[tip: timers/core] timekeeping: Add missing parameter documentation for update_fast_timekeeper()

[tip-bot2 for Alex Shi]

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     e025b03113d27139ce2b28b82599018e4d8fa5f6
Gitweb:        https://git.kernel.org/tip/e025b03113d27139ce2b28b82599018e4d8fa5f6
Author:        Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx>
AuthorDate:    Fri, 13 Nov 2020 15:24:31 +08:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Sun, 15 Nov 2020 23:47:24 +01:00

timekeeping: Add missing parameter documentation for update_fast_timekeeper()

Address the following warning:

 kernel/time/timekeeping.c:415: warning: Function parameter or member
 'tkf' not described in 'update_fast_timekeeper'

[ tglx: Remove the bogus ktime_get_mono_fast_ns() part ]

Signed-off-by: Alex Shi <alex.shi@xxxxxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/1605252275-63652-2-git-send-email-alex.shi@xxxxxxxxxxxxxxxxx

---
 kernel/time/timekeeping.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 570fc50..a823703 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -407,6 +407,7 @@ static inline u64 timekeeping_cycles_to_ns(const struct tk_read_base *tkr, u64 c
 /**
  * update_fast_timekeeper - Update the fast and NMI safe monotonic timekeeper.
  * @tkr: Timekeeping readout base from which we take the update
+ * @tkf: Pointer to NMI safe timekeeper
  *
  * We want to use this from any context including NMI and tracing /
  * instrumenting the timekeeping code itself.