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timekeeping: Introduce combined timekeeping action flag

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Instead of explicitly listing all the separate timekeeping actions flags,
introduce a new one which covers all actions except TK_MIRROR action.

No functional change.

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-v2-14-554456a44a15@linutronix.de
This commit is contained in:
Anna-Maria Behnsen 2024-10-09 10:29:07 +02:00 committed by Thomas Gleixner
parent 5aa6c43eca
commit 6b1ef640f4
1 changed files with 6 additions and 4 deletions
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10
kernel/time/timekeeping.c
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@ -33,6 +33,8 @@
#define TK_MIRROR (1 << 1)
#define TK_CLOCK_WAS_SET (1 << 2)
#define TK_UPDATE_ALL (TK_CLEAR_NTP | TK_CLOCK_WAS_SET)
enum timekeeping_adv_mode {
/* Update timekeeper when a tick has passed */
TK_ADV_TICK,
@ -1524,7 +1526,7 @@ int do_settimeofday64(const struct timespec64 *ts)
tk_set_xtime(tk, ts);
out:
timekeeping_update(&tk_core, tk, TK_CLEAR_NTP | TK_MIRROR | TK_CLOCK_WAS_SET);
timekeeping_update(&tk_core, tk, TK_UPDATE_ALL | TK_MIRROR);
write_seqcount_end(&tk_core.seq);
raw_spin_unlock_irqrestore(&tk_core.lock, flags);
@ -1574,7 +1576,7 @@ static int timekeeping_inject_offset(const struct timespec64 *ts)
tk_set_wall_to_mono(tk, timespec64_sub(tk->wall_to_monotonic, *ts));
error: /* even if we error out, we forwarded the time, so call update */
timekeeping_update(&tk_core, tk, TK_CLEAR_NTP | TK_MIRROR | TK_CLOCK_WAS_SET);
timekeeping_update(&tk_core, tk, TK_UPDATE_ALL | TK_MIRROR);
write_seqcount_end(&tk_core.seq);
raw_spin_unlock_irqrestore(&tk_core.lock, flags);
@ -1659,7 +1661,7 @@ static int change_clocksource(void *data)
timekeeping_forward_now(tk);
old = tk->tkr_mono.clock;
tk_setup_internals(tk, new);
timekeeping_update(&tk_core, tk, TK_CLEAR_NTP | TK_MIRROR | TK_CLOCK_WAS_SET);
timekeeping_update(&tk_core, tk, TK_UPDATE_ALL | TK_MIRROR);
write_seqcount_end(&tk_core.seq);
raw_spin_unlock_irqrestore(&tk_core.lock, flags);
@ -1950,7 +1952,7 @@ void timekeeping_inject_sleeptime64(const struct timespec64 *delta)
__timekeeping_inject_sleeptime(tk, delta);
timekeeping_update(&tk_core, tk, TK_CLEAR_NTP | TK_MIRROR | TK_CLOCK_WAS_SET);
timekeeping_update(&tk_core, tk, TK_UPDATE_ALL | TK_MIRROR);
write_seqcount_end(&tk_core.seq);
raw_spin_unlock_irqrestore(&tk_core.lock, flags);