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authorThomas Gleixner <tglx@linutronix.de>2017-05-30 23:15:41 +0200
committerThomas Gleixner <tglx@linutronix.de>2017-06-04 15:40:23 +0200
commitbab0aae9dcba9466dcc968b8bd21914f8f691631 (patch)
tree4099065707529a821372baf4a3d1d268ebda32d5 /kernel/time/posix-timers.h
parent03676b41a8ffcbb1f6d9eb6ca754b2bfa431fd59 (diff)
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
Diffstat (limited to 'kernel/time/posix-timers.h')
-rw-r--r--kernel/time/posix-timers.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/kernel/time/posix-timers.h b/kernel/time/posix-timers.h
new file mode 100644
index 000000000000..ad2dbd29b389
--- /dev/null
+++ b/kernel/time/posix-timers.h
@@ -0,0 +1,29 @@
+#define TIMER_RETRY 1
+
+struct k_clock {
+ 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);
+};
+
+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);
+
+void posix_cpu_timer_schedule(struct k_itimer *timer);