diff options
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/timekeeping.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index c8a9b9e54c9d..19ed58e97b57 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -2127,7 +2127,7 @@ static u64 logarithmic_accumulation(struct timekeeper *tk, u64 offset, * timekeeping_advance - Updates the timekeeper to the current time and * current NTP tick length */ -static void timekeeping_advance(enum timekeeping_adv_mode mode) +static bool timekeeping_advance(enum timekeeping_adv_mode mode) { struct timekeeper *real_tk = &tk_core.timekeeper; struct timekeeper *tk = &shadow_timekeeper; @@ -2198,9 +2198,8 @@ static void timekeeping_advance(enum timekeeping_adv_mode mode) write_seqcount_end(&tk_core.seq); out: raw_spin_unlock_irqrestore(&timekeeper_lock, flags); - if (clock_set) - /* Have to call _delayed version, since in irq context*/ - clock_was_set_delayed(); + + return !!clock_set; } /** @@ -2209,7 +2208,8 @@ out: */ void update_wall_time(void) { - timekeeping_advance(TK_ADV_TICK); + if (timekeeping_advance(TK_ADV_TICK)) + clock_was_set_delayed(); } /** @@ -2389,8 +2389,9 @@ int do_adjtimex(struct __kernel_timex *txc) { struct timekeeper *tk = &tk_core.timekeeper; struct audit_ntp_data ad; - unsigned long flags; + bool clock_set = false; struct timespec64 ts; + unsigned long flags; s32 orig_tai, tai; int ret; @@ -2425,6 +2426,7 @@ int do_adjtimex(struct __kernel_timex *txc) if (tai != orig_tai) { __timekeeping_set_tai_offset(tk, tai); timekeeping_update(tk, TK_MIRROR | TK_CLOCK_WAS_SET); + clock_set = true; } tk_update_leap_state(tk); @@ -2435,9 +2437,9 @@ int do_adjtimex(struct __kernel_timex *txc) /* Update the multiplier immediately if frequency was set directly */ if (txc->modes & (ADJ_FREQUENCY | ADJ_TICK)) - timekeeping_advance(TK_ADV_FREQ); + clock_set |= timekeeping_advance(TK_ADV_FREQ); - if (tai != orig_tai) + if (clock_set) clock_was_set(); ntp_notify_cmos_timer(); |