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authorArnd Bergmann <arnd@arndb.de>2018-04-13 13:58:00 +0200
committerArnd Bergmann <arnd@arndb.de>2018-04-20 16:20:24 +0200
commit21fc538d817ce671f1a28a03996c715247c2ac89 (patch)
tree265b0b588916266eb42e35435c8ea060089a7983 /ipc
parentc2ab975c30f0c3d3efcd69c1f1b2baa831c9374f (diff)
downloadlinux-stericsson-21fc538d817ce671f1a28a03996c715247c2ac89.tar.gz
y2038: ipc: Use __kernel_timespec
This is a preparatation for changing over __kernel_timespec to 64-bit times, which involves assigning new system call numbers for mq_timedsend(), mq_timedreceive() and semtimedop() for compatibility with future y2038 proof user space. The existing ABIs will remain available through compat code. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'ipc')
-rw-r--r--ipc/mqueue.c6
-rw-r--r--ipc/sem.c4
-rw-r--r--ipc/util.h2
3 files changed, 6 insertions, 6 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index a808f29d4c5a..9610afcfa2e5 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -691,7 +691,7 @@ static void __do_notify(struct mqueue_inode_info *info)
wake_up(&info->wait_q);
}
-static int prepare_timeout(const struct timespec __user *u_abs_timeout,
+static int prepare_timeout(const struct __kernel_timespec __user *u_abs_timeout,
struct timespec64 *ts)
{
if (get_timespec64(ts, u_abs_timeout))
@@ -1128,7 +1128,7 @@ out:
SYSCALL_DEFINE5(mq_timedsend, mqd_t, mqdes, const char __user *, u_msg_ptr,
size_t, msg_len, unsigned int, msg_prio,
- const struct timespec __user *, u_abs_timeout)
+ const struct __kernel_timespec __user *, u_abs_timeout)
{
struct timespec64 ts, *p = NULL;
if (u_abs_timeout) {
@@ -1142,7 +1142,7 @@ SYSCALL_DEFINE5(mq_timedsend, mqd_t, mqdes, const char __user *, u_msg_ptr,
SYSCALL_DEFINE5(mq_timedreceive, mqd_t, mqdes, char __user *, u_msg_ptr,
size_t, msg_len, unsigned int __user *, u_msg_prio,
- const struct timespec __user *, u_abs_timeout)
+ const struct __kernel_timespec __user *, u_abs_timeout)
{
struct timespec64 ts, *p = NULL;
if (u_abs_timeout) {
diff --git a/ipc/sem.c b/ipc/sem.c
index 8935cd8cf166..b951e25ba2db 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -2176,7 +2176,7 @@ out_free:
}
long ksys_semtimedop(int semid, struct sembuf __user *tsops,
- unsigned int nsops, const struct timespec __user *timeout)
+ unsigned int nsops, const struct __kernel_timespec __user *timeout)
{
if (timeout) {
struct timespec64 ts;
@@ -2188,7 +2188,7 @@ long ksys_semtimedop(int semid, struct sembuf __user *tsops,
}
SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops,
- unsigned int, nsops, const struct timespec __user *, timeout)
+ unsigned int, nsops, const struct __kernel_timespec __user *, timeout)
{
return ksys_semtimedop(semid, tsops, nsops, timeout);
}
diff --git a/ipc/util.h b/ipc/util.h
index acc5159e96d0..975c6de2df9d 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -251,7 +251,7 @@ static inline int compat_ipc_parse_version(int *cmd)
/* for __ARCH_WANT_SYS_IPC */
long ksys_semtimedop(int semid, struct sembuf __user *tsops,
unsigned int nsops,
- const struct timespec __user *timeout);
+ const struct __kernel_timespec __user *timeout);
long ksys_semget(key_t key, int nsems, int semflg);
long ksys_semctl(int semid, int semnum, int cmd, unsigned long arg);
long ksys_msgget(key_t key, int msgflg);