From: Ralf Baechle <ralf@oss.sgi.com>
To: Matthew Dharm <mdharm@momenco.com>
Cc: Linux-MIPS <linux-mips@oss.sgi.com>
Subject: Re: Does Linux invalidate TLB entries?
Date: Wed, 30 Jan 2002 12:02:51 +0100 [thread overview]
Message-ID: <20020130120250.C3313@dea.linux-mips.net> (raw)
In-Reply-To: <NEBBLJGMNKKEEMNLHGAIGECBCFAA.mdharm@momenco.com>; from mdharm@momenco.com on Tue, Jan 29, 2002 at 05:03:42PM -0800
On Tue, Jan 29, 2002 at 05:03:42PM -0800, Matthew Dharm wrote:
> I'm still trying to track down the cause of all my problems, so I'm
> going over the RM7000 errata.
>
> I see one here that I'm not sure if it's a problem or not. It only
> applies to OSes which invalidate TLB entries and thus will cause TLB
> Invalid exceptions (as opposed to a TLB refill exception, I think).
>
> So, does Linux invalidate TLBs? I've been looking at the code, and I
> think the answer is 'no', but I'm not really sure.
Yes, Linux may create TLB entries with V=0.
Ralf
next prev parent reply other threads:[~2002-01-30 12:03 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-01-30 1:03 Does Linux invalidate TLB entries? Matthew Dharm
2002-01-30 11:02 ` Ralf Baechle [this message]
2002-01-30 19:33 ` Matthew Dharm
2002-01-30 20:44 ` Justin Carlson
2002-01-30 21:23 ` Matthew Dharm
2002-01-30 21:23 ` Matthew Dharm
2002-01-30 21:49 ` Justin Carlson
2002-01-31 11:09 ` Dominic Sweetman
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=20020130120250.C3313@dea.linux-mips.net \
--to=ralf@oss.sgi.com \
--cc=linux-mips@oss.sgi.com \
--cc=mdharm@momenco.com \
/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.