Following code is repeated at many places: ktime_sub(hrtimer_get_expires(timer), base->offset);
and so it makes sense to create a separate inlined routine for this.
Signed-off-by: Viresh Kumar viresh.kumar@linaro.org --- include/linux/hrtimer.h | 6 ++++++ kernel/hrtimer.c | 11 +++++------ 2 files changed, 11 insertions(+), 6 deletions(-)
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 17c08ca..d1836cb 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -233,6 +233,12 @@ static inline ktime_t hrtimer_get_expires(const struct hrtimer *timer) return timer->node.expires; }
+static inline ktime_t hrtimer_get_monoexpires(const struct hrtimer *timer, + struct hrtimer_clock_base *base) +{ + return ktime_sub(hrtimer_get_expires(timer), base->offset); +} + static inline ktime_t hrtimer_get_softexpires(const struct hrtimer *timer) { return timer->_softexpires; diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 5b0cbe7..1a1fdc0 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -184,7 +184,7 @@ hrtimer_check_target(struct hrtimer *timer, struct hrtimer_clock_base *new_base) if (!new_base->cpu_base->hres_active) return 0;
- expires = ktime_sub(hrtimer_get_expires(timer), new_base->offset); + expires = hrtimer_get_monoexpires(timer, new_base); return expires.tv64 <= new_base->cpu_base->expires_next.tv64; #else return 0; @@ -554,7 +554,7 @@ hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal) continue; timer = container_of(next, struct hrtimer, node);
- expires = ktime_sub(hrtimer_get_expires(timer), base->offset); + expires = hrtimer_get_monoexpires(timer, base); /* * clock_was_set() has changed base->offset so the * result might be negative. Fix it up to prevent a @@ -588,7 +588,7 @@ static int hrtimer_reprogram(struct hrtimer *timer, struct hrtimer_clock_base *base) { struct hrtimer_cpu_base *cpu_base = &__get_cpu_var(hrtimer_bases); - ktime_t expires = ktime_sub(hrtimer_get_expires(timer), base->offset); + ktime_t expires = hrtimer_get_monoexpires(timer, base); int res;
WARN_ON_ONCE(hrtimer_get_expires_tv64(timer) < 0); @@ -898,7 +898,7 @@ static void __remove_hrtimer(struct hrtimer *timer, &timer->node == next_timer) { ktime_t expires;
- expires = ktime_sub(hrtimer_get_expires(timer), base->offset); + expires = hrtimer_get_monoexpires(timer, base); if (base->cpu_base->expires_next.tv64 == expires.tv64) hrtimer_force_reprogram(base->cpu_base, 1); } @@ -1309,8 +1309,7 @@ retry: if (basenow.tv64 < hrtimer_get_softexpires_tv64(timer)) { ktime_t expires;
- expires = ktime_sub(hrtimer_get_expires(timer), - base->offset); + expires = hrtimer_get_monoexpires(timer, base); if (expires.tv64 < 0) expires.tv64 = KTIME_MAX; if (expires.tv64 < expires_next.tv64)