svn commit: r299913 - head/sys/kern

[Andriy Gapon]

On 16/05/2016 10:23, Andriy Gapon wrote:
> Author: avg
> Date: Mon May 16 07:23:24 2016
> New Revision: 299913
> URL: https://svnweb.freebsd.org/changeset/base/299913
> 
> Log:
>   dounmount: do not call mountcheckdirs() for mounts with MNT_IGNORE
>   
>   This is a bit hackish, but the flag is currently set only for ZFS
>   snapshots mounted under .zfs.  mountcheckdirs() can change cdir/rdir
>   references to a covered vnode.  But for the said snapshots the covered
>   vnode is really ephemeral and it must never be accessed (except
>   for a few specific cases).
>   
>   To do:	consider removing mountcheckdirs() entirely
>   
>   MFC after:	5 days

This was supposed to be 5 weeks.


-- 
Andriy Gapon