Messages in this thread Patch in this message | | | From | Alexander Kuleshov <> | Subject | [PATCH] clocksource: use clocksource_freq2mult() helper | Date | Wed, 16 Mar 2016 16:21:15 +0600 |
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which is introduced in the 7aca0c072 commit to simplify calculation of the mult and shift in the clocks_calc_mult_shift().
Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com> --- kernel/time/clocksource.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 56ece14..de57923 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -80,9 +80,7 @@ clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 maxsec) * accuracy and fits the maxsec conversion range: */ for (sft = 32; sft > 0; sft--) { - tmp = (u64) to << sft; - tmp += from / 2; - do_div(tmp, from); + tmp = clocksource_freq2mult(from, sft, to); if ((tmp >> sftacc) == 0) break; } -- 2.8.0.rc2.216.g1477fb2.dirty
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