From: David Mosberger <davidm@hpl.hp.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [Linux-ia64] Why VHPT is disabled in the default configuration?
Date: Thu, 09 Aug 2001 03:09:45 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590698805047@msgid-missing> (raw)
In-Reply-To: <marc-linux-ia64-105590698805045@msgid-missing>
>>>>> On Thu, 9 Aug 2001 09:50:51 +0900, "MAEDA Naoaki" <maeda.naoaki@nifty.com> said:
Naoaki> Hi, Dose anybody know why CONFIG_DISABLE_VHPT flag is set in
Naoaki> the default kernel configuration?
Naoaki> I have tested the VHPT enabled kernel that shows better
Naoaki> memory bandwidth and latency performance. If there are no
Naoaki> concerns enabling the VHPT feature, it should be enabled in
Naoaki> default, I think.
Yes, the VHPT should be enabled on recent CPUs (B3 or newer, IIRC).
But you shouldn't assume that the default configuration included in
the source code contains anything sensible.
--david
prev parent reply other threads:[~2001-08-09 3:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-09 0:50 [Linux-ia64] Why VHPT is disabled in the default configuration? MAEDA Naoaki
2001-08-09 3:09 ` David Mosberger [this message]
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=marc-linux-ia64-105590698805047@msgid-missing \
--to=davidm@hpl.hp.com \
--cc=linux-ia64@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.