mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jesse Barnes <jbarnes@engr.sgi.com>
Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>,
	Christoph Lameter <clameter@sgi.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Bob Picco <Robert.Picco@hp.com>,
	venkatesh.pallipadi@intel.com
Subject: Re: device driver for the SGI system clock, mmtimer
Date: Thu, 16 Sep 2004 16:52:21 +0100	[thread overview]
Message-ID: <1095349940.22739.34.camel@localhost.localdomain> (raw)
In-Reply-To: <200409160909.12840.jbarnes@engr.sgi.com>

On Iau, 2004-09-16 at 17:09, Jesse Barnes wrote:
> I think Christoph already looked at that.  And HPET doesn't provide mmap 
> functionality, does it?  I.e. allow a userspace program to dereference the 
> counter register directly?

It can do but that assumes nothing else is mapped into the same page
that would be harmful or reveal information that should not be revealed
etc..


  reply	other threads:[~2004-09-16 17:01 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-09-16 16:03 Bjorn Helgaas
2004-09-16 16:09 ` Jesse Barnes
2004-09-16 15:52   ` Alan Cox [this message]
2004-09-16 17:07     ` Jesse Barnes
2004-09-16 18:17       ` Robert Picco
2004-09-16 18:23         ` Jesse Barnes
2004-09-16 18:00     ` Robert Picco
2004-09-16 16:29   ` Marcello Barnaba
2004-09-16 16:30   ` Christoph Lameter
2004-09-16 18:14   ` Vojtech Pavlik
2004-09-16 18:35     ` Jesse Barnes
2004-09-16 20:34       ` Vojtech Pavlik
2004-09-16 18:46     ` Christoph Lameter
2004-09-20 21:53       ` Bjorn Helgaas
2004-09-16 16:32 ` Christoph Lameter
2004-09-16 16:54   ` Bjorn Helgaas
2004-09-16 18:07     ` Robert Picco
2004-09-16 20:05       ` Christoph Lameter
2004-09-17  1:34         ` Robert Picco
2004-09-16 18:17     ` Vojtech Pavlik
     [not found] <Pine.LNX.4.58.0409082058140.28678@schroedinger.engr.sgi.com>
     [not found] ` <20040908210537.585120c1.akpm@osdl.org>
2004-09-09  5:12   ` Christoph Lameter
2004-09-09  6:43     ` Jesse Barnes
2004-09-10 19:54       ` Christoph Lameter
2004-09-11 10:50         ` Christoph Hellwig
2004-09-11 15:32           ` Christoph Lameter

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=1095349940.22739.34.camel@localhost.localdomain \
    --to=alan@lxorguk.ukuu.org.uk \
    --cc=Robert.Picco@hp.com \
    --cc=bjorn.helgaas@hp.com \
    --cc=clameter@sgi.com \
    --cc=jbarnes@engr.sgi.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=venkatesh.pallipadi@intel.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®