diff options
Diffstat (limited to 'include/linux/posix-timers.h')
| -rw-r--r-- | include/linux/posix-timers.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index 033374b99767..cdef89750b2c 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -62,6 +62,40 @@ static inline int clockid_to_fd(const clockid_t clk) return ~(clk >> 3); } +#ifdef CONFIG_POSIX_TIMERS +/** + * posix_cputimers - Container for posix CPU timer related data + * @cpu_timers: List heads to queue posix CPU timers + * + * Used in task_struct and signal_struct + */ +struct posix_cputimers { + struct list_head cpu_timers[CPUCLOCK_MAX]; +}; + +static inline void posix_cputimers_init(struct posix_cputimers *pct) +{ + INIT_LIST_HEAD(&pct->cpu_timers[0]); + INIT_LIST_HEAD(&pct->cpu_timers[1]); + INIT_LIST_HEAD(&pct->cpu_timers[2]); +} + +/* Init task static initializer */ +#define INIT_CPU_TIMERLISTS(c) { \ + LIST_HEAD_INIT(c.cpu_timers[0]), \ + LIST_HEAD_INIT(c.cpu_timers[1]), \ + LIST_HEAD_INIT(c.cpu_timers[2]), \ +} + +#define INIT_CPU_TIMERS(s) \ + .posix_cputimers = { \ + .cpu_timers = INIT_CPU_TIMERLISTS(s.posix_cputimers), \ + }, +#else +struct posix_cputimers { }; +#define INIT_CPU_TIMERS(s) +#endif + #define REQUEUE_PENDING 1 /** |