From: Wang Yong <wung_y@263.net>
To: linuxppc embedded mail list <linuxppc-embedded@lists.linuxppc.org>
Subject: Re: What's MMU context?
Date: Thu, 28 Oct 1999 12:42:47 +0800 [thread overview]
Message-ID: <3817D447.238914B2@263.net> (raw)
Dan Malek wrote:
> I intened to use it on the 8xx processors, as they have an address
> space id that allows a TLB optimization so you don't have to
> invalidate the entire TLB on context switches. I assume the
is this context contained in TLB entry? if yes, do you mean the
entries
belong to other processes other the current one should not be replaced
because it contains the integer ID named context?
the TLB Entry of PPC401D2 contains lower 8 bit of PID. so it doesn't
need to flush all entries out when processing task switch. taking this
into consider, if context of MMU is not useful any more?
Thank you.
Wang
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next reply other threads:[~1999-10-28 4:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-10-28 4:42 Wang Yong [this message]
-- strict thread matches above, loose matches on Subject: below --
1999-10-27 11:50 What's MMU context? Wang Yong
1999-10-27 15:55 ` Dan Malek
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=3817D447.238914B2@263.net \
--to=wung_y@263.net \
--cc=linuxppc-embedded@lists.linuxppc.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;
as well as URLs for NNTP newsgroup(s).