linux-kernel - Re: [GIT PULL] EFI urgent fix

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Message-ID: <20140919105001.GA11883@gmail.com>
Date:	Fri, 19 Sep 2014 12:50:01 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Matt Fleming <matt@...sole-pimps.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	linux-efi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Dave Young <dyoung@...hat.com>
Subject: Re: [GIT PULL] EFI urgent fix


* Matt Fleming <matt@...sole-pimps.org> wrote:

> Hi guys,
> 
> Please consider pulling the following urgent fix from Dave. It fixes an
> earlyprintk=efi regression introduced in v3.16. Due to changes in the
> early ACPI code we run out of early_ioremap slots when earlyprintk=efi
> is specified on the command line, resulting in a hang during kernel
> boot.
> 
> This patch is clearly a core x86 change, but since it is a fix for an
> EFI code issue I picked it up in my urgent queue. Let me know if you'd
> like to route this some other way.
> 
> The following changes since commit 0ceac9e094b065fe3fec19669740f338d3480498:
> 
>   efi/arm64: Fix fdt-related memory reservation (2014-09-09 07:51:09 +0100)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git tags/efi-urgent
> 
> for you to fetch changes up to 3eddc69ffeba092d288c386646bfa5ec0fce25fd:
> 
>   x86 early_ioremap: Increase FIX_BTMAPS_SLOTS to 8 (2014-09-14 15:24:31 +0100)
> 
> ----------------------------------------------------------------
>  * Increase the number of early_ioremap slots to fix a regression with
>    earlyprintk=efi after recent changes to the ACPI code - Dave Young
> 
> ----------------------------------------------------------------
> Dave Young (1):
>       x86 early_ioremap: Increase FIX_BTMAPS_SLOTS to 8
> 
>  arch/x86/include/asm/fixmap.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Pulled, thanks a lot Matt!

	Ingo
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