mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: pageexec@freemail.hu
To: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	Andi Kleen <andi@firstfloor.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [patch 06/11] Text Edit Lock - Alternative code for x86
Date: Thu, 06 Dec 2007 15:58:05 +0200	[thread overview]
Message-ID: <47581C0D.20793.3B77EE8@pageexec.freemail.hu> (raw)
In-Reply-To: <20071206144431.GA11846@Krystal>

On 6 Dec 2007 at 9:44, Mathieu Desnoyers wrote:

> It is correct to assume that the WP bit will always be activated, in
> every configuration, even though we don't use the DEBUG_RODATA ?

yes, without it the kernel couldn't rely on page faults to trigger
copy-on-write on userland pages for example (just look at what it
has to do on the original i386...).


  reply	other threads:[~2007-12-06 15:01 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-06  2:02 [patch 00/11] Text Edit Lock for 2.6.24-rc4-git3 Mathieu Desnoyers
2007-12-06  2:02 ` [patch 01/11] Kprobes - use a mutex to protect the instruction pages list Mathieu Desnoyers
2007-12-06  2:02 ` [patch 02/11] Kprobes - do not use kprobes mutex in arch code Mathieu Desnoyers
2007-12-06  2:02 ` [patch 03/11] Kprobes - declare kprobe_mutex static Mathieu Desnoyers
2007-12-06  2:02 ` [patch 04/11] Add INIT_ARRAY() to kernel.h Mathieu Desnoyers
2007-12-06  2:02 ` [patch 05/11] Text Edit Lock - Architecture Independent Code Mathieu Desnoyers
2007-12-06  2:02 ` [patch 06/11] Text Edit Lock - Alternative code for x86 Mathieu Desnoyers
2007-12-06 12:19   ` pageexec
2007-12-06 14:21     ` Mathieu Desnoyers
2007-12-06 14:44     ` Mathieu Desnoyers
2007-12-06 13:58       ` pageexec [this message]
2007-12-06 15:17         ` [patch 06/11] Text Edit Lock - Alternative code for x86 (update) Mathieu Desnoyers
2007-12-06  2:02 ` [patch 07/11] Text Edit Lock - kprobes architecture independent support Mathieu Desnoyers
2007-12-06  2:02 ` [patch 08/11] Text Edit Lock - kprobes x86_32 Mathieu Desnoyers
2007-12-06  2:02 ` [patch 09/11] Text Edit Lock - kprobes x86_64 Mathieu Desnoyers
2007-12-06  2:02 ` [patch 10/11] Text Edit Lock - x86_32 standardize debug rodata Mathieu Desnoyers
2007-12-06  2:02 ` [patch 11/11] Text Edit Lock - x86_64 " Mathieu Desnoyers
2007-12-06  9:47 ` [patch 00/11] Text Edit Lock for 2.6.24-rc4-git3 Heiko Carstens
2007-12-06 14:07   ` Mathieu Desnoyers
  -- strict thread matches above, loose matches on Subject: below --
2007-11-13 18:46 [patch 00/11] Text Edit Lock Mathieu Desnoyers
2007-11-13 18:46 ` [patch 06/11] Text Edit Lock - Alternative code for x86 Mathieu Desnoyers
2007-11-13 20:54   ` pageexec
2007-11-13 22:10     ` Mathieu Desnoyers

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=47581C0D.20793.3B77EE8@pageexec.freemail.hu \
    --to=pageexec@freemail.hu \
    --cc=akpm@linux-foundation.org \
    --cc=andi@firstfloor.org \
    --cc=hpa@zytor.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mathieu.desnoyers@polymtl.ca \
    --cc=mingo@redhat.com \
    --cc=tglx@linutronix.de \
    /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®