From mboxrd@z Thu Jan  1 00:00:00 1970
From: linux@arm.linux.org.uk (Russell King - ARM Linux)
Date: Sat, 22 Oct 2011 14:37:59 +0100
Subject: Question about: linux-linaro-2.6.38.7 booting the ubuntu 10.10
	filesystem
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On Sat, Oct 22, 2011 at 05:35:52PM +0800, David Yang wrote:
>  I found in my timer driver,I didn't implement the "init_sched_clock"
> function.

Have you selected HAVE_SCHED_CLOCK ?