bcachefs: Kill BCH_WRITE_FLUSH

BCH_WRITE_FLUSH is a write flag that causes a journal flush.  It's only
used in the direct IO path, and this will allow for some consolidation
with the regular fsync path, which will help with the upcoming nocow
mode.

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2022-11-03 00:29:43 -04:00
commit a1ee777bfc
6 changed files with 64 additions and 50 deletions