From: "H. Peter Anvin" <hpa@linux.intel.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Henrik Rydberg <rydberg@euromail.se>,
Linus Torvalds <torvalds@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Linux 3.9-rc1
Date: Wed, 06 Mar 2013 13:49:15 -0800 [thread overview]
Message-ID: <5137B9DB.6000605@linux.intel.com> (raw)
In-Reply-To: <CAE9FiQW6SegoYjoveCVGWS3h-0UOHp5_wuAwnVh14oKLyYQFKA@mail.gmail.com>
On 03/06/2013 01:33 PM, Yinghai Lu wrote:
> On Wed, Mar 6, 2013 at 12:58 PM, H. Peter Anvin <hpa@linux.intel.com> wrote:
>
>> Excellent. Yinghai, can you write up the patch with a proper
>> description and I'll put it into x86/urgent.
>
> I made it more robust: make sure real_end have 8M below it.
> Please check attached one.
>
Sigh. This is why "keep the page tables together" is fundamentally the
wrong strategy.
8M means that we won't even be able to boot on machines with less than
16M or so of RAM... I'm not sure if anyone still cares, but that is a
pretty aggressive heuristic.
-hpa
next prev parent reply other threads:[~2013-03-06 21:49 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-04 0:28 Linux 3.9-rc1 Linus Torvalds
2013-03-04 1:17 ` Jiri Kosina
2013-03-04 1:42 ` Linus Torvalds
2013-03-04 2:32 ` Randy Dunlap
2013-03-04 2:55 ` Linus Torvalds
2013-03-04 3:39 ` Linus Torvalds
2013-03-04 4:22 ` linux-next stats (Was: Linux 3.9-rc1) Stephen Rothwell
2013-03-04 5:02 ` Stephen Rothwell
2013-03-04 9:54 ` Regression from 3.8.0 - USB mouse (was: " Harald Arnesen
2013-03-06 8:06 ` Linux 3.9-rc1 Henrik Rydberg
2013-03-06 9:17 ` H. Peter Anvin
2013-03-06 10:07 ` Henrik Rydberg
2013-03-06 17:51 ` Yinghai Lu
2013-03-06 19:36 ` Henrik Rydberg
2013-03-06 19:34 ` H. Peter Anvin
2013-03-06 19:54 ` Henrik Rydberg
2013-03-06 20:00 ` Yinghai Lu
2013-03-06 20:45 ` Henrik Rydberg
2013-03-06 20:58 ` H. Peter Anvin
2013-03-06 21:33 ` Yinghai Lu
2013-03-06 21:49 ` H. Peter Anvin [this message]
2013-03-06 22:04 ` Henrik Rydberg
2013-03-06 22:27 ` H. Peter Anvin
2013-03-06 22:44 ` Yinghai Lu
2013-03-06 22:48 ` H. Peter Anvin
2013-03-06 22:54 ` Yinghai Lu
2013-03-07 4:28 ` [tip:x86/urgent] x86, mm: Make sure to find a 2M free block for the first mapped area tip-bot for Yinghai Lu
2013-03-06 22:14 ` Linux 3.9-rc1 Yinghai Lu
2013-03-06 22:19 ` Yinghai Lu
2013-03-06 22:28 ` H. Peter Anvin
2013-03-06 22:46 ` Yinghai Lu
2013-03-06 22:47 ` H. Peter Anvin
2013-03-06 16:08 ` Linus Torvalds
2013-03-06 16:57 ` H. Peter Anvin
2013-03-06 21:07 ` Henrik Rydberg
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