mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: castet.matthieu@free.fr
To: linux-kernel@vger.kernel.org
Cc: Siarhei Liakh <sliakh.lkml@gmail.com>,
	"H. Peter Anvin" <hpa@linux.intel.com>,
	Ingo Molnar <mingo@elte.hu>
Subject: Re: [tip:x86/mm] x86, mm: Set first MB as RW+NX
Date: Sat, 12 Jun 2010 18:38:29 +0200	[thread overview]
Message-ID: <1276360709.4c13b80507f8b@imp.free.fr> (raw)

hi,

> Special accommodations have been made for BIOS32/PCI BIOS services:
> according to BIOS32 specification
> (http://members.datafast.net.au/dft0802/specs/bios32.pdf), at most two
> pages per BIOS32 service should be set executable and no pages need to
> be writeable.
>From my understanding only the service directory take 2 pages.

The no info for the pci service :
- the length field could be used to find the number of page it takes.
- could we assume data ro ?

Also for easier debugging, set_2_pages_rox should print some info.


Matthieu

             reply	other threads:[~2010-06-12 16:38 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-12 16:38 castet.matthieu [this message]
2010-06-12 20:04 ` castet.matthieu
2010-06-17  0:36   ` Siarhei Liakh
  -- strict thread matches above, loose matches on Subject: below --
2010-06-07  1:00 [PATCH 2/4 V4] [tip:x86/mm] " Siarhei Liakh
2010-06-11 22:55 ` [tip:x86/mm] x86, mm: " tip-bot for Siarhei Liakh
2010-06-12 13:00   ` Ingo Molnar

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=1276360709.4c13b80507f8b@imp.free.fr \
    --to=castet.matthieu@free.fr \
    --cc=hpa@linux.intel.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=sliakh.lkml@gmail.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®