[PLUG] SCSI device driver

[Tim Bruce - PLUG]

JJJ -

/dev is usually a protected directory.

You should probably be doing:

   sudo ln -s /dev/sg0 /dev/sr0

Tim
-- 
Timothy J. Bruce

visit my Website at: http://www.tbruce.com
Registered Linux User #325725

On Mon, January 29, 2018 15:31, Rich Shepard wrote:
> On Mon, 29 Jan 2018, John Jason Jordan wrote:
>
>> ln -s /dev/sr0/ /dev/sg0/
>> ln: failed to access ‘/dev/sg0/’: Not a directory
>
>    Oops. My mistake.
>
>> ln -s /dev/sr0 /dev/sg0
>> ln: failed to create symbolic link ‘/dev/sg0’: File exists
>
>    When you do a long list of devices,
>  	ls -l /dev/s*
> do you see sg0? Is it displayed as a file, a link, or something else? The
> color should provide the answer.
>
>    For example, from this host:
>
> $ ll /dev/s*
> brw-rw---- 1 root disk   8,   0 Jan 19 12:26 /dev/sda
> brw-rw---- 1 root disk   8,   1 Jan 19 12:26 /dev/sda1
> brw-rw---- 1 root disk   8,   2 Jan 19 12:26 /dev/sda2
> brw-rw---- 1 root disk   8,   3 Jan 19 12:26 /dev/sda3
> brw-rw---- 1 root disk   8,   4 Jan 19 12:26 /dev/sda4
> brw-rw---- 1 root disk   8,   5 Jan 19 12:26 /dev/sda5
> brw-rw---- 1 root disk   8,   6 Jan 19 12:26 /dev/sda6
> brw-rw---- 1 root disk   8,   7 Jan 19 12:26 /dev/sda7
> brw-rw---- 1 root disk   8,   8 Jan 19 12:26 /dev/sda8
> brw-rw---- 1 root disk   8,   9 Jan 19 12:26 /dev/sda9
> crw------- 1 root root  10, 231 Jan 19 12:26 /dev/snapshot
> brw-rw---- 1 root cdrom 11,   0 Jan 19 12:26 /dev/sr0
> lrwxrwxrwx 1 root root       15 Jan 19 04:26 /dev/stderr ->
> /proc/self/fd/2
> lrwxrwxrwx 1 root root       15 Jan 19 04:26 /dev/stdin -> /proc/self/fd/0
> lrwxrwxrwx 1 root root       15 Jan 19 04:26 /dev/stdout ->
> /proc/self/fd/1
>
>    You can see the difference between actual files and links (on the
> bottom
> 3).
>
> Rich
>
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