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| author | Thomas Gleixner <tglx@linutronix.de> | 2025-05-19 11:33:27 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2025-06-19 15:28:23 +0300 |
| commit | 6168024604236cb2bb1004ea8459c8ece2c4ef5f (patch) | |
| tree | 7063abcf2c729b396d64188d6ca0d287a3d97d42 /include/linux | |
| parent | 8c782acd3f47e21f9b03fd3720172d1f8e4fb796 (diff) | |
| download | linux-6168024604236cb2bb1004ea8459c8ece2c4ef5f.tar.xz | |
timekeeping: Add clock_valid flag to timekeeper
In preparation for supporting independent auxiliary timekeepers, add a
clock valid field and set it to true for the system timekeeper.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <jstultz@google.com>
Link: https://lore.kernel.org/all/20250519083026.287145536@linutronix.de
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/timekeeper_internal.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h index 4201ae818f57..1690eda1c7c3 100644 --- a/include/linux/timekeeper_internal.h +++ b/include/linux/timekeeper_internal.h @@ -73,6 +73,7 @@ struct tk_read_base { * @raw_sec: CLOCK_MONOTONIC_RAW time in seconds * @clock_was_set_seq: The sequence number of clock was set events * @cs_was_changed_seq: The sequence number of clocksource change events + * @clock_valid: Indicator for valid clock * @monotonic_to_boot: CLOCK_MONOTONIC to CLOCK_BOOTTIME offset * @cycle_interval: Number of clock cycles in one NTP interval * @xtime_interval: Number of clock shifted nano seconds in one NTP @@ -149,6 +150,7 @@ struct timekeeper { /* Cachline 3 and 4 (timekeeping internal variables): */ unsigned int clock_was_set_seq; u8 cs_was_changed_seq; + u8 clock_valid; struct timespec64 monotonic_to_boot; |