diff options
| author | Roman Zippel <zippel@linux-m68k.org> | 2008-05-01 04:34:38 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-01 08:03:59 -0700 |
| commit | 7fc5c78409479d826341b103bdf734cb4fb02436 (patch) | |
| tree | e68d8edddd633a9ed410b304684343afacf36175 /include/linux/timex.h | |
| parent | 153b5d054ac2d98ea0d86504884326b6777f683d (diff) | |
ntp: rename TICK_LENGTH_SHIFT to NTP_SCALE_SHIFT
As TICK_LENGTH_SHIFT is used for more than just the tick length, the name
isn't quite approriate anymore, so this renames it to NTP_SCALE_SHIFT.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/timex.h')
| -rw-r--r-- | include/linux/timex.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/timex.h b/include/linux/timex.h index 6ff92237759a..5994d39de778 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -81,14 +81,14 @@ * offset and maximum frequency tolerance. */ #define SHIFT_USEC 16 /* frequency offset scale (shift) */ -#define PPM_SCALE (NSEC_PER_USEC << (TICK_LENGTH_SHIFT - SHIFT_USEC)) +#define PPM_SCALE (NSEC_PER_USEC << (NTP_SCALE_SHIFT - SHIFT_USEC)) #define PPM_SCALE_INV_SHIFT 20 -#define PPM_SCALE_INV ((1ll << (PPM_SCALE_INV_SHIFT + TICK_LENGTH_SHIFT)) / \ +#define PPM_SCALE_INV ((1ll << (PPM_SCALE_INV_SHIFT + NTP_SCALE_SHIFT)) / \ PPM_SCALE + 1) #define MAXPHASE 500000000l /* max phase error (ns) */ #define MAXFREQ 500000 /* max frequency error (ns/s) */ -#define MAXFREQ_SCALED ((s64)MAXFREQ << TICK_LENGTH_SHIFT) +#define MAXFREQ_SCALED ((s64)MAXFREQ << NTP_SCALE_SHIFT) #define MINSEC 256 /* min interval between updates (s) */ #define MAXSEC 2048 /* max interval between updates (s) */ #define NTP_PHASE_LIMIT ((MAXPHASE / NSEC_PER_USEC) << 5) /* beyond max. dispersion */ @@ -230,7 +230,7 @@ static inline int ntp_synced(void) __x < 0 ? -(-__x >> __s) : __x >> __s; \ }) -#define TICK_LENGTH_SHIFT 32 +#define NTP_SCALE_SHIFT 32 #ifdef CONFIG_NO_HZ #define NTP_INTERVAL_FREQ (2) |