linux-kernel - Re: [PATCH] ARM: ptrace: Include linux/audit.h to fix build errors

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Message-ID: <20120215171415.GE29319@mudshark.cambridge.arm.com>
Date:	Wed, 15 Feb 2012 17:14:15 +0000
From:	Will Deacon <will.deacon@....com>
To:	Eric Paris <eparis@...hat.com>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Axel Lin <axel.lin@...il.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Nathaniel Husted <nhusted@...il.com>,
	Dave Martin <dave.martin@...aro.org>,
	Nicolas Pitre <nicolas.pitre@...aro.org>,
	Ingo Molnar <mingo@...e.hu>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] ARM: ptrace: Include linux/audit.h to fix build errors

On Wed, Feb 15, 2012 at 05:07:02PM +0000, Eric Paris wrote:
> Fixing the arch flag to be correct means we could do that translation
> properly.  I haven't seen the patches to support translation of arm raw
> bits to something higher level in audit userspace, but I assume it's
> coming as soon as someone cares.
> 
> So if someone tells me how the code knows it's endianness I'll gladly
> write the ifdef to switch from AUDIT_ARCH_ARMEB to AUDIT_ARCH_ARM when
> appropriate....

You should just be able to use #ifdef __ARMEB__ for the big-endian case (we
don't support a little-endian kernel with a big-endian userspace or anything
funky like that). If Russell has reverted the original patch your best bet is
probably to spin a v2 of the ARM bits and post it to LAK.

Will
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