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
next prev parent 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
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