Commit 200dbd6d authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

posix-timers: Remove pointless comments 



Documenting the obvious is just consuming space for no value.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarFrederic Weisbecker <frederic@kernel.org>
Link: https://lore.kernel.org/r/20230425183313.832240451@linutronix.de
parent 84999b8b

kernel/time/posix-timers.c

+0 −25
Original line number Diff line number Diff line
@@ -59,19 +59,6 @@ static const struct k_clock clock_realtime, clock_monotonic; 
#error "SIGEV_THREAD_ID must not share bit with other SIGEV values!"

#endif



/*

 * CLOCKs: The POSIX standard calls for a couple of clocks and allows us

 *	    to implement others.  This structure defines the various

 *	    clocks.

 *

 * FUNCTIONS: The CLOCKs structure defines possible functions to

 *	    handle various clock functions.

 *

 *	    The standard POSIX timer management code assumes the

 *	    following: 1.) The k_itimer struct (sched.h) is used for

 *	    the timer.  2.) The list, it_lock, it_clock, it_id and

 *	    it_pid fields are not modified by timer code.

 */

static struct k_itimer *__lock_timer(timer_t timer_id, unsigned long *flags);



#define lock_timer(tid, flags)						   \
@@ -141,7 +128,6 @@ static inline void unlock_timer(struct k_itimer *timr, unsigned long flags) 
	spin_unlock_irqrestore(&timr->it_lock, flags);

}



/* Get clock_realtime */

static int posix_get_realtime_timespec(clockid_t which_clock, struct timespec64 *tp)

{

	ktime_get_real_ts64(tp);
@@ -153,7 +139,6 @@ static ktime_t posix_get_realtime_ktime(clockid_t which_clock) 
	return ktime_get_real();

}



/* Set clock_realtime */

static int posix_clock_realtime_set(const clockid_t which_clock,

				    const struct timespec64 *tp)

{
@@ -166,9 +151,6 @@ static int posix_clock_realtime_adj(const clockid_t which_clock, 
	return do_adjtimex(t);

}



/*

 * Get monotonic time for posix timers

 */

static int posix_get_monotonic_timespec(clockid_t which_clock, struct timespec64 *tp)

{

	ktime_get_ts64(tp);
@@ -181,9 +163,6 @@ static ktime_t posix_get_monotonic_ktime(clockid_t which_clock) 
	return ktime_get();

}



/*

 * Get monotonic-raw time for posix timers

 */

static int posix_get_monotonic_raw(clockid_t which_clock, struct timespec64 *tp)

{

	ktime_get_raw_ts64(tp);
@@ -191,7 +170,6 @@ static int posix_get_monotonic_raw(clockid_t which_clock, struct timespec64 *tp) 
	return 0;

}





static int posix_get_realtime_coarse(clockid_t which_clock, struct timespec64 *tp)

{

	ktime_get_coarse_real_ts64(tp);
@@ -242,9 +220,6 @@ static int posix_get_hrtimer_res(clockid_t which_clock, struct timespec64 *tp) 
	return 0;

}



/*

 * Initialize everything, well, just everything in Posix clocks/timers ;)

 */

static __init int init_posix_timers(void)

{

	posix_timers_cache = kmem_cache_create("posix_timers_cache",