[PATCH v2 1/7] powerpc/85xx: re-enable timebase sync disabled by KEXEC patch

Scott Wood scottwood at freescale.com
Thu Nov 17 05:42:14 EST 2011


On 11/16/2011 03:55 AM, Zhao Chenhui wrote:
> From: Li Yang <leoli at freescale.com>
> 
> The timebase sync is not only necessary when using KEXEC. It should also
> be used by normal boot up and cpu hotplug. Remove the ifdef added by
> the KEXEC patch.

Again, no it should not be used by normal boot up (whether KEXEC support
is enabled or not).  We should only do timebase sync when we actually
need to (when we've actually just reset a core), and we should do it the
way U-Boot does rather than with smp-tbsync.c.

-Scott



More information about the Linuxppc-dev mailing list