From: Scott Wood <scottwood@freescale.com>
To: Zhao Chenhui <chenhui.zhao@freescale.com>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v2 1/7] powerpc/85xx: re-enable timebase sync disabled by KEXEC patch
Date: Wed, 16 Nov 2011 12:42:14 -0600 [thread overview]
Message-ID: <4EC40406.1030408@freescale.com> (raw)
In-Reply-To: <1321437344-19253-1-git-send-email-chenhui.zhao@freescale.com>
On 11/16/2011 03:55 AM, Zhao Chenhui wrote:
> From: Li Yang <leoli@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
next prev parent reply other threads:[~2011-11-16 18:42 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-16 9:55 [PATCH v2 1/7] powerpc/85xx: re-enable timebase sync disabled by KEXEC patch Zhao Chenhui
2011-11-16 9:55 ` [PATCH v2 2/7] powerpc/85xx: add HOTPLUG_CPU support Zhao Chenhui
2011-11-16 19:02 ` Scott Wood
2011-11-17 11:16 ` Li Yang-R58472
2011-11-17 19:44 ` Scott Wood
2011-11-16 9:55 ` [PATCH v2 3/7] powerpc/85xx: add sleep and deep sleep support Zhao Chenhui
2011-11-16 21:42 ` Scott Wood
2011-11-16 9:55 ` [PATCH v2 4/7] powerpc/85xx: add support to JOG feature using cpufreq interface Zhao Chenhui
2011-11-17 0:17 ` Scott Wood
2011-11-17 11:53 ` Zhao Chenhui
2011-11-17 19:54 ` Scott Wood
2011-11-16 9:55 ` [PATCH v2 5/7] fsl_pmc: update device bindings Zhao Chenhui
2011-11-16 9:55 ` [PATCH v2 6/7] fsl_pmc: Add API to enable device as wakeup event source Zhao Chenhui
2011-11-16 18:42 ` Scott Wood [this message]
2011-11-18 10:12 ` [PATCH v2 1/7] powerpc/85xx: re-enable timebase sync disabled by KEXEC patch Zhao Chenhui
2011-11-18 14:35 ` Kumar Gala
2011-11-18 18:01 ` Scott Wood
2011-11-20 16:46 ` Kumar Gala
2011-11-22 9:29 ` Li Yang-R58472
2011-11-22 16:05 ` Kumar Gala
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