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yaml
---
r: 312390
b: refs/heads/master
c: f2a5a08
h: refs/heads/master
v: v3
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John Stultz authored and Thomas Gleixner committed Jul 15, 2012
1 parent 548789f commit a3ef2f4
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Showing 2 changed files with 11 additions and 20 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 1f4f948706bcec1b51bf6492bf04057d2e21e273
refs/heads/master: f2a5a0854efc62abe7f69e9947842cb135837f9a
29 changes: 10 additions & 19 deletions trunk/kernel/time/timekeeping.c
Original file line number Diff line number Diff line change
Expand Up @@ -191,13 +191,17 @@ static inline s64 timekeeping_get_ns(void)
cycle_delta = (cycle_now - clock->cycle_last) & clock->mask;

nsec = cycle_delta * timekeeper.mult + timekeeper.xtime_nsec;
return nsec >> timekeeper.shift;
nsec >>= timekeeper.shift;

/* If arch requires, add in gettimeoffset() */
return nsec + arch_gettimeoffset();
}

static inline s64 timekeeping_get_ns_raw(void)
{
cycle_t cycle_now, cycle_delta;
struct clocksource *clock;
s64 nsec;

/* read clocksource: */
clock = timekeeper.clock;
Expand All @@ -206,8 +210,11 @@ static inline s64 timekeeping_get_ns_raw(void)
/* calculate the delta since the last update_wall_time: */
cycle_delta = (cycle_now - clock->cycle_last) & clock->mask;

/* return delta convert to nanoseconds. */
return clocksource_cyc2ns(cycle_delta, clock->mult, clock->shift);
/* convert delta to nanoseconds. */
nsec = clocksource_cyc2ns(cycle_delta, clock->mult, clock->shift);

/* If arch requires, add in gettimeoffset() */
return nsec + arch_gettimeoffset();
}

static void update_rt_offset(void)
Expand Down Expand Up @@ -282,9 +289,6 @@ void getnstimeofday(struct timespec *ts)
ts->tv_sec = timekeeper.xtime_sec;
ts->tv_nsec = timekeeping_get_ns();

/* If arch requires, add in gettimeoffset() */
nsecs += arch_gettimeoffset();

} while (read_seqretry(&timekeeper.lock, seq));

timespec_add_ns(ts, nsecs);
Expand All @@ -304,8 +308,6 @@ ktime_t ktime_get(void)
timekeeper.wall_to_monotonic.tv_sec;
nsecs = timekeeping_get_ns() +
timekeeper.wall_to_monotonic.tv_nsec;
/* If arch requires, add in gettimeoffset() */
nsecs += arch_gettimeoffset();

} while (read_seqretry(&timekeeper.lock, seq));
/*
Expand Down Expand Up @@ -336,8 +338,6 @@ void ktime_get_ts(struct timespec *ts)
ts->tv_sec = timekeeper.xtime_sec;
ts->tv_nsec = timekeeping_get_ns();
tomono = timekeeper.wall_to_monotonic;
/* If arch requires, add in gettimeoffset() */
ts->tv_nsec += arch_gettimeoffset();

} while (read_seqretry(&timekeeper.lock, seq));

Expand Down Expand Up @@ -365,8 +365,6 @@ void getnstime_raw_and_real(struct timespec *ts_raw, struct timespec *ts_real)
WARN_ON_ONCE(timekeeping_suspended);

do {
u32 arch_offset;

seq = read_seqbegin(&timekeeper.lock);

*ts_raw = timekeeper.raw_time;
Expand All @@ -376,11 +374,6 @@ void getnstime_raw_and_real(struct timespec *ts_raw, struct timespec *ts_real)
nsecs_raw = timekeeping_get_ns_raw();
nsecs_real = timekeeping_get_ns();

/* If arch requires, add in gettimeoffset() */
arch_offset = arch_gettimeoffset();
nsecs_raw += arch_offset;
nsecs_real += arch_offset;

} while (read_seqretry(&timekeeper.lock, seq));

timespec_add_ns(ts_raw, nsecs_raw);
Expand Down Expand Up @@ -1338,8 +1331,6 @@ ktime_t ktime_get_update_offsets(ktime_t *offs_real, ktime_t *offs_boot)

secs = timekeeper.xtime_sec;
nsecs = timekeeping_get_ns();
/* If arch requires, add in gettimeoffset() */
nsecs += arch_gettimeoffset();

*offs_real = timekeeper.offs_real;
*offs_boot = timekeeper.offs_boot;
Expand Down

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