Re: kern/57467: zfs cannot umount snapshots once access it via /usr/.zfs/shapshots/ ....

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR kern/57467; it has been noted by GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/57467: zfs cannot umount snapshots once access it via
 /usr/.zfs/shapshots/ ....
Date: Fri, 16 Jun 2023 03:53:04 +0000

 On Wed, Jun 14, 2023 at 03:15:02PM +0000, Michael van Elst wrote:
  >  >If I patch zfsmount to set the VV_ROOT  will it work?
  >  
  >  vnodes are part of the kernel. I don't know if that will work or if this
  >  wreaks havoc...
 
 Could go either way.
 
 Without VV_ROOT, what happens with getcwd and/or looking up .. from
 the top? Seems likely to be bust.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost