From: "H. Peter Anvin" <hpa@zytor.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Keith Packard <keithp@keithp.com>,
linux-kernel@vger.kernel.org,
Matt Fleming <matt.fleming@intel.com>,
Matthew Garrett <mjg@redhat.com>, Zhang Rui <rui.zhang@intel.com>,
Huang Ying <huang.ying.caritas@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid"
Date: Sun, 11 Dec 2011 19:01:45 -0800 [thread overview]
Message-ID: <4EE56E99.60801@zytor.com> (raw)
In-Reply-To: <CA+55aFydzKrzUaDtBaebjKKO4xVpubfZAXP6oSD-SDuDMq9eGw@mail.gmail.com>
On 12/11/2011 06:59 PM, Linus Torvalds wrote:
> On Sun, Dec 11, 2011 at 4:12 PM, Keith Packard <keithp@keithp.com> wrote:
>> This hangs my MacBook Air at boot time; I get no console messages at
>> all. I reverted this on top of -rc5 and my machine boots again.
>
> Interesting. Current -git works for me on my 11" Macbook Air. Which
> should be identical to yours. This is the 4GB RAM, 128GB disk version,
> no?
>
> But I'm running OpenSUSE, and you're running Debian, right? And our
> kernel configs are probably wildly different, since I tend to try to
> boot a fairly minimal set.
>
> That said, if you've verified that if fails for you, I guess we should
> revert regardless. Matt, any suggestions for tests to do?
>
Also... I'd like to know what machines, if any, would break without the
patch, so we can figure out what has to be tested.
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2011-12-12 3:02 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-12 0:12 [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid" Keith Packard
2011-12-12 2:59 ` Linus Torvalds
2011-12-12 3:01 ` H. Peter Anvin [this message]
2011-12-12 3:11 ` Ingo Molnar
2011-12-12 3:31 ` Keith Packard
2011-12-12 3:32 ` H. Peter Anvin
2011-12-12 3:43 ` Keith Packard
2011-12-12 10:01 ` Matt Fleming
2011-12-12 16:35 ` Keith Packard
2011-12-12 16:50 ` Linus Torvalds
2011-12-12 17:09 ` H. Peter Anvin
2011-12-12 17:21 ` Keith Packard
2011-12-12 17:29 ` H. Peter Anvin
2011-12-12 17:37 ` Linus Torvalds
2011-12-15 15:29 ` Matt Fleming
2012-01-16 9:22 ` Matt Fleming
2012-01-16 9:31 ` Ingo Molnar
2012-01-16 9:49 ` Matt Fleming
2012-01-16 9:55 ` Ingo Molnar
2012-01-16 10:16 ` Matt Fleming
2012-01-16 14:54 ` [tip:x86/efi] x86/efi: Delete efi_ioremap() and fix CONFIG_X86_32 oops tip-bot for Matt Fleming
2012-02-08 12:46 ` [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid" Matt Fleming
2012-02-08 17:15 ` Keith Packard
2012-02-15 12:13 ` Matt Fleming
2012-02-17 11:21 ` Ingo Molnar
2011-12-12 10:01 ` Matt Fleming
2011-12-12 17:09 ` H. Peter Anvin
2011-12-12 17:26 ` Ingo Molnar
2011-12-12 3:06 ` Ingo Molnar
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