linux-kernel - Re: [PATCH -v12 00/39] use lmb with x86

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Date:	Tue, 13 Apr 2010 13:41:44 +1000
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Yinghai Lu <yinghai@...nel.org>
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>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH -v12 00/39] use lmb with x86

On Thu, 2010-04-08 at 23:03 -0700, Yinghai Lu wrote:
> the new lmb could be used to early_res in x86.
> 
> Suggested by: David, Ben, and Thomas

I still find most of your changeset comments to be very very poor, if
comprehensible at all. You really MUST make an effort there.

Cheers,
Ben.

> -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
> -v10:use lmb.rmo_size and ARCH_DISCARD_LMB according to Michael
>      change name to lmb_find_area/reserve_lmb_area/free_lmb_area,
>       according to Michael
>      update find_lmb_area to use __lmb_alloc_base according to ben
> -v11:move find_lmb_area_size back to x86.
>      x86 has own find_lmb_area, and could be disabled by ARCH_LMB_FIND_AREA
>       because _lmb_find_base has different behavoir from x86's old one.
>       one from high to high and one from low to high
>       need more test
>      tested for x86 32bit/64bit, numa/nonuma, nobootmem/bootmem.
> -v12:refresh the series with current tip
>      seperate nobootmem.c, so could remove some #ifdef
>      still keep CONFIG_NO_BOOTMEM, in x86 .c, and could use the as tags
>      so other lmb could refer them to use NO_BOOTMEM.
> 
> still keep find_lmb_area, may replace those find_lmb_area will lmb_alloc, if
> everything go fine
> 
> Please put them into tip and -next to have more test coverage.
> 
> Thanks
> 
> Yinghai


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