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| author | Anton Altaparmakov <aia21@cantab.net> | 2005-10-31 10:06:46 +0000 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2005-10-31 10:06:46 +0000 |
| commit | 1f04c0a24b2f3cfe89c802a24396263623e3512d (patch) | |
| tree | d7e2216b6e65b833c0c2b79b478d13ce17dbf296 /include/linux/timex.h | |
| parent | 07b188ab773e183871e57b33ae37bf635c9f12ba (diff) | |
| parent | e2f2e58e7968f8446b1078a20a18bf8ea12b4fbc (diff) | |
Merge branch 'master' of /usr/src/ntfs-2.6/
Diffstat (limited to 'include/linux/timex.h')
| -rw-r--r-- | include/linux/timex.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/timex.h b/include/linux/timex.h index 7e050a2cc35b..04a4a8cb4ed3 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -282,6 +282,13 @@ static inline int ntp_synced(void) return !(time_status & STA_UNSYNC); } +/* Required to safely shift negative values */ +#define shift_right(x, s) ({ \ + __typeof__(x) __x = (x); \ + __typeof__(s) __s = (s); \ + __x < 0 ? -(-__x >> __s) : __x >> __s; \ +}) + #ifdef CONFIG_TIME_INTERPOLATION |