From: Yinghai <yinghai.lu@oracle.com>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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>,
Linus Torvalds <torvalds@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org
Subject: Re: [PATCH 07/22] lmb: Add lmb_to_bootmem()
Date: Sun, 09 May 2010 21:31:51 -0700 [thread overview]
Message-ID: <4BE78C37.5080103@oracle.com> (raw)
In-Reply-To: <1273461193.23699.9.camel@pasglop>
On 05/09/2010 08:13 PM, Benjamin Herrenschmidt wrote:
> On Sat, 2010-05-08 at 08:17 -0700, Yinghai Lu wrote:
>> lmb_to_bootmem() will reserve lmb.reserved.region in bootmem after bootmem is
>> set up.
>>
>> We can use it to with all arches that support lmb later.
>
> This is clumsy. Doesn't work with NUMA either. Also,
it works NUMA. for x86 we managed to call that one time from 2.6.34-rc1. (still called early_res_to_bootmem().
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=1842f90cc98625d4d9bf8f8b927f17705ceb4e9c
> reserve_bootmem_generic() only exists on x86 afaik.
previous patch add weak version
[PATCH 06/22] bootmem, x86: Add weak version of reserve_bootmem_generic
YH
next prev parent reply other threads:[~2010-05-10 4:34 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-08 15:17 [PATCH -v14 00/22] Use lmb with x86 Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 01/22] lmb: Move lmb.c to mm/ Yinghai Lu
2010-05-08 15:17 ` [PATCH 02/22] lmb: Seperate region array from lmb_region struct Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 03/22] lmb: Seperate __lmb_find_base() from __lmb_alloc_base() Yinghai Lu
2010-05-08 15:17 ` [PATCH 04/22] lmb: Add lmb_find_area() Yinghai Lu
2010-05-08 15:17 ` [PATCH 05/22] lmb: Add lmb_reserve_area/lmb_free_area Yinghai Lu
2010-05-10 7:10 ` Benjamin Herrenschmidt
2010-05-10 18:09 ` Yinghai
2010-05-10 21:44 ` H. Peter Anvin
2010-05-10 21:53 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 06/22] bootmem, x86: Add weak version of reserve_bootmem_generic Yinghai Lu
2010-05-08 15:17 ` [PATCH 07/22] lmb: Add lmb_to_bootmem() Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-10 3:13 ` Benjamin Herrenschmidt
2010-05-10 4:31 ` Yinghai [this message]
2010-05-12 0:03 ` Benjamin Herrenschmidt
2010-05-12 0:50 ` yinghai.lu
2010-05-08 15:17 ` [PATCH 08/22] lmb: Add get_free_all_memory_range() Yinghai Lu
2010-05-10 4:04 ` Benjamin Herrenschmidt
2010-05-10 4:04 ` Benjamin Herrenschmidt
2010-05-10 7:29 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 09/22] lmb: Add lmb_register_active_regions() and lmb_hole_size() Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 10/22] lmb: Prepare to include linux/lmb.h in core file Yinghai Lu
2010-05-08 15:17 ` [PATCH 11/22] lmb: Add find_memory_core_early() Yinghai Lu
2010-05-08 15:17 ` [PATCH 12/22] lmb: Add lmb_find_area_node() Yinghai Lu
2010-05-10 6:23 ` Benjamin Herrenschmidt
2010-05-10 6:23 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 13/22] lmb: Add lmb_free_memory_size() Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-10 6:24 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 14/22] lmb: Add lmb_memory_size() Yinghai Lu
2010-05-10 6:25 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 15/22] lmb: Add lmb_reserve_area_overlap_ok() Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-10 6:34 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 16/22] lmb: Use lmb_debug to control debug message print out Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 17/22] lmb: Add ARCH_DISCARD_LMB to put lmb code to .init Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-10 6:16 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 18/22] lmb: Add __free/__reserve/__clear_lmb_reserved_region_array() Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-10 6:18 ` Benjamin Herrenschmidt
2010-05-08 15:17 ` [PATCH 19/22] x86, lmb: Add lmb_find_area_size() Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 20/22] x86: Use lmb to replace early_res Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 21/22] x86: Replace e820_/_early string with lmb_ Yinghai Lu
2010-05-08 15:17 ` Yinghai Lu
2010-05-08 15:17 ` [PATCH 22/22] x86: Remove not used early_res code Yinghai Lu
2010-05-10 2:38 ` [PATCH -v14 00/22] Use lmb with x86 Benjamin Herrenschmidt
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