Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 312386
b: refs/heads/master
c: 42e71e8
h: refs/heads/master
v: v3
  • Loading branch information
John Stultz authored and Thomas Gleixner committed Jul 15, 2012
1 parent b15060b commit 3842b24
Show file tree
Hide file tree
Showing 2 changed files with 19 additions and 22 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: e8b9dd7e2471b1274e3be719fcc385e0a710e46f
refs/heads/master: 42e71e81f5bb5125ca7c194b5ccf1c93511ff8fb
39 changes: 18 additions & 21 deletions trunk/kernel/time/timekeeping.c
Original file line number Diff line number Diff line change
Expand Up @@ -24,32 +24,31 @@
/* Structure holding internal timekeeping values. */
struct timekeeper {
/* Current clocksource used for timekeeping. */
struct clocksource *clock;
struct clocksource *clock;
/* NTP adjusted clock multiplier */
u32 mult;
u32 mult;
/* The shift value of the current clocksource. */
int shift;

int shift;
/* Number of clock cycles in one NTP interval. */
cycle_t cycle_interval;
cycle_t cycle_interval;
/* Number of clock shifted nano seconds in one NTP interval. */
u64 xtime_interval;
u64 xtime_interval;
/* shifted nano seconds left over when rounding cycle_interval */
s64 xtime_remainder;
s64 xtime_remainder;
/* Raw nano seconds accumulated per NTP interval. */
u32 raw_interval;
u32 raw_interval;

/* Clock shifted nano seconds remainder not stored in xtime.tv_nsec. */
u64 xtime_nsec;
u64 xtime_nsec;
/* Difference between accumulated time and NTP time in ntp
* shifted nano seconds. */
s64 ntp_error;
s64 ntp_error;
/* Shift conversion between clock shifted nano seconds and
* ntp shifted nano seconds. */
int ntp_error_shift;
int ntp_error_shift;

/* The current time */
struct timespec xtime;
struct timespec xtime;
/*
* wall_to_monotonic is what we need to add to xtime (or xtime corrected
* for sub jiffie times) to get to monotonic time. Monotonic is pegged
Expand All @@ -64,20 +63,17 @@ struct timekeeper {
* - wall_to_monotonic is no longer the boot time, getboottime must be
* used instead.
*/
struct timespec wall_to_monotonic;
struct timespec wall_to_monotonic;
/* time spent in suspend */
struct timespec total_sleep_time;
struct timespec total_sleep_time;
/* The raw monotonic time for the CLOCK_MONOTONIC_RAW posix clock. */
struct timespec raw_time;

struct timespec raw_time;
/* Offset clock monotonic -> clock realtime */
ktime_t offs_real;

ktime_t offs_real;
/* Offset clock monotonic -> clock boottime */
ktime_t offs_boot;

ktime_t offs_boot;
/* Seqlock for all timekeeper values */
seqlock_t lock;
seqlock_t lock;
};

static struct timekeeper timekeeper;
Expand Down Expand Up @@ -547,6 +543,7 @@ u64 timekeeping_max_deferment(void)
{
unsigned long seq;
u64 ret;

do {
seq = read_seqbegin(&timekeeper.lock);

Expand Down

0 comments on commit 3842b24

Please sign in to comment.