Re: [PATCH 06/20] early_res: seperate common memmap func from e820.c to fw_memmap.cy

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From: Ingo Molnar
Date: Tuesday, March 23, 2010 - 2:48 am

* Yinghai Lu <yinghai@kernel.org> wrote:


Yes, they seemed OK with changing it to accomodate x86, as long as current 
behavior stays compatible and as long as the changes are squeaky-clean.

Both of which are highly reasonable expectations ;-)


I think we want to work towards the end result where we dont have bootmem.c 
anymore. I.e. a modern LMB architecture should generally not make use of 
bootmem at all.

We could do that switch on x86 straight away, and make CONFIG_NO_BOOTMEM a 
default-y option, hm? We could also hide the interactivity behind 
CONFIG_DEBUG_VM or so - and eliminate it altogether later on.

We should also switch around the flag and turn it into CONFIG_BOOTMEM.

Hm?

	Ingo
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Messages in current thread:
[PATCH 00/20] x86: early_res and irq_desc, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 01/20] x86: add find_e820_area_node, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 02/20] x86: add get_centaur_ram_top, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 03/20] x86: make e820 to be static, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 05/20] x86: make e820 to be initdata, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 08/20] x86: fix out of order of gsi - full, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 10/20] x86: kill smpboot_hooks.h, Yinghai Lu, (Sun Mar 21, 12:13 am)
[PATCH 18/20] x86: remove arch_probe_nr_irqs, Yinghai Lu, (Sun Mar 21, 12:13 am)
Re: [PATCH 00/20] x86: early_res and irq_desc, Benjamin Herrenschmidt, (Sun Mar 21, 7:35 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Sun Mar 21, 7:37 pm)
Questions about SMP bootup control, Zhu, Yijun (NSN - CN ..., (Sun Mar 21, 7:46 pm)
Re: [PATCH 00/20] x86: early_res and irq_desc, Yinghai Lu, (Sun Mar 21, 8:26 pm)
Re: Questions about SMP bootup control, Andi Kleen, (Sun Mar 21, 8:29 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Sun Mar 21, 10:12 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Eric W. Biederman, (Mon Mar 22, 12:05 am)
RE: Questions about SMP bootup control, Zhu, Yijun (NSN - CN ..., (Mon Mar 22, 12:45 am)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 1:47 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 2:01 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 2:04 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 2:07 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 2:08 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 2:52 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Mon Mar 22, 2:54 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Geert Uytterhoeven, (Tue Mar 23, 1:53 am)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Ingo Molnar, (Tue Mar 23, 2:48 am)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Tue Mar 23, 9:24 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Tue Mar 23, 9:29 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Tue Mar 23, 9:44 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Tue Mar 23, 9:50 pm)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Wed Mar 24, 12:43 am)
Re: [PATCH 06/20] early_res: seperate common memmap func f ..., Benjamin Herrenschmidt, (Wed Mar 24, 2:32 am)