There is no way to trigger a mount in-kernel at the moment.  

Are DiskArbitration functionalities (produce devnode, probing, etc). not 
sufficient to achieve the desired behaviors?

Eric

> On 8 Jan 2015, at 5:28 PM, Jorgen Lundman <lund...@lundman.net> wrote:
> 
> 
> Hello lists,
> 
> Trying to be compatible with upstream ZFS, we wish to cause snapshots to be
> mounted automatically on access (usually triggered in vnop_lookup). But I
> seem unable to cause mounts to happen from within the kernel.
> 
> mount and __mac_mount has opaque structs and possibly deal only with copyin
> from userspace.
> 
> NFS uses kernel_mount() but it is not available (inlined due to only one
> caller?) - Possibly I could call  mount_list_add() myself, but "struct
> mount" is also opaque. Seems to be a lot of hoops for such a basic feature.
> 
> Is there no way to cause a mount to happen from the kernel?
> 
> Lund
> 
> -- 
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