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| author | Kevin Hilman <khilman@linaro.org> | 2015-06-11 14:37:45 -0700 |
|---|---|---|
| committer | Kevin Hilman <khilman@linaro.org> | 2015-06-11 14:37:45 -0700 |
| commit | ecdf94da6f91310d08081e05db78a6c997b44e4b (patch) | |
| tree | 0528ddc7e2b34046b3bd98dedf89ca7fee40c1ae /kernel/time | |
| parent | e28f23d8aaf3c3455edcdf646d910757051a07e3 (diff) | |
| parent | c65b99f046843d2455aa231747b5a07a999a9f3d (diff) | |
Merge tag 'v4.1-rc6' into next/dt
Linux 4.1-rc6
Conflicts:
arch/arm/boot/dts/zynq-7000.dtsi
Resolution summary:
Mainline had an earlier version of the commit, resolve in favor of the
newer patch in next/dt branch.
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/hrtimer.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c index 76d4bd962b19..93ef7190bdea 100644 --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -266,21 +266,23 @@ lock_hrtimer_base(const struct hrtimer *timer, unsigned long *flags) /* * Divide a ktime value by a nanosecond value */ -u64 __ktime_divns(const ktime_t kt, s64 div) +s64 __ktime_divns(const ktime_t kt, s64 div) { - u64 dclc; int sft = 0; + s64 dclc; + u64 tmp; dclc = ktime_to_ns(kt); + tmp = dclc < 0 ? -dclc : dclc; + /* Make sure the divisor is less than 2^32: */ while (div >> 32) { sft++; div >>= 1; } - dclc >>= sft; - do_div(dclc, (unsigned long) div); - - return dclc; + tmp >>= sft; + do_div(tmp, (unsigned long) div); + return dclc < 0 ? -tmp : tmp; } EXPORT_SYMBOL_GPL(__ktime_divns); #endif /* BITS_PER_LONG >= 64 */ |