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linux-sg2042/kernel/time/posix-timers.h

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posix-timers: Move posix-timer internals to core None of these declarations is required outside of kernel/time. Move them to an internal header. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: John Stultz <john.stultz@linaro.org> Cc: Christoph Hellwig <hch@lst.de> Link: http://lkml.kernel.org/r/20170530211656.394803853@linutronix.de
2017-05-31 05:15:41 +08:00
#define TIMER_RETRY 1
struct k_clock {
posix-timers: Add timer_rearm() callback Add a timer_rearm() callback which is used to make the rescheduling of posix interval timers independent of the underlying clock implementation. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: John Stultz <john.stultz@linaro.org> Link: http://lkml.kernel.org/r/20170530211656.732632167@linutronix.de
2017-05-31 05:15:45 +08:00
int (*clock_getres)(const clockid_t which_clock,
struct timespec64 *tp);
int (*clock_set)(const clockid_t which_clock,
const struct timespec64 *tp);
int (*clock_get)(const clockid_t which_clock,
struct timespec64 *tp);
int (*clock_adj)(const clockid_t which_clock, struct timex *tx);
int (*timer_create)(struct k_itimer *timer);
int (*nsleep)(const clockid_t which_clock, int flags,
struct timespec64 *, struct timespec __user *);
long (*nsleep_restart)(struct restart_block *restart_block);
int (*timer_set)(struct k_itimer *timr, int flags,
struct itimerspec64 *new_setting,
struct itimerspec64 *old_setting);
int (*timer_del)(struct k_itimer *timr);
void (*timer_get)(struct k_itimer *timr,
struct itimerspec64 *cur_setting);
void (*timer_rearm)(struct k_itimer *timr);
posix-timers: Move posix-timer internals to core None of these declarations is required outside of kernel/time. Move them to an internal header. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: John Stultz <john.stultz@linaro.org> Cc: Christoph Hellwig <hch@lst.de> Link: http://lkml.kernel.org/r/20170530211656.394803853@linutronix.de
2017-05-31 05:15:41 +08:00
};
extern const struct k_clock clock_posix_cpu;
extern const struct k_clock clock_posix_dynamic;
extern const struct k_clock clock_process;
extern const struct k_clock clock_thread;
extern const struct k_clock alarm_clock;
int posix_timer_event(struct k_itimer *timr, int si_private);