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Date:      Fri, 30 May 2003 00:19:03 +1000
From:      Tim Robbins <tjr@FreeBSD.ORG>
To:        re@freebsd.org
Cc:        current@freebsd.org
Subject:   Re: 5.2-RELEASE TODO
Message-ID:  <20030530001902.A27188@dilbert.robbins.dropbear.id.au>
In-Reply-To: <200305291400.h4TE0DmR019832@fledge.watson.org>; from rwatson@freebsd.org on Thu, May 29, 2003 at 10:00:13AM -0400
References:  <200305291400.h4TE0DmR019832@fledge.watson.org>

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On Thu, May 29, 2003 at 10:00:13AM -0400, Robert Watson wrote:

>    |---------------------+----------+-----------------+---------------------|
>    |                     |          |                 | Almost all process  |
>    |                     |          |                 | debugging tools     |
>    |                     |          |                 | have been updated   |
>    |                     |          |                 | to use non-procfs   |
>    |                     |          |                 | kernel primitives,  |
>    |                     |          |                 | with the exception  |
>    |                     |          |                 | of truss(1). As     |
>    |                     |          |                 | procfs is           |
>    |                     |          |                 | considered          |
>    |                     |          |                 | deprecated due to   |
>    | truss support for   | In       |                 | its inherent        |
>    | ptrace              | progress | Robert Drehmel  | security risks, it  |
>    |                     |          |                 | is highly desirable |
>    |                     |          |                 | to update truss to  |
>    |                     |          |                 | operate in a        |
>    |                     |          |                 | post-procfs world.  |
>    |                     |          |                 | Dag-Erling Smorgrav |
>    |                     |          |                 | had prototype       |
>    |                     |          |                 | patches;            |
>    |                     |          |                 | Robert Drehmel is   |
>    |                     |          |                 | developing and      |
>    |                     |          |                 | testing patches     |
>    |                     |          |                 | now.                |
>    |---------------------+----------+-----------------+---------------------|

gcore also uses procfs. Converting it to use something else (libkvm or perhaps
ptrace) won't be straightforward.


Tim



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