linux-kernel - Re: [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid"

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Message-ID: <1326707367.3629.26.camel@mfleming-mobl1.ger.corp.intel.com>
Date:	Mon, 16 Jan 2012 09:49:27 +0000
From:	Matt Fleming <matt@...sole-pimps.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Keith Packard <keithp@...thp.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Matthew Garrett <mjg@...hat.com>,
	Zhang Rui <rui.zhang@...el.com>,
	Huang Ying <huang.ying.caritas@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed
 address is invalid"

On Mon, 2012-01-16 at 10:31 +0100, Ingo Molnar wrote:
> * Matt Fleming <matt@...sole-pimps.org> wrote:
> 
> > Ping?
> 
> Would be nice to have testing from Keith as your fix looks more 
> attractive than the plain revert.
> 
> I could queue up the fix blindly and do a double revert if it 
> breaks, but i already strongly depleted my problematic-tree 
> quota for this cycle, so i'd rather have a nice Tested-by tag 
> from Keith ... ;-)

Sorry, I should have been more verbose here. What I was really asking
was whether Keith has had chance to test this patch. A Tested-by tag is
essential - I really don't want to be responsible for a problematic
tree ;-)

> Failing that i guess we'll have to do the revert, and re-try the 
> original commit with your fix merged into it.

The revert is already in Linus' tree as e1ad783b12ec "Revert "x86, efi:
Calling __pa() with an ioremap()ed address is invalid", so at least
we've got some time to get this patch right.

-- 
Matt Fleming, Intel Open Source Technology Center

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