From mboxrd@z Thu Jan  1 00:00:00 1970
From: linux@arm.linux.org.uk (Russell King - ARM Linux)
Date: Thu, 10 Feb 2011 12:56:24 +0000
Subject: [PATCH] ARM: Avoid discarding sections that might have
	SMP_ON_UP fixups
In-Reply-To: <20110209142211.GA11460@n2100.arm.linux.org.uk>
References: <E1PeueP-0003SR-03@rmk-PC.arm.linux.org.uk>
	<AANLkTinnhivretaRHpYwCYouk-_jWKZQEo7x4sbheJVL@mail.gmail.com>
	<20110125165919.GD17286@n2100.arm.linux.org.uk>
	<AANLkTimK06nJPtQoym3HxXeDD-s4nUrN0vWjp_JcgTjx@mail.gmail.com>
	<20110125174636.GE17286@n2100.arm.linux.org.uk>
	<alpine.LFD.2.00.1101251618230.8580@xanadu.home>
	<AANLkTi=zVsr8G=eYfp7v_QQvBBDCX+Es+T-4c4Fu=QVF@mail.gmail.com>
	<20110126124452.GB4232@n2100.arm.linux.org.uk>
	<20110126172535.GA15983@arm.com>
	<20110209142211.GA11460@n2100.arm.linux.org.uk>
Message-ID: <20110210125624.GA3652@n2100.arm.linux.org.uk>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Wed, Feb 09, 2011 at 02:22:11PM +0000, Russell King - ARM Linux wrote:
> On Wed, Jan 26, 2011 at 05:25:35PM +0000, Dave P. Martin wrote:
> > SMP_ON_UP fixups lead to vmlinux link errors if those sections are
> > discarded at link-time.  In particular this may happen for built-in
> > __exit stuff.
> > 
> > This patch modifies the vmlinux linker script to reduce the amount
> > of discarded sections, and tries to make sure that __exit sections
> > are kept in.
> > 
> > This is a hack and probably wrong!  Further discussion is needed.  
> 
> Can you send the configuration which you see this problem with?
> I've tried to build a kernel which inlines the spinlocks, but I find
> that's not possible, so I'm doubting whether any fix is required for
> mainline.

Any news on this, or can it not be reproduced?