linux-kernel - Re: [PATCH] x86: introduce bootmem

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Date:	Fri, 06 Mar 2009 14:12:04 -0800
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	"H. Peter Anvin" <hpa@...or.com>
CC:	Yinghai Lu <yinghai@...nel.org>, mingo@...e.hu,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: introduce bootmem_state

H. Peter Anvin wrote:
> Yinghai Lu wrote:
>   
>> Impact: cleanup
>>
>> extend after_bootmem and after_init_bootmem to bootmem_state
>> and will have BEFORE_BOOTMEM, DURING_BOOTMEM, AFTER_BOOTMEM
>>
>>     
>
> Wouldn't it make more sense to add these as system_state enumerations
> and use relational comparisons on them (< <= >= >)?

Please, no.  system_state should be deprecated; its hard enough to have 
a notion of some kind of system-wide state, but putting subsystem 
specific substates into it just makes things worse.

    J
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