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authorThomas Gleixner <tglx@linutronix.de>2014-07-16 21:04:20 +0000
committerJohn Stultz <john.stultz@linaro.org>2014-07-23 10:18:01 -0700
commit48064f5f67d58f95094305ac575d5372b58e265f (patch)
tree5ac9a039f7ada7542311859d7cce26d82cec60ba /kernel/time
parenta37c0aad6093575b52432b47b145304f1af18dff (diff)
timekeeping; Use ktime based data for ktime_get_update_offsets_tick()
No need to juggle with timespecs. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: John Stultz <john.stultz@linaro.org>
Diffstat (limited to 'kernel/time')
-rw-r--r--kernel/time/timekeeping.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index 54d90529f99d..e99350319eec 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -1636,22 +1636,22 @@ ktime_t ktime_get_update_offsets_tick(ktime_t *offs_real, ktime_t *offs_boot,
ktime_t *offs_tai)
{
struct timekeeper *tk = &tk_core.timekeeper;
- struct timespec64 ts;
- ktime_t now;
unsigned int seq;
+ ktime_t base;
+ u64 nsecs;
do {
seq = read_seqcount_begin(&tk_core.seq);
- ts = tk_xtime(tk);
+ base = tk->base_mono;
+ nsecs = tk->xtime_nsec >> tk->shift;
+
*offs_real = tk->offs_real;
*offs_boot = tk->offs_boot;
*offs_tai = tk->offs_tai;
} while (read_seqcount_retry(&tk_core.seq, seq));
- now = ktime_set(ts.tv_sec, ts.tv_nsec);
- now = ktime_sub(now, *offs_real);
- return now;
+ return ktime_add_ns(base, nsecs);
}
#ifdef CONFIG_HIGH_RES_TIMERS