From: Rene Herman <rene.herman@keyaccess.nl>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Linus Torvalds <torvalds@osdl.org>,
Arjan van de Ven <arjan@linux.intel.com>, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org, akpm@osdl.org, mingo@elte.hu
Subject: Re: Patch to reorder functions in the vmlinux to a defined order
Date: Thu, 23 Feb 2006 20:48:01 +0100 [thread overview]
Message-ID: <43FE1171.80305@keyaccess.nl> (raw)
In-Reply-To: <1140723289.4952.10.camel@localhost.localdomain>
Alan Cox wrote:
> On Iau, 2006-02-23 at 20:23 +0100, Rene Herman wrote:
>> Does 16MB still work? Gets the kernel out of the old ZONE_DMA. I suppose
>> not many people are really using that anyway anymore these days, but if
>> no downsides maybe?
>
> Certainly the PAE kernel might as well do that and the AMD64 if it
> doesn't already. There are complications however getting above 16MB
> because 16bit protected mode (and maybe the BIOS helpers - I need to
> check that) can't hit it.
INT 15/AH=0x87 (move from low to high) on a 386+ should work, according
to the documentation I have... Is PM16 used anywhere?
> We also used to have people DMAing into static kernel buffers in older
> days but hopefully that habit is now dead and gone because modules
> sorted most of it out.
Good method to flush out any possible remaining users :-)
Rene.
next prev parent reply other threads:[~2006-02-23 19:47 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-23 13:19 Patch to make the head.S-must-be-first-in-vmlinux order explicit Arjan van de Ven
2006-02-23 13:42 ` Andi Kleen
2006-02-23 13:57 ` Arjan van de Ven
2006-02-23 14:14 ` Andi Kleen
2006-02-23 14:40 ` Arjan van de Ven
2006-02-24 13:49 ` Eric W. Biederman
2006-02-24 13:53 ` Arjan van de Ven
2006-02-24 14:17 ` Eric W. Biederman
2006-02-24 14:32 ` Andi Kleen
2006-02-23 15:09 ` Patch to reorder functions in the vmlinux to a defined order Arjan van de Ven
2006-02-23 16:00 ` Andi Kleen
2006-02-23 16:02 ` Arjan van de Ven
2006-02-23 16:43 ` Arjan van de Ven
2006-02-23 16:48 ` Andi Kleen
2006-02-23 16:49 ` Arjan van de Ven
2006-02-23 17:08 ` Linus Torvalds
2006-02-23 17:20 ` Andi Kleen
2006-02-23 17:34 ` Alan Cox
2006-02-23 18:13 ` Andi Kleen
2006-02-23 17:44 ` Linus Torvalds
2006-02-23 18:14 ` Andi Kleen
2006-02-23 19:03 ` linux-os (Dick Johnson)
2006-02-23 19:32 ` Linus Torvalds
2006-02-24 12:43 ` linux-os (Dick Johnson)
2006-02-23 19:23 ` Rene Herman
2006-02-23 19:31 ` Andi Kleen
2006-02-23 19:34 ` Alan Cox
2006-02-23 19:48 ` Rene Herman [this message]
2006-02-23 19:35 ` Linus Torvalds
2006-02-23 19:44 ` Arjan van de Ven
2006-02-23 20:13 ` Rene Herman
2006-02-23 20:26 ` Dave Jones
2006-02-24 2:44 ` Fernando Luis Vazquez Cao
2006-02-24 2:47 ` Andi Kleen
2006-02-24 14:44 ` Theodore Ts'o
2006-02-23 23:19 ` Linus Torvalds
2006-02-23 23:53 ` Rene Herman
2006-02-24 14:23 ` Eric W. Biederman
2006-02-24 14:23 ` Eric W. Biederman
2006-02-24 15:30 ` Rene Herman
2006-02-24 15:55 ` Eric W. Biederman
2006-02-24 16:48 ` Andi Kleen
2006-02-24 20:38 ` Eric W. Biederman
2006-02-25 2:11 ` Folkert van Heusden
2006-02-25 8:32 ` Arjan van de Ven
2006-02-24 17:26 ` Linus Torvalds
2006-02-24 17:57 ` Rene Herman
2006-02-24 18:11 ` Linus Torvalds
2006-03-07 23:36 ` H. Peter Anvin
2006-02-24 14:11 ` Eric W. Biederman
2006-02-24 1:38 ` Martin Bligh
2006-02-23 20:07 ` Andy Whitcroft
2006-02-23 16:48 ` Linus Torvalds
2006-02-23 16:54 ` Benjamin LaHaise
2006-02-23 18:01 ` Arjan van de Ven
2006-02-23 16:57 ` linux-os (Dick Johnson)
2006-02-23 17:36 ` Zwane Mwaikambo
2006-02-23 17:59 ` Arjan van de Ven
2006-02-24 22:19 ` Tony Luck
2006-02-24 22:21 ` Arjan van de Ven
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