Support of UDF ISO-13346 on 7.1-RELEASE-p2 [SOLVED]

Bryant Eadon bryant.eadon at
Wed Jul 22 04:11:12 UTC 2009

b. f. wrote:
> #How can I mount this disc ?  Does udf.ko support this format ?
> I don't often use memory disks, so I'm not quite sure what is going
> wrong here.  You could try configuring it and mounting it as
> read-only, to see if that helps.  But you should be aware that FreeBSD
> does not support _all_ UDF filesystems, only some of them,  and there
> were some shortcomings with the earlier implementation of udf.ko that
> you are using.  For more information, see for example:
> So your disk image, if it really has an intact and valid UDF
> filesystem,  may still be unmountable even if you are doing everything
> properly.  I would suggest that you install the sysutils/udfclient
> port or package, and use it to try to read the disk image.  It
> supports a slightly wider range of UDF filesystems than the kernel
> module, and you don't have to go to the trouble of mounting the disk
> image to read it.  Of course, if you need to mount it, you could try
> dumping it to a different filesystem and then mounting it as a memory
> disk or otherwise.  If that doesn't work, then it may be easiest to
> use the native tools in some other OS (e.g., NetBSD, Vista ... )
> b.

I'm disappointed that FreeBSD mount_udf doesn't support this disc.

to those trying:
   the solution is to use udfclient and browse that way.  Alternatively there is 
a refuse package that makes UDFclient into a FS to mount.

Do not be deterred by the complicated first-level directory :


Yes, there are spaces in it, you'll want to quote it to access it properly.

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