Re: [RFC][PATCH 0/9] VFS: Introduce mount context
From: David Howells
Date: Wed May 03 2017 - 12:50:30 EST
Jeff Layton <jlayton@xxxxxxxxxxxxxxx> wrote:
> > (*) Move the walk-from-root stuff that nfs has to generic code so that you
> > can do something akin to:
> > mount /dev/sda1:/foo/bar /mnt
> > See nfs_follow_remote_path() and mount_subtree(). This is slightly
> > tricky in NFS as we have to prevent referral loops.
> ':' is a legitimate character in a path component. How will you
> distinguish that case?
Fair point. Could instead do something like:
mount /dev/sda1 /mnt -o subroot=/foo/bar
or just limit it to the fsopen interface.