From mboxrd@z Thu Jan  1 00:00:00 1970
From: Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH 20/31] lmb: Add __NOT_KEEP_LMB to put lmb code to .init
Date: Mon, 29 Mar 2010 09:20:28 -0700
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To: michael@ellerman.id.au
Cc: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>, Andrew Morton <akpm@linux-foundation.org>, David Miller <davem@davemloft.net>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Linus Torvalds <torvalds@linux-foundation.org>, Johannes Weiner <hannes@cmpxchg.org>, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org

On 03/29/2010 05:07 AM, Michael Ellerman wrote:
> On Sun, 2010-03-28 at 19:43 -0700, Yinghai Lu wrote:
>> So those lmb bits could released after kernel is booted up.
>>
>> Arch code could define __NOT_KEEP_LMB in asm/lmb.h, __init_lmb will become __init
> 
> ARCH_KEEP_LMB or ARCH_DISCARD_LMB, or something like that, would be more
> in keeping with existing flags like this.
> 

ok, will use ARCH_DISCARD_LMB.

BTW, it seems only PowerPC need to keep lmb after init stage, right ?

Thanks

Yinghai