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Commit 23a9537a authored by Thomas Gleixner's avatar Thomas Gleixner Committed by John Stultz
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timekeeping: Calc stuff once 



Calculate the cycle interval shifted value once. No functional change,
just makes the code more readable.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarJohn Stultz <john.stultz@linaro.org>
parent 90adda98

kernel/time/timekeeping.c

+4 −3
Original line number Diff line number Diff line
@@ -1250,15 +1250,16 @@ static inline void accumulate_nsecs_to_secs(struct timekeeper *tk) 
static cycle_t logarithmic_accumulation(struct timekeeper *tk, cycle_t offset,

						u32 shift)

{

	cycle_t interval = tk->cycle_interval << shift;

	u64 raw_nsecs;



	/* If the offset is smaller then a shifted interval, do nothing */

	if (offset < tk->cycle_interval<<shift)

	if (offset < interval)

		return offset;



	/* Accumulate one shifted interval */

	offset -= tk->cycle_interval << shift;

	tk->clock->cycle_last += tk->cycle_interval << shift;

	offset -= interval;

	tk->clock->cycle_last += interval;



	tk->xtime_nsec += tk->xtime_interval << shift;

	accumulate_nsecs_to_secs(tk);