bcachefs: Fix bch2_journal_seq_blacklist_add()

The old code correctly handled the case where we were blacklisting a
range that exactly matched an existing entry, but not the case where the
new range partially overlaps an existing entry.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
This commit is contained in:
Kent Overstreet 2022-01-04 00:07:23 -05:00 • committed by Kent Overstreet
commit 98c80d6df6