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SubjectRe: [PATCH 01/33] vfs: syscall: Add open_tree(2) to reference or clone a mount [ver #11]
Alan Jenkins <> wrote:

> Another closely-related limitation of `mount`, is that it can't atomically set
> the propagation type at mount time.

I want to add a mount_setattr() too at some point:

fd = open_tree(..., OPEN_TREE_CLONE);
mount_setattr(fd, ...);
move_mount(fd, ...);

I'm not sure whether you should be able to fchdir into the cloned tree since
it isn't attached to any mount namespace.


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