public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: "H. Peter Anvin" <hpa@zytor.com>
To: Avi Kivity <avi@argo.co.il>
Cc: David Miller <davem@davemloft.net>,
	dmlb2000@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: PAGE_SIZE Availability Inconsistency
Date: Thu, 08 Mar 2007 14:21:20 -0800	[thread overview]
Message-ID: <45F08C60.6010404@zytor.com> (raw)
In-Reply-To: <45F07B63.1000105@argo.co.il>

Avi Kivity wrote:
>>
>> It definitely should, especially on x86-64, where the page size isn't 
>> guaranteed by the ABI (on i386, the ABI guarantees a 4K page size; on 
>> x86-64 it can be up to 64K.)
> 
> Wouldn't that be ia64?

No, the x86-64 EFI ABI permits page sizes up to 64K.  Currently, of 
course, the only page size in use is 4K, but unlike i386 that's not 
guaranteed by the ABI.  At least AMD has indicated that they are 
considering introducing larger page size support in future hardware.

	-hpa

  reply	other threads:[~2007-03-08 22:14 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-05 23:55 PAGE_SIZE Availability Inconsistency David Brown
2007-03-05 23:59 ` Eric Dumazet
2007-03-06  0:01 ` Randy Dunlap
2007-03-06  0:03 ` David Miller
2007-03-06  0:04   ` David Brown
2007-03-06  0:26     ` David Miller
2007-03-06  2:21       ` H. Peter Anvin
2007-03-08 21:08         ` Avi Kivity
2007-03-08 22:21           ` H. Peter Anvin [this message]
2007-03-19 19:39             ` Eric W. Biederman
2007-03-06  9:29 ` Christoph Hellwig
2007-03-08  2:18   ` Roman Zippel
2007-03-08  5:28     ` David Brown
2007-03-08  8:32       ` Christoph Hellwig
2007-03-08  9:00     ` Christoph Hellwig
2007-03-08 15:53       ` Arjan van de Ven
2007-03-08 16:08         ` Christoph Hellwig
2007-03-08 16:21           ` Daniel Jacobowitz
2007-03-08 17:05           ` H. Peter Anvin
2007-03-08 17:12             ` Christoph Hellwig
2007-03-08 17:57             ` Anton Blanchard
2007-03-08 18:04               ` H. Peter Anvin
2007-03-08 21:42                 ` Anton Blanchard
2007-03-08 21:46                   ` Anton Blanchard
2007-03-08 21:48                   ` David Miller
2007-03-09  2:43                     ` Anton Blanchard
2007-03-09  4:18                       ` H. Peter Anvin
2007-03-09  4:27                         ` David Miller
2007-03-09  4:31                           ` H. Peter Anvin
2007-03-09  4:36                             ` David Miller
2007-03-21  2:12                             ` Anton Blanchard
2007-03-21  2:48                               ` H. Peter Anvin
2007-03-08 22:22                   ` H. Peter Anvin
2007-03-08 21:03               ` David Brown

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=45F08C60.6010404@zytor.com \
    --to=hpa@zytor.com \
    --cc=avi@argo.co.il \
    --cc=davem@davemloft.net \
    --cc=dmlb2000@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    /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