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| author | Takashi Iwai <tiwai@suse.de> | 2010-02-17 14:24:46 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-02-17 14:24:46 +0100 |
| commit | 7fb3a069bc5d3577409c2ae89f89cd264ff85816 (patch) | |
| tree | 7fe3ba3b95faeecb01e4feafb9288ef4b523c6b3 /arch/powerpc/kernel/time.c | |
| parent | 291186e049d7f8178ad31d43c38a53889f25d79e (diff) | |
| parent | 9d3415a8cc76ff65c6602a121ac318432c5cd7ba (diff) | |
| download | linux-7fb3a069bc5d3577409c2ae89f89cd264ff85816.tar.bz2 | |
Merge branch 'fix/misc' into topic/misc
Conflicts:
sound/pci/hda/patch_realtek.c
Diffstat (limited to 'arch/powerpc/kernel/time.c')
| -rw-r--r-- | arch/powerpc/kernel/time.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 9ba2cc88591d..6c6093d67f30 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -903,12 +903,21 @@ static void decrementer_set_mode(enum clock_event_mode mode, decrementer_set_next_event(DECREMENTER_MAX, dev); } +static inline uint64_t div_sc64(unsigned long ticks, unsigned long nsec, + int shift) +{ + uint64_t tmp = ((uint64_t)ticks) << shift; + + do_div(tmp, nsec); + return tmp; +} + static void __init setup_clockevent_multiplier(unsigned long hz) { u64 mult, shift = 32; while (1) { - mult = div_sc(hz, NSEC_PER_SEC, shift); + mult = div_sc64(hz, NSEC_PER_SEC, shift); if (mult && (mult >> 32UL) == 0UL) break; |