kernel/trace/ring_buffer.c: use DIV_ROUND_UP

Instead of open-coding it.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Andrew Morton 2009-01-09 12:27:09 -08:00 • committed by Ingo Molnar
commit 67d347245f