From: "H. Peter Anvin" <hpa@zytor.com>
To: Nancy Yuen <yuenn@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Stefan Assmann <sassmann@kpanic.de>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
tony.luck@intel.com, andi@firstfloor.org, mingo@elte.hu,
rick@vanrein.org, rdunlap@xenotime.net,
Michael Ditto <mditto@google.com>
Subject: Re: [PATCH v2 0/3] support for broken memory modules (BadRAM)
Date: Wed, 22 Jun 2011 12:06:38 -0700 [thread overview]
Message-ID: <4E023D3E.1090408@zytor.com> (raw)
In-Reply-To: <BANLkTinMrMcDw8KX3BxmZh12-kULmecT-s9gdRGpYUCfNjFO7Q@mail.gmail.com>
On 06/22/2011 12:01 PM, Nancy Yuen wrote:
>
> Good point. There's the MAX_NODES that expands it, though it's still
> hard coded, and as I understand, intended for NUMA node entries. We
> need anywhere from 8K to 64K 'bad' entries. This creates holes and
> translates to twice as many entries in the e820. We only want to
> allow this memory if it's needed, instead of hard coding it.
>
It should be dynamic, probably. We can waste memory during early
reclaim, but the memblock stuff should be dynamic.
-hpa
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2011-06-22 19:06 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-22 11:18 Stefan Assmann
2011-06-22 11:18 ` [PATCH v2 1/3] Add string parsing function get_next_ulong Stefan Assmann
2011-06-22 11:18 ` [PATCH v2 2/3] support for broken memory modules (BadRAM) Stefan Assmann
2011-06-22 11:18 ` [PATCH v2 3/3] Add documentation and credits for BadRAM Stefan Assmann
2011-06-22 18:00 ` [PATCH v2 0/3] support for broken memory modules (BadRAM) Andrew Morton
2011-06-22 18:06 ` Josh Boyer
2011-06-22 18:09 ` Randy Dunlap
2011-06-22 18:11 ` Nancy Yuen
2011-06-22 18:13 ` H. Peter Anvin
2011-06-22 19:01 ` Nancy Yuen
2011-06-22 19:06 ` H. Peter Anvin [this message]
2011-06-22 18:24 ` Andi Kleen
2011-06-22 18:38 ` Andrew Morton
2011-06-22 18:56 ` Andi Kleen
2011-06-22 19:05 ` H. Peter Anvin
2011-06-22 19:15 ` Andi Kleen
2011-06-22 20:25 ` H. Peter Anvin
2011-06-22 20:28 ` Andi Kleen
2011-06-22 19:46 ` [PATCH] x86: e820: Eliminate bubble sort from sanitize_e820_map Mike Ditto
2011-06-22 20:18 ` [PATCH v2 0/3] support for broken memory modules (BadRAM) Stefan Assmann
2011-06-23 10:33 ` Rick van Rein
2011-06-23 10:49 ` Rick van Rein
2011-06-23 10:10 ` Rick van Rein
2011-06-22 18:15 ` H. Peter Anvin
2011-06-22 20:30 ` Stefan Assmann
2011-06-22 20:33 ` H. Peter Anvin
2011-06-23 13:39 ` Matthew Garrett
2011-06-23 14:08 ` Stefan Assmann
2011-06-23 14:12 ` Matthew Garrett
2011-06-23 15:37 ` Stefan Assmann
2011-06-23 16:30 ` H. Peter Anvin
2011-06-24 0:59 ` Andi Kleen
2011-06-23 17:00 ` Andi Kleen
2011-06-23 17:12 ` Luck, Tony
2011-06-24 1:03 ` Craig Bergstrom
2011-06-24 1:08 ` Andi Kleen
2011-06-24 1:22 ` Craig Bergstrom
2011-06-24 8:05 ` Rick van Rein
2011-06-24 14:34 ` Craig Bergstrom
2011-06-24 16:16 ` H. Peter Anvin
2011-06-24 16:40 ` Luck, Tony
2011-06-24 16:56 ` Rick van Rein
2011-06-24 17:14 ` H. Peter Anvin
[not found] <fa.fHPNPTsllvyE/7DxrKwiwgVbVww@ifi.uio.no>
2011-06-24 21:10 ` Shane Nay
2011-06-28 2:33 ` Craig Bergstrom
2011-06-29 8:08 ` Rick van Rein
2011-06-29 15:28 ` craig lkml
2011-06-29 16:06 ` Craig Bergstrom
2011-06-29 21:24 ` Tony Luck
2011-06-30 14:32 ` Jody Belka
-- strict thread matches above, loose matches on Subject: below --
2011-06-21 9:23 Stefan Assmann
2011-06-21 22:02 ` Andrew Morton
2011-06-22 11:11 ` Stefan Assmann
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4E023D3E.1090408@zytor.com \
--to=hpa@zytor.com \
--cc=akpm@linux-foundation.org \
--cc=andi@firstfloor.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mditto@google.com \
--cc=mingo@elte.hu \
--cc=rdunlap@xenotime.net \
--cc=rick@vanrein.org \
--cc=sassmann@kpanic.de \
--cc=tony.luck@intel.com \
--cc=yuenn@google.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox