linux-kernel - Re: [patch][resend] provide rtc

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Message-Id: <20080528163600.b4c3c12c.akpm@linux-foundation.org>
Date:	Wed, 28 May 2008 16:36:00 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Stas Sergeev <stsp@...et.ru>
Cc:	ambx1@....rr.com, bjorn.helgaas@...com, david-b@...bell.net,
	mingo@...e.hu, tglx@...utronix.de, dbrownell@...rs.sourceforge.net,
	rmk+lkml@....linux.org.uk, linux-kernel@...r.kernel.org
Subject: Re: [patch][resend] provide rtc_cmos platform device, take 2

On Tue, 27 May 2008 15:23:06 +0400
Stas Sergeev <stsp@...et.ru> wrote:

> RTC doesn't work with pnpacpi=off.
> The attached patch fixes the problem by creating the platform device for
> the RTC when PNP is disabled. This may also help running the PNP-enabled
> kernel on an older PCs.
> 
> Signed-off-by: Stas Sergeev <stsp@...et.ru>
> Cc: David Brownell <david-b@...bell.net>
> Cc: Ingo Molnar <mingo@...e.hu>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Bjorn Helgaas <bjorn.helgaas@...com>
> Cc: Adam Belay <ambx1@....rr.com>
> CC: Russell King <rmk+lkml@....linux.org.uk>

So is everyone happy with this now?

It got lost from the changelog but IIRC this fixes a small sort-of regression
which was added in 2.6.25(?) because Stas switched drivers.  I assume
that the incompatibility was unintentional.

So it might be 2.6.26 material, and possibly even 2.6.25.x?
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