public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Ingo Molnar <mingo@elte.hu>
To: Alexey Dobriyan <adobriyan@gmail.com>,
	Roland McGrath <roland@redhat.com>,
	Oleg Nesterov <oleg@redhat.com>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	containers@lists.linux-foundation.org
Subject: Re: [PATCH] x86: ptrace debugreg checks rewrite
Date: Wed, 6 May 2009 11:56:29 +0200	[thread overview]
Message-ID: <20090506095629.GC15323@elte.hu> (raw)
In-Reply-To: <20090504002431.GA17556@x200.localdomain>


* Alexey Dobriyan <adobriyan@gmail.com> wrote:

> On Mon, May 04, 2009 at 04:16:01AM +0400, Alexey Dobriyan wrote:
> > +static int ptrace_check_debugreg(int _32bit,
> > +				 unsigned long dr0, unsigned long dr1,
> > +				 unsigned long dr2, unsigned long dr3,
> > +				 unsigned long dr6, unsigned long dr7)
> > +{
> > +	/* Breakpoint type: 00: --x, 01: -w-, 10: undefined, 11: rw- */
> > +	unsigned int rw[4];
> > +	/* Breakpoint length: 00: 1 byte, 01: 2 bytes, 10: 8 bytes, 11: bytes */
> 								        4 bytes, of course

Roland, Oleg, do you have any pending/planned changes in this area?

	Ingo

  reply	other threads:[~2009-05-06  9:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-04  0:16 [PATCH] x86: ptrace debugreg checks rewrite Alexey Dobriyan
2009-05-04  0:24 ` Alexey Dobriyan
2009-05-06  9:56   ` Ingo Molnar [this message]
2009-05-06 20:38     ` Roland McGrath
2009-05-07  9:13       ` Ingo Molnar
2009-05-07  0:24     ` Oleg Nesterov
  -- strict thread matches above, loose matches on Subject: below --
2009-06-22 21:09 Alexey Dobriyan
2009-06-23  8:55 ` Ingo Molnar
2009-06-23  9:47   ` Alexey Dobriyan
2009-06-30 21:48     ` 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=20090506095629.GC15323@elte.hu \
    --to=mingo@elte.hu \
    --cc=adobriyan@gmail.com \
    --cc=akpm@linux-foundation.org \
    --cc=containers@lists.linux-foundation.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=oleg@redhat.com \
    --cc=roland@redhat.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