linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Zhao Chenhui <chenhui.zhao@freescale.com>
To: <linuxppc-dev@lists.ozlabs.org>, <galak@kernel.crashing.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/4] cpu: export cpu hotplug disable/enable functions as global functions
Date: Fri, 10 Aug 2012 17:41:41 +0800	[thread overview]
Message-ID: <20120810094141.GA17891@localhost.localdomain> (raw)
In-Reply-To: <1344329006-10645-3-git-send-email-chenhui.zhao@freescale.com>

On Tue, Aug 07, 2012 at 04:43:25PM +0800, Zhao Chenhui wrote:
> The cpufreq driver of mpc85xx will disable/enable cpu hotplug temporarily.
> Therefore, the related functions should be exported.
> 
> Signed-off-by: Zhao Chenhui <chenhui.zhao@freescale.com>
> ---
>  include/linux/cpu.h |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/include/linux/cpu.h b/include/linux/cpu.h
> index ce7a074..df8f73d 100644
> --- a/include/linux/cpu.h
> +++ b/include/linux/cpu.h
> @@ -146,6 +146,8 @@ void notify_cpu_starting(unsigned int cpu);
>  extern void cpu_maps_update_begin(void);
>  extern void cpu_maps_update_done(void);
>  
> +extern void cpu_hotplug_disable_before_freeze(void);
> +extern void cpu_hotplug_enable_after_thaw(void);
>  #else	/* CONFIG_SMP */
>  
>  #define cpu_notifier(fn, pri)	do { (void)(fn); } while (0)
> @@ -167,6 +169,8 @@ static inline void cpu_maps_update_done(void)
>  {
>  }
>  
> +static inline void cpu_hotplug_disable_before_freeze(void)	{}
> +static inline void cpu_hotplug_enable_after_thaw(void)	{}
>  #endif /* CONFIG_SMP */
>  extern struct bus_type cpu_subsys;
>  
> -- 
> 1.6.4.1
> 

Hi kumar,

I will not use these API in the 4/4 patch. please ignore this patch.

-Chenhui

  parent reply	other threads:[~2012-08-10  9:39 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-07  8:43 [PATCH 1/4] powerpc/85xx: add sleep and deep sleep support Zhao Chenhui
2012-08-07  8:43 ` [PATCH 2/4] fsl_pmc: Add API to enable device as wakeup event source Zhao Chenhui
2012-08-11 13:19   ` Tabi Timur-B04825
2012-08-14  9:58     ` Zhao Chenhui
2012-08-14 10:01     ` Zhao Chenhui
2012-08-14 12:27       ` Tabi Timur-B04825
2012-08-07  8:43 ` [PATCH 3/4] cpu: export cpu hotplug disable/enable functions as global functions Zhao Chenhui
2012-08-07 17:51   ` Kumar Gala
2012-08-08  6:13     ` Srivatsa S. Bhat
2012-08-08  7:11       ` Zhao Chenhui
2012-08-10  9:41   ` Zhao Chenhui [this message]
2012-08-07  8:43 ` [PATCH 4/4] powerpc/85xx: add support to JOG feature using cpufreq interface Zhao Chenhui

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20120810094141.GA17891@localhost.localdomain \
    --to=chenhui.zhao@freescale.com \
    --cc=galak@kernel.crashing.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).