timekeeping: Rename fast_tk_get_delta_ns() to __timekeeping_get_ns()

Rename fast_tk_get_delta_ns() to __timekeeping_get_ns() to prepare for its
reuse as a general timekeeping helper function.

Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240325064023.2997-11-adrian.hunter@intel.com

diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 3375f0a6400faf409fe688499cc3bc50150da12a..63061332a75c3eece8df9c751a491280be278f0f 100644 (file)
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -390,7 +390,7 @@ static inline u64 timekeeping_cycles_to_ns(const struct tk_read_base *tkr, u64 c
        return timekeeping_delta_to_ns(tkr, delta);
 }
 
-static __always_inline u64 fast_tk_get_delta_ns(struct tk_read_base *tkr)
+static __always_inline u64 __timekeeping_get_ns(const struct tk_read_base *tkr)
 {
        u64 delta, cycles = tk_clock_read(tkr);
 
@@ -449,7 +449,7 @@ static __always_inline u64 __ktime_get_fast_ns(struct tk_fast *tkf)
                seq = raw_read_seqcount_latch(&tkf->seq);
                tkr = tkf->base + (seq & 0x01);
                now = ktime_to_ns(tkr->base);
-               now += fast_tk_get_delta_ns(tkr);
+               now += __timekeeping_get_ns(tkr);
        } while (raw_read_seqcount_latch_retry(&tkf->seq, seq));
 
        return now;
@@ -565,7 +565,7 @@ static __always_inline u64 __ktime_get_real_fast(struct tk_fast *tkf, u64 *mono)
                tkr = tkf->base + (seq & 0x01);
                basem = ktime_to_ns(tkr->base);
                baser = ktime_to_ns(tkr->base_real);
-               delta = fast_tk_get_delta_ns(tkr);
+               delta = __timekeeping_get_ns(tkr);
        } while (raw_read_seqcount_latch_retry(&tkf->seq, seq));
 
        if (mono)