Re: devfs.conf & usb-thumbdrives

From: Brooks Davis (brooks_at_one-eyed-alien.net)
Date: 08/30/05

  • Next message: Julien Gabel: "Re: devfs.conf & usb-thumbdrives." 
    Date: Mon, 29 Aug 2005 15:25:44 -0700
To: Rainer Duffner <rainer@ultra-secure.de>

    On Tue, Aug 30, 2005 at 12:21:31AM +0200, Rainer Duffner wrote:
    > Hi,
    >
    > I recently bought some Samsung USB-stick:
    > umass0: 0 USB DRIVE, rev 2.00/2.00, addr 2
    > da0 at umass-sim0 bus 0 target 0 lun 0
    > da0: < USB DRIVE 2.00> Removable Direct Access SCSI-2 device
    > da0: 40.000MB/s transfers
    > da0: Attempt to query device size failed: UNIT ATTENTION, Not ready to
    > ready change,
    >
    >
    > it 1 GB.
    >
    > I created a devfs.conf-entry like this:
    > lbe# egrep da0 /etc/devfs.conf
    > perm da0 770
    > perm da0s1 770
    >
    > but the permissions are still like this:
    > lbe# ll /dev/da0*
    > crw-r----- 1 root operator 11, 112 29 Aug 23:13 /dev/da0
    > crw-r----- 1 root operator 11, 115 30 Aug 00:15 /dev/da0s1
    >
    > I first need to restart devfs:
    > lbe# /etc/rc.d/devfs restart
    > lbe# ll /dev/da0*
    > crwxrwx--- 1 root operator 11, 112 29 Aug 23:13 /dev/da0
    > crwxrwx--- 1 root operator 11, 115 29 Aug 23:13 /dev/da0s1
    >
    > Why does it ignore these settings until a restart of the service?

    /etc/devfs.conf is a set of rules to be applied at startup, not a set of
    rules to apply when creating devices. For that, you want devfs.rules(5).

    -- Brooks 

    -- 
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