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| author | Arnd Bergmann <arnd@arndb.de> | 2018-04-13 13:58:00 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2018-04-20 16:20:24 +0200 |
| commit | 21fc538d817ce671f1a28a03996c715247c2ac89 (patch) | |
| tree | 265b0b588916266eb42e35435c8ea060089a7983 /ipc | |
| parent | c2ab975c30f0c3d3efcd69c1f1b2baa831c9374f (diff) | |
| download | lwn-21fc538d817ce671f1a28a03996c715247c2ac89.tar.gz lwn-21fc538d817ce671f1a28a03996c715247c2ac89.zip | |
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.c | 6 | ||||
| -rw-r--r-- | ipc/sem.c | 4 | ||||
| -rw-r--r-- | ipc/util.h | 2 |
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); |