linux-kernel - Re: pm_register() and pm_send

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Date:	Thu, 13 Mar 2008 22:04:11 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ralf Baechle <ralf@...ux-mips.org>,
	David Howells <dhowells@...hat.com>
Subject: Re: pm_register() and pm_send_all()

On Thu 2008-03-13 21:54:58, Rafael J. Wysocki wrote:
> On Thursday, 13 of March 2008, Pavel Machek wrote:
> > On Wed 2008-03-12 15:00:42, Andrew Morton wrote:
> > > 
> > > This:
> > > 
> > > kernel/power/pm.c:203: warning: 'pm_register' is deprecated (declared at kernel/power/pm.c:62)
> > > kernel/power/pm.c:203: warning: 'pm_register' is deprecated (declared at kernel/power/pm.c:62)
> > > kernel/power/pm.c:204: warning: 'pm_send_all' is deprecated (declared at kernel/power/pm.c:178)
> > > kernel/power/pm.c:204: warning: 'pm_send_all' is deprecated (declared at kernel/power/pm.c:178)
> > > 
> > > is getting a bit boring.  These were marked deprecated at least three years
> > > ago.
> > > 
> > > 
> > > pm_register() no longer has any callers and afacit can be removed
> > > immediately.
> > > 
> > > pm_send_all() has just a handful of callers:
> > > 
> > > arch/x86/kernel/apm_32.c
> > > arch/mips/au1000/common/power.c
> > > arch/frv/kernel/pm.c
> > 
> > AFAICT pm_send_all is a nop when noone uses pm_register...
> 
> Apparently on 2.6.24 it's not used anywehere, at least according to LXR.
> 
> > Hmm.. can we just force CONFIG_PM_LEGACY=n, and see what happens?
> 
> Do you want me to push this patch and the following one from Ralf to
> Len?

Yes... I think we can kill pm_send_all etc...

-- 
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