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566e2d8253
Rename posix_timer_event() to posix_timer_queue_signal() as this is what the function is about. Consolidate the requeue pending and deactivation updates into that function as there is no point in doing this in all incarnations of posix timers. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Frederic Weisbecker <frederic@kernel.org> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
47 lines
1.9 KiB
C
47 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#define TIMER_RETRY 1
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struct k_clock {
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int (*clock_getres)(const clockid_t which_clock,
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struct timespec64 *tp);
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int (*clock_set)(const clockid_t which_clock,
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const struct timespec64 *tp);
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/* Returns the clock value in the current time namespace. */
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int (*clock_get_timespec)(const clockid_t which_clock,
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struct timespec64 *tp);
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/* Returns the clock value in the root time namespace. */
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ktime_t (*clock_get_ktime)(const clockid_t which_clock);
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int (*clock_adj)(const clockid_t which_clock, struct __kernel_timex *tx);
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int (*timer_create)(struct k_itimer *timer);
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int (*nsleep)(const clockid_t which_clock, int flags,
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const struct timespec64 *);
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int (*timer_set)(struct k_itimer *timr, int flags,
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struct itimerspec64 *new_setting,
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struct itimerspec64 *old_setting);
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int (*timer_del)(struct k_itimer *timr);
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void (*timer_get)(struct k_itimer *timr,
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struct itimerspec64 *cur_setting);
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void (*timer_rearm)(struct k_itimer *timr);
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s64 (*timer_forward)(struct k_itimer *timr, ktime_t now);
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ktime_t (*timer_remaining)(struct k_itimer *timr, ktime_t now);
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int (*timer_try_to_cancel)(struct k_itimer *timr);
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void (*timer_arm)(struct k_itimer *timr, ktime_t expires,
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bool absolute, bool sigev_none);
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void (*timer_wait_running)(struct k_itimer *timr);
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};
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extern const struct k_clock clock_posix_cpu;
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extern const struct k_clock clock_posix_dynamic;
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extern const struct k_clock clock_process;
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extern const struct k_clock clock_thread;
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extern const struct k_clock alarm_clock;
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int posix_timer_queue_signal(struct k_itimer *timr);
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void common_timer_get(struct k_itimer *timr, struct itimerspec64 *cur_setting);
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int common_timer_set(struct k_itimer *timr, int flags,
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struct itimerspec64 *new_setting,
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struct itimerspec64 *old_setting);
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void posix_timer_set_common(struct k_itimer *timer, struct itimerspec64 *new_setting);
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int common_timer_del(struct k_itimer *timer);
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