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Received: (qmail 5034 invoked by uid 0); 29 Dec 2003 13:15:51 -0000
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Date: 29 Dec 2003 13:15:51 -0000
From: Colin Percival <cperciva@daemonology.net>
Reply-To: Colin Percival <cperciva@daemonology.net>
To: FreeBSD-gnats-submit@freebsd.org
Cc:
Subject: devfs(8) on newly mounted devfs doesn't work
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>Number:         60687
>Category:       kern
>Synopsis:       devfs(8) on newly mounted devfs doesn't work
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Dec 29 05:20:07 PST 2003
>Closed-Date:    Fri Jan 02 11:03:03 PST 2004
>Last-Modified:  Fri Jan 02 11:03:03 PST 2004
>Originator:     Colin Percival
>Release:        FreeBSD 5.2-RC2 i386
>Organization:
>Environment:
System: FreeBSD fafnir.daemonology.net 5.2-RC2 FreeBSD 5.2-RC2 #0: Mon Dec 22 07:23:48 GMT 2003 root@wv1u.freebsd.org:/usr/obj/usr/src/sys/GENERIC i386
>Description:

  If devfs(8) is run to modify a newly mounted devfs, the rules may
not be applied properly.

>How-To-Repeat:

# mount -t devfs devfs /tmp/dev
# devfs -m /tmp/dev rule apply hide
# ls /tmp/dev | wc
      87      87     524
# umount /tmp/dev

>Fix:

  If the devfs is examined before devfs(8) is called, the expected behaviour 
is seen:

# mount -t devfs devfs /tmp/dev
# ls /tmp/dev > /dev/null
# devfs -m /tmp/dev rule apply hide
# ls /tmp/dev | wc
       0       0       0
# umount /tmp/dev

  I can only guess that devfs entries are being created on-demand, and that 
attempting to apply devfs rules isn't prompting the creation of all the 
entries.
>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: phk 
State-Changed-When: Fri Jan 2 11:02:50 PST 2004 
State-Changed-Why:  
Fixed, thanks. 

http://www.freebsd.org/cgi/query-pr.cgi?pr=60687 
>Unformatted:
