linux-kernel - Re: pm_register() and pm_send

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Message-ID: <20080313180647.GD4949@elf.ucw.cz>
Date:	Thu, 13 Mar 2008 19:06:47 +0100
From:	Pavel Machek <pavel@....cz>
To:	Ralf Baechle <ralf@...ux-mips.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>, linux-kernel@...r.kernel.org,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	David Howells <dhowells@...hat.com>
Subject: Re: pm_register() and pm_send_all()

On Thu 2008-03-13 14:19:17, Ralf Baechle wrote:
> On Thu, Mar 13, 2008 at 12:28:23PM +0000, Ralf Baechle wrote:
> 
> > Looks correct to me, thus ACK.
> > 
> > Spinning that a little further I wonder how useful the rest of the
> > Alchemy code - which seems to only deal with devices - is.  If at all.
> > I'm going to check with some Alchemy users if that code actually works or
> > can be removed.  I think the latter.  Also there is the APM emulation
> > available which provides similar functionality.
> 
> So here a patch do cleanup a part.  Probably more to come
> 
> From: Ralf Baechle <ralf@...ux-mips.org>
> 
> [MIPS] Alchey: Crapectomy after removal of pm_send_all calls.
> 
> Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>

ACK.

> 
>  arch/mips/au1000/common/power.c |   20 --------------------
>  1 file changed, 20 deletions(-)
> 
> Index: linux-mips/arch/mips/au1000/common/power.c
> ===================================================================
> --- linux-mips.orig/arch/mips/au1000/common/power.c
> +++ linux-mips/arch/mips/au1000/common/power.c
> @@ -283,18 +283,6 @@ static int pm_do_sleep(ctl_table * ctl, 
>  	return 0;
>  }
>  
> -static int pm_do_suspend(ctl_table * ctl, int write, struct file *file,
> -			 void __user *buffer, size_t * len, loff_t *ppos)
> -{
> -	if (!write) {
> -		*len = 0;
> -	} else {
> -		suspend_mode = 1;
> -	}
> -	return 0;
> -}
> -
> -
>  static int pm_do_freq(ctl_table * ctl, int write, struct file *file,
>  		      void __user *buffer, size_t * len, loff_t *ppos)
>  {
> @@ -408,14 +396,6 @@ static int pm_do_freq(ctl_table * ctl, i
>  
>  static struct ctl_table pm_table[] = {
>  	{
> -		.ctl_name 	= CTL_UNNUMBERED,
> -		.procname	= "suspend",
> -		.data		= NULL,
> -		.maxlen		= 0,
> -		.mode		= 0600,
> -		.proc_handler	= &pm_do_suspend
> -	},
> -	{
>  		.ctl_name	= CTL_UNNUMBERED,
>  		.procname	= "sleep",
>  		.data		= NULL,

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