diff options
| author | Anna-Maria Behnsen <anna-maria@linutronix.de> | 2024-10-09 10:29:04 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-10-25 19:49:14 +0200 |
| commit | a5f9e4e4ef941048d1ff78cbb1ef95b20ed83802 (patch) | |
| tree | 224c4482ec461d53e735b6883a40198963716d78 /kernel/time | |
| parent | 10f7c178a9dad803e80bc01f47e7b30e12a78957 (diff) | |
timekeeping: Introduce tkd_basic_setup() to make lock and seqcount init reusable
Initialization of lock and seqcount needs to be done for every instance of
timekeeper struct. To be able to easily reuse it, create a separate
function for it.
Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <jstultz@google.com>
Link: https://lore.kernel.org/all/20241009-devel-anna-maria-b4-timers-ptp-timekeeping-v2-11-554456a44a15@linutronix.de
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/timekeeping.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index d520c11e912d..cd83deafd3c2 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -1765,6 +1765,12 @@ read_persistent_wall_and_boot_offset(struct timespec64 *wall_time, *boot_offset = ns_to_timespec64(local_clock()); } +static __init void tkd_basic_setup(struct tk_data *tkd) +{ + raw_spin_lock_init(&tkd->lock); + seqcount_raw_spinlock_init(&tkd->seq, &tkd->lock); +} + /* * Flag reflecting whether timekeeping_resume() has injected sleeptime. * @@ -1792,8 +1798,7 @@ void __init timekeeping_init(void) struct timekeeper *tk = &tk_core.timekeeper; struct clocksource *clock; - raw_spin_lock_init(&tk_core.lock); - seqcount_raw_spinlock_init(&tk_core.seq, &tkd->lock); + tkd_basic_setup(&tk_core); read_persistent_wall_and_boot_offset(&wall_time, &boot_offset); if (timespec64_valid_settod(&wall_time) && |