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posix-timers: Make posix-cpu-timers functions static 

All functions are accessed via clock_posix_cpu now. So make them static.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <johnstul@us.ibm.com>
Tested-by: Richard Cochran <richard.cochran@omicron.at>
LKML-Reference: <20110201134419.389755466@linutronix.de>
This commit is contained in:
Thomas Gleixner 2011-02-01 13:52:12 +00:00
parent 0aa3975f02
commit bc2c8ea483
2 changed files with 15 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
include/linux/posix-timers.h
View File

@ -91,18 +91,6 @@ void register_posix_clock(const clockid_t clock_id, struct k_clock *new_clock);
/* function to call to trigger timer event */
int posix_timer_event(struct k_itimer *timr, int si_private);
int posix_cpu_clock_getres(const clockid_t which_clock, struct timespec *ts);
int posix_cpu_clock_get(const clockid_t which_clock, struct timespec *ts);
int posix_cpu_clock_set(const clockid_t which_clock, const struct timespec *ts);
int posix_cpu_timer_create(struct k_itimer *timer);
int posix_cpu_nsleep(const clockid_t which_clock, int flags,
struct timespec *rqtp, struct timespec __user *rmtp);
long posix_cpu_nsleep_restart(struct restart_block *restart_block);
int posix_cpu_timer_set(struct k_itimer *timer, int flags,
struct itimerspec *new, struct itimerspec *old);
int posix_cpu_timer_del(struct k_itimer *timer);
void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec *itp);
void posix_cpu_timer_schedule(struct k_itimer *timer);
void run_posix_cpu_timers(struct task_struct *task);

27
kernel/posix-cpu-timers.c
View File

@ -176,7 +176,8 @@ static inline cputime_t virt_ticks(struct task_struct *p)
return p->utime;
}
int posix_cpu_clock_getres(const clockid_t which_clock, struct timespec *tp)
static int
posix_cpu_clock_getres(const clockid_t which_clock, struct timespec *tp)
{
int error = check_clock(which_clock);
if (!error) {
@ -194,7 +195,8 @@ int posix_cpu_clock_getres(const clockid_t which_clock, struct timespec *tp)
return error;
}
int posix_cpu_clock_set(const clockid_t which_clock, const struct timespec *tp)
static int
posix_cpu_clock_set(const clockid_t which_clock, const struct timespec *tp)
{
/*
* You can never reset a CPU clock, but we check for other errors
@ -317,7 +319,7 @@ static int cpu_clock_sample_group(const clockid_t which_clock,
}
int posix_cpu_clock_get(const clockid_t which_clock, struct timespec *tp)
static int posix_cpu_clock_get(const clockid_t which_clock, struct timespec *tp)
{
const pid_t pid = CPUCLOCK_PID(which_clock);
int error = -EINVAL;
@ -379,7 +381,7 @@ int posix_cpu_clock_get(const clockid_t which_clock, struct timespec *tp)
* This is called from sys_timer_create() and do_cpu_nanosleep() with the
* new timer already all-zeros initialized.
*/
int posix_cpu_timer_create(struct k_itimer *new_timer)
static int posix_cpu_timer_create(struct k_itimer *new_timer)
{
int ret = 0;
const pid_t pid = CPUCLOCK_PID(new_timer->it_clock);
@ -425,7 +427,7 @@ int posix_cpu_timer_create(struct k_itimer *new_timer)
* If we return TIMER_RETRY, it's necessary to release the timer's lock
* and try again. (This happens when the timer is in the middle of firing.)
*/
int posix_cpu_timer_del(struct k_itimer *timer)
static int posix_cpu_timer_del(struct k_itimer *timer)
{
struct task_struct *p = timer->it.cpu.task;
int ret = 0;
@ -665,8 +667,8 @@ static int cpu_timer_sample_group(const clockid_t which_clock,
* If we return TIMER_RETRY, it's necessary to release the timer's lock
* and try again. (This happens when the timer is in the middle of firing.)
*/
int posix_cpu_timer_set(struct k_itimer *timer, int flags,
struct itimerspec *new, struct itimerspec *old)
static int posix_cpu_timer_set(struct k_itimer *timer, int flags,
struct itimerspec *new, struct itimerspec *old)
{
struct task_struct *p = timer->it.cpu.task;
union cpu_time_count old_expires, new_expires, old_incr, val;
@ -820,7 +822,7 @@ int posix_cpu_timer_set(struct k_itimer *timer, int flags,
return ret;
}
void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec *itp)
static void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec *itp)
{
union cpu_time_count now;
struct task_struct *p = timer->it.cpu.task;
@ -1481,8 +1483,10 @@ static int do_cpu_nanosleep(const clockid_t which_clock, int flags,
return error;
}
int posix_cpu_nsleep(const clockid_t which_clock, int flags,
struct timespec *rqtp, struct timespec __user *rmtp)
static long posix_cpu_nsleep_restart(struct restart_block *restart_block);
static int posix_cpu_nsleep(const clockid_t which_clock, int flags,
struct timespec *rqtp, struct timespec __user *rmtp)
{
struct restart_block *restart_block =
&current_thread_info()->restart_block;
@ -1517,7 +1521,7 @@ int posix_cpu_nsleep(const clockid_t which_clock, int flags,
return error;
}
long posix_cpu_nsleep_restart(struct restart_block *restart_block)
static long posix_cpu_nsleep_restart(struct restart_block *restart_block)
{
clockid_t which_clock = restart_block->nanosleep.index;
struct timespec t;
@ -1542,7 +1546,6 @@ long posix_cpu_nsleep_restart(struct restart_block *restart_block)
}
#define PROCESS_CLOCK MAKE_PROCESS_CPUCLOCK(0, CPUCLOCK_SCHED)
#define THREAD_CLOCK MAKE_THREAD_CPUCLOCK(0, CPUCLOCK_SCHED)