From: "H. Peter Anvin" <hpa@linux.intel.com>
To: Henrik Rydberg <rydberg@euromail.se>
Cc: Yinghai Lu <yinghai@kernel.org>,
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 14:27:19 -0800 [thread overview]
Message-ID: <5137C2C7.3020302@linux.intel.com> (raw)
In-Reply-To: <20130306220412.GA1064@polaris.bitmath.org>
On 03/06/2013 02:04 PM, Henrik Rydberg wrote:
>>
>> 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.
>
> Maybe this should be a config option, given the ad-hoc nature of the
> chosen value? Anyway, the patch works.
>
Can we make a sensible argument for what the value *needs* to be? 2M at
least makes a modicum of sense. Either way, it's clear we still have
plenty of cleaning up to do...
-hpa
next prev parent reply other threads:[~2013-03-06 22:27 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
2013-03-06 22:04 ` Henrik Rydberg
2013-03-06 22:27 ` H. Peter Anvin [this message]
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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