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From: William Lee Irwin III <wli@holomorphy.com>
To: Albert Cahalan <albert@users.sf.net>
Cc: Roger Luethi <rl@hellgate.ch>,
	Stephen Smalley <sds@epoch.ncsc.mil>,
	Andrew Morton OSDL <akpm@osdl.org>,
	lkml <linux-kernel@vger.kernel.org>,
	Albert Cahalan <albert@users.sourceforge.net>,
	"Martin J. Bligh" <mbligh@aracnet.com>, Paul Jackson <pj@sgi.com>,
	James Morris <jmorris@redhat.com>, Chris Wright <chrisw@osdl.org>
Subject: Re: [1/1][PATCH] nproc v2: netlink access to /proc information
Date: Sat, 11 Sep 2004 22:00:13 -0700	[thread overview]
Message-ID: <20040912050013.GC2660@holomorphy.com> (raw)
In-Reply-To: <1094942212.1174.20.camel@cube>

On Thu, 2004-09-09 at 17:25, Roger Luethi wrote:
>> I forgot to mention that you can see the remnants of that approach in
>> <linux/nproc.h>: I used two bits of the field ID to define per-field
>> access restrictions (NPROC_PERM_USER, NPROC_PERM_ROOT).

On Sat, Sep 11, 2004 at 06:36:53PM -0400, Albert Cahalan wrote:
> Besides the low-security and high-security choices,
> I'd like to see a medium-security choice.
> low: everybody sees everything
> medium: everybody sees something; privileged user sees all
> high: must be privileged
> This might mean that asking for stuff like EIP and WCHAN
> causes you to see fewer processes.
> If partial info is returned for a process, I'd like to
> also get a bitmap of valid fields. Special "not valid"
> values are a pain to deal with.

That's an interesting observation. Perhaps the union of the mmu and
nommu fields should be nominally reported alongside a bitmap of the
useful fields?


-- wli

  reply	other threads:[~2004-09-12  5:00 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-09-08 18:40 [0/1][ANNOUNCE] nproc v2: netlink access to /proc information Roger Luethi
2004-09-08 18:41 ` [1/1][PATCH] " Roger Luethi
2004-09-09  0:35   ` William Lee Irwin III
2004-09-09  0:43     ` William Lee Irwin III
2004-09-09  1:15       ` William Lee Irwin III
2004-09-09  1:17         ` [1/2] rediff nproc v2 vs. 2.6.9-rc1-mm4 William Lee Irwin III
2004-09-09  1:21           ` [2/2] handle CONFIG_MMU=n and use new vm stats for CONFIG_MMU=y William Lee Irwin III
2004-09-09  1:22             ` William Lee Irwin III
2004-09-09  1:26             ` [3/2] round up text memory to the nearest page in fs/proc/task_mmu.c William Lee Irwin III
2004-09-09 18:43     ` [1/1][PATCH] nproc v2: netlink access to /proc information Roger Luethi
2004-09-09 18:49       ` William Lee Irwin III
2004-09-09 19:00         ` William Lee Irwin III
2004-09-09 19:02           ` [4/2] consolidate __task_mem() and __task_mem_cheap() William Lee Irwin III
2004-09-09 19:07             ` Roger Luethi
2004-09-09 19:15               ` [5/2] fix nommu VSZ reporting in consolidated task_mem() William Lee Irwin III
2004-09-09 19:11         ` [1/1][PATCH] nproc v2: netlink access to /proc information Roger Luethi
2004-09-09 19:23           ` William Lee Irwin III
2004-09-09 21:19             ` Roger Luethi
2004-09-10 15:30             ` Roger Luethi
2004-09-11 22:25           ` Albert Cahalan
2004-09-12  4:58             ` William Lee Irwin III
2004-09-14  5:59             ` Roger Luethi
2004-09-14  6:18               ` William Lee Irwin III
2004-09-14  6:23                 ` William Lee Irwin III
2004-09-14  7:47                   ` Greg Ungerer
2004-09-14  8:27                     ` Roger Luethi
2004-09-09 11:53   ` Stephen Smalley
2004-09-09 17:22     ` William Lee Irwin III
2004-09-09 17:53       ` Roger Luethi
2004-09-09 20:01         ` Stephen Smalley
2004-09-09 20:48           ` Chris Wright
2004-09-10 12:11             ` Stephen Smalley
2004-09-09 20:55           ` Roger Luethi
2004-09-09 21:05             ` Chris Wright
2004-09-09 21:25             ` Roger Luethi
2004-09-11 22:36               ` Albert Cahalan
2004-09-12  5:00                 ` William Lee Irwin III [this message]
2004-09-14  6:44                 ` Roger Luethi
2004-09-14  7:10                   ` William Lee Irwin III
2004-09-14  7:55                     ` Roger Luethi
2004-09-14  8:01                       ` William Lee Irwin III
2004-09-14  9:27                         ` Roger Luethi
2004-09-14 15:37                           ` William Lee Irwin III
2004-09-14 16:01                             ` Roger Luethi
2004-09-14 16:37                               ` William Lee Irwin III
2004-09-14 17:15                                 ` Roger Luethi
2004-09-14 17:43                                   ` William Lee Irwin III
2004-09-14 18:45                                     ` Roger Luethi
2004-09-14 19:07                                       ` William Lee Irwin III
2004-09-14 19:31                                         ` Roger Luethi
2004-09-14 19:36                                           ` William Lee Irwin III
2004-09-14 19:50                                             ` Roger Luethi
2004-09-15 11:44                                         ` Roger Luethi
2004-09-15 20:02                                           ` Roger Luethi
2004-09-15 20:20                                             ` William Lee Irwin III
2004-09-15 20:33                                               ` Roger Luethi
2004-09-15 20:44                                               ` Roger Luethi
2004-09-14 18:37                                 ` Chris Wright
2004-09-14 18:55                                   ` Roger Luethi
2004-09-14 19:05                                     ` Chris Wright
2004-09-14 21:12                                       ` Roger Luethi
2004-09-09 20:44         ` Chris Wright
2004-09-16 21:43 ` nproc: So? Roger Luethi

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