All of lore.kernel.org
 help / color / mirror / Atom feed
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: linux-ia64@vger.kernel.org
Subject: Re: [PATCH] enable to read region 5 from /dev/kmem
Date: Tue, 12 Jul 2005 01:16:47 +0000	[thread overview]
Message-ID: <42D319FF.40604@jp.fujitsu.com> (raw)
In-Reply-To: <42C501CD.4010907@jp.fujitsu.com>

Chen, Kenneth W wrote:
> KAMEZAWA Hiroyuki wrote on Monday, July 11, 2005 5:14 PM
> 
>>By the way, can ia64's copy_to_user(from, buf, size) catch bad "from" ?
> 
> 
> Yes, it has exception handler for both source and destination address.
> 

Thank you.

One more question:
Is a user allowd to access region 0-4 from /dev/kmem ? (I thnk it's not allowed)
This patch disables that.

Regards,
Kamezawa Hiroyuki


  parent reply	other threads:[~2005-07-12  1:16 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-07-01  8:41 [PATCH] enable to read region 5 from /dev/kmem KAMEZAWA Hiroyuki
2005-07-11 23:02 ` Luck, Tony
2005-07-12  0:14 ` KAMEZAWA Hiroyuki
2005-07-12  0:22 ` Chen, Kenneth W
2005-07-12  1:16 ` KAMEZAWA Hiroyuki [this message]
2005-07-12  7:18 ` KAMEZAWA Hiroyuki
2005-07-12 17:14 ` Luck, Tony
2005-07-12 18:23 ` david mosberger
2005-07-12 19:05 ` Luck, Tony
2005-07-12 21:39 ` david mosberger
2005-07-12 22:08 ` Luck, Tony
2005-07-13  0:33 ` KAMEZAWA Hiroyuki

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=42D319FF.40604@jp.fujitsu.com \
    --to=kamezawa.hiroyu@jp.fujitsu.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.