bcachefs: Fall back to requesting passphrase directly

We can only do this in userspace, unfortunately - but kernel keyrings
have never seemed to worked reliably, this is a useful fallback.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2023-09-26 17:20:39 -04:00
commit 1ee608c65d