From: Andi Kleen <ak@suse.de>
To: Benjamin LaHaise <bcrl@redhat.com>
Cc: Andrea Arcangeli <andrea@suse.de>, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org,
Richard Brunner <richard.brunner@amd.com>,
mark.langsdorf@amd.com
Subject: Re: New version of pageattr caching conflict fix for 2.4
Date: Fri, 14 Jun 2002 06:27:54 +0200 [thread overview]
Message-ID: <20020614062754.A11232@wotan.suse.de> (raw)
In-Reply-To: <20020613221533.A2544@wotan.suse.de> <20020613210339.B21542@redhat.com> <20020614032429.A19018@wotan.suse.de> <20020613213724.C21542@redhat.com> <20020614040025.GA2093@inspiron.birch.net> <20020614001726.D21542@redhat.com>
On Fri, Jun 14, 2002 at 12:17:26AM -0400, Benjamin LaHaise wrote:
> On Fri, Jun 14, 2002 at 06:00:25AM +0200, Andrea Arcangeli wrote:
> > just a fast comment on this bit: x86 specs state invlpg must flush
> > global entries from the tlb too, see also the kmap_prot as pratical
> > reference.
>
> It's not the 4KB pages that I'm worried about so much as the 4MB pages.
Both AMD x86-64 and Intel IA32 documentation states that INVLPG flushes global
TLBs. The first version of change_page_attr did in fact use __flush_tlb_all,
but I changed it after checking the docs.
-Andi
next prev parent reply other threads:[~2002-06-14 4:28 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-06-13 20:15 Andi Kleen
2002-06-14 1:03 ` Benjamin LaHaise
2002-06-14 1:24 ` Andi Kleen
2002-06-14 1:37 ` Benjamin LaHaise
2002-06-14 4:00 ` Andrea Arcangeli
2002-06-14 4:17 ` Benjamin LaHaise
2002-06-14 4:27 ` Andi Kleen [this message]
2002-06-14 15:28 ` Benjamin LaHaise
2002-06-14 16:13 ` Andi Kleen
2002-06-14 17:31 ` Andrea Arcangeli
2002-06-14 18:05 ` another new " Andi Kleen
2002-06-16 10:08 ` Eric W. Biederman
2002-06-16 16:48 ` Andi Kleen
2002-06-16 17:50 ` Eric W. Biederman
2002-06-16 18:43 ` Andi Kleen
2002-06-16 19:56 ` Eric W. Biederman
2002-06-16 23:37 ` Andi Kleen
2002-06-17 0:08 ` Albert D. Cahalan
2002-06-17 4:06 ` Eric W. Biederman
2002-06-17 6:53 ` Andrea Arcangeli
2002-06-17 15:46 ` Eric W. Biederman
2002-06-14 4:28 ` New " Andrea Arcangeli
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=20020614062754.A11232@wotan.suse.de \
--to=ak@suse.de \
--cc=andrea@suse.de \
--cc=bcrl@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mark.langsdorf@amd.com \
--cc=richard.brunner@amd.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®