comm.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/testcases/kernel/containers/sysvipc/sem_comm.c
b/testcases/kernel/containers/sysvipc/sem_comm.c
index 157ba0c..3d7e7bb 100644
--- a/testcases/kernel/containers/sysvipc/sem_comm.c
+++ b/testcases/kernel/containers/sysvipc/sem_comm.c
@@ -36,6 +36,7 @@
#include "safe_macros.h"
#include "libclone.h"
#include "ipcns_helper.h"
+#include "lapi/semun.h"
#define TESTKEY 124426L
char *TCID = "sem_comm";
@@ -57,6 +58,7 @@ static void setup(void)
int chld1_sem(void *arg)
{
int id;
+ union semun su;
struct sembuf sm;
id = semget(TESTKEY, 1, IPC_CREAT);
@@ -65,7 +67,8 @@ int chld1_sem(void *arg)
return 2;
}
- if (semctl(id, 0, SETVAL, 1) == -1) {
+ su.val = 1;
+ if (semctl(id, 0, SETVAL, su) == -1) {
perror("semctl");
semctl(id, 0, IPC_RMID);
return 2;
@@ -97,6 +100,7 @@ int chld2_sem(void *arg)
{
int id, rval = 0;
struct sembuf sm;
+ union semun su;
/* wait for child1 to create the semaphore */
TST_SAFE_CHECKPOINT_WAIT(NULL, 0);
@@ -107,7 +111,8 @@ int chld2_sem(void *arg)
return 2;
}
- if (semctl(id, 0, SETVAL, 1) == -1) {
+ su.val = 1;
+ if (semctl(id, 0, SETVAL, su) == -1) {
perror("semctl");
semctl(id, 0, IPC_RMID);
return 2;
--
1.7.1
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