linux-kernel - Re: [PATCH -v9 00/31] use lmb with x86

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Message-ID: <4BB0DAC2.3000805@kernel.org>
Date:	Mon, 29 Mar 2010 09:52:18 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	michael@...erman.id.au
CC:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Miller <davem@...emloft.net>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH -v9 00/31] use lmb with x86

On 03/29/2010 05:22 AM, Michael Ellerman wrote:
> On Sun, 2010-03-28 at 19:42 -0700, Yinghai Lu wrote:
>> the new lmb could be used to early_res in x86.
>>
>> Suggested by: David, Ben, and Thomas
>>
>> First three patches should go into 2.6.34
>>
>> -v6: change sequence as requested by Thomas
>> -v7: seperate them to more patches
>> -v8: add boundary checking to make sure not free partial page.
>> -v9: use lmb_debug to control print out of reserve_lmb.
>>      add e820 clean up, and e820 become __initdata
> 
> Bike shedding perhaps, but can you maintain the naming convention, ie.
> lmb_xxx() rather than xxx_lmb(). Neither is necessarily better, but all
> the existing functions use the lmb_xxx() style.
> 

so you want

find_lmb_area ==> lmb_find_area
reserve_lmb ==> lmb_reserve
free_lmb ==> lmb_free

first one is ok, 

but next two we already have lmb_reserved and lmb_free without checking and increasing the size of region array.

should i use 
lmb_reserve_with_check?

thanks

yinghai

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