linux-kernel - Re: [PATCH] x86 APM: delete Linux kernel APM support

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Date:	Fri, 25 Mar 2011 13:41:24 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Len Brown <lenb@...nel.org>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>, x86@...nel.org,
	linux-pm@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] x86 APM: delete Linux kernel APM support


* Ingo Molnar <mingo@...e.hu> wrote:

> 
> * Ingo Molnar <mingo@...e.hu> wrote:
> 
> > > Okay, I can delay this way:
> > > 
> > > 2.6.39:
> > > 	feature-removal.txt targets 2.6.42 removal
> > > 	depend on CONFIG_EXPERT
> > > 
> > > 2.6.40, 2.6.41:
> > > 	WARN once on run-time access
> > > 
> > > 2.6.42:
> > > 	remove.
> > 
> > Regardless of removal, i'd suggest a "this code is not supported" kind of 
> > WARN() message to the APM code today, into .39 - to see whether it pops up 
> > anywhere - and mark it for -stable as well.
> > 
> > .42 removal might be too fast, considering the typical release schedule of 
> > Linux distributions. [...]
> 
> Anyway, i'd ack this schedule if you queued up the WARN() today with a -stable 
> tag, on the condition that if we get complaints about that message, we keep APM 
> support.

s/today/for .39

Thanks,

	Ingo
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