bcachefs: Kill direct access to bi_io_vec

Switch to always using bio_add_page(), which merges contiguous pages now
that we have multipage bvecs.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2019-07-03 19:27:42 -04:00 • committed by Kent Overstreet
commit 885678f68d
11 changed files with 58 additions and 125 deletions