From: "H. Peter Anvin" <hpa@zytor.com>
To: Arjan van de Ven <arjan@infradead.org>
Cc: "Diego M. Vadell" <dvadell@linuxclusters.com.ar>,
Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: PAT and MTRRs
Date: Sun, 26 Oct 2008 17:21:41 -0700 [thread overview]
Message-ID: <49050995.4080508@zytor.com> (raw)
In-Reply-To: <20081026171210.7b3b096a@infradead.org>
Arjan van de Ven wrote:
>
> PAT can't make memory cachable that the MTRR's have as uncachable.
> What PAT *can* do is, within an MTRR, do fine grained mapping...
>
Now, if it wasn't for the braindamage called ACPI and SMM, we could have
cleared the MTRR settings and just used PAT...
-hpa
next prev parent reply other threads:[~2008-10-27 0:25 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-26 23:46 PAT and MTRRs Diego M. Vadell
2008-10-27 0:12 ` Arjan van de Ven
2008-10-27 0:21 ` H. Peter Anvin [this message]
2008-10-27 0:34 ` Arjan van de Ven
2008-10-27 0:38 ` H. Peter Anvin
2008-10-27 5:17 ` Yinghai Lu
2008-10-31 22:42 ` Diego M. Vadell
2008-10-31 23:19 ` Yinghai Lu
2008-10-31 23:35 ` Yinghai Lu
2008-11-11 14:30 ` Diego M. Vadell
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=49050995.4080508@zytor.com \
--to=hpa@zytor.com \
--cc=arjan@infradead.org \
--cc=dvadell@linuxclusters.com.ar \
--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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.