diff options
Diffstat (limited to 'kernel/posix-timers.c')
| -rw-r--r-- | kernel/posix-timers.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c index fdb71077743..69d5a4b5395 100644 --- a/kernel/posix-timers.c +++ b/kernel/posix-timers.c @@ -151,7 +151,7 @@ static void posix_timer_fn(unsigned long); static u64 do_posix_clock_monotonic_gettime_parts( struct timespec *tp, struct timespec *mo); int do_posix_clock_monotonic_gettime(struct timespec *tp); -static int do_posix_clock_monotonic_get(clockid_t, struct timespec *tp); +static int do_posix_clock_monotonic_get(const clockid_t, struct timespec *tp); static struct k_itimer *lock_timer(timer_t timer_id, unsigned long *flags); @@ -176,7 +176,7 @@ static inline void unlock_timer(struct k_itimer *timr, unsigned long flags) * the function pointer CALL in struct k_clock. */ -static inline int common_clock_getres(clockid_t which_clock, +static inline int common_clock_getres(const clockid_t which_clock, struct timespec *tp) { tp->tv_sec = 0; @@ -184,13 +184,15 @@ static inline int common_clock_getres(clockid_t which_clock, return 0; } -static inline int common_clock_get(clockid_t which_clock, struct timespec *tp) +static inline int common_clock_get(const clockid_t which_clock, + struct timespec *tp) { getnstimeofday(tp); return 0; } -static inline int common_clock_set(clockid_t which_clock, struct timespec *tp) +static inline int common_clock_set(const clockid_t which_clock, + struct timespec *tp) { return do_sys_settimeofday(tp, NULL); } @@ -207,7 +209,7 @@ static inline int common_timer_create(struct k_itimer *new_timer) /* * These ones are defined below. */ -static int common_nsleep(clockid_t, int flags, struct timespec *t); +static int common_nsleep(const clockid_t, int flags, struct timespec *t); static void common_timer_get(struct k_itimer *, struct itimerspec *); static int common_timer_set(struct k_itimer *, int, struct itimerspec *, struct itimerspec *); @@ -216,7 +218,7 @@ static int common_timer_del(struct k_itimer *timer); /* * Return nonzero iff we know a priori this clockid_t value is bogus. */ -static inline int invalid_clockid(clockid_t which_clock) +static inline int invalid_clockid(const clockid_t which_clock) { if (which_clock < 0) /* CPU clock, posix_cpu_* will check it */ return 0; @@ -522,7 +524,7 @@ static inline struct task_struct * good_sigevent(sigevent_t * event) return rtn; } -void register_posix_clock(clockid_t clock_id, struct k_clock *new_clock) +void register_posix_clock(const clockid_t clock_id, struct k_clock *new_clock) { if ((unsigned) clock_id >= MAX_CLOCKS) { printk("POSIX clock register failed for clock_id %d\n", @@ -568,7 +570,7 @@ static void release_posix_timer(struct k_itimer *tmr, int it_id_set) /* Create a POSIX.1b interval timer. */ asmlinkage long -sys_timer_create(clockid_t which_clock, +sys_timer_create(const clockid_t which_clock, struct sigevent __user *timer_event_spec, timer_t __user * created_timer_id) { @@ -1195,7 +1197,8 @@ static u64 do_posix_clock_monotonic_gettime_parts( return jiff; } -static int do_posix_clock_monotonic_get(clockid_t clock, struct timespec *tp) +static int do_posix_clock_monotonic_get(const clockid_t clock, + struct timespec *tp) { struct timespec wall_to_mono; @@ -1212,7 +1215,7 @@ int do_posix_clock_monotonic_gettime(struct timespec *tp) return do_posix_clock_monotonic_get(CLOCK_MONOTONIC, tp); } -int do_posix_clock_nosettime(clockid_t clockid, struct timespec *tp) +int do_posix_clock_nosettime(const clockid_t clockid, struct timespec *tp) { return -EINVAL; } @@ -1224,7 +1227,8 @@ int do_posix_clock_notimer_create(struct k_itimer *timer) } EXPORT_SYMBOL_GPL(do_posix_clock_notimer_create); -int do_posix_clock_nonanosleep(clockid_t clock, int flags, struct timespec *t) +int do_posix_clock_nonanosleep(const clockid_t clock, int flags, + struct timespec *t) { #ifndef ENOTSUP return -EOPNOTSUPP; /* aka ENOTSUP in userland for POSIX */ @@ -1234,8 +1238,8 @@ int do_posix_clock_nonanosleep(clockid_t clock, int flags, struct timespec *t) } EXPORT_SYMBOL_GPL(do_posix_clock_nonanosleep); -asmlinkage long -sys_clock_settime(clockid_t which_clock, const struct timespec __user *tp) +asmlinkage long sys_clock_settime(const clockid_t which_clock, + const struct timespec __user *tp) { struct timespec new_tp; @@ -1248,7 +1252,7 @@ sys_clock_settime(clockid_t which_clock, const struct timespec __user *tp) } asmlinkage long -sys_clock_gettime(clockid_t which_clock, struct timespec __user *tp) +sys_clock_gettime(const clockid_t which_clock, struct timespec __user *tp) { struct timespec kernel_tp; int error; @@ -1265,7 +1269,7 @@ sys_clock_gettime(clockid_t which_clock, struct timespec __user *tp) } asmlinkage long -sys_clock_getres(clockid_t which_clock, struct timespec __user *tp) +sys_clock_getres(const clockid_t which_clock, struct timespec __user *tp) { struct timespec rtn_tp; int error; @@ -1387,7 +1391,7 @@ void clock_was_set(void) long clock_nanosleep_restart(struct restart_block *restart_block); asmlinkage long -sys_clock_nanosleep(clockid_t which_clock, int flags, +sys_clock_nanosleep(const clockid_t which_clock, int flags, const struct timespec __user *rqtp, struct timespec __user *rmtp) { @@ -1419,7 +1423,7 @@ sys_clock_nanosleep(clockid_t which_clock, int flags, } -static int common_nsleep(clockid_t which_clock, +static int common_nsleep(const clockid_t which_clock, int flags, struct timespec *tsave) { struct timespec t, dum; |