linux-kernel - Re: [PATCH 4/5] pagemap: Introduce the /proc/PID/pagemap2 file

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20130411141944.dc17b3b1c78132eedec06aa6@linux-foundation.org>
Date:	Thu, 11 Apr 2013 14:19:44 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Pavel Emelyanov <xemul@...allels.com>
Cc:	Linux MM <linux-mm@...ck.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/5] pagemap: Introduce the /proc/PID/pagemap2 file

On Thu, 11 Apr 2013 15:29:41 +0400 Pavel Emelyanov <xemul@...allels.com> wrote:

> This file is the same as the pagemap one, but shows entries with bits
> 55-60 being zero (reserved for future use). Next patch will occupy one
> of them.

I'm not understanding the motivation for this.  What does the current
/proc/pid/pagemap have in those bit positions?

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/