diff options
| author | Kent Overstreet <kent.overstreet@gmail.com> | 2022-02-27 05:46:41 +0300 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-23 00:09:26 +0300 |
| commit | 82732ef510b8455bbf9e9292b6fd04cb724bdadf (patch) | |
| tree | 9cbbade3d4d095cd0ac0573bbfae47cc29dc0b78 /fs/bcachefs/btree_cache.c | |
| parent | 39dcace83889f43d5619d07c2ec76c286c88a85b (diff) | |
| download | linux-82732ef510b8455bbf9e9292b6fd04cb724bdadf.tar.xz | |
bcachefs: Improve btree_node_write_if_need()
btree_node_write_if_need() kicks off a btree node write only if
need_write is set; this makes the locking easier to reason about by
moving the check into the cmpxchg loop in __bch2_btree_node_write().
Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Diffstat (limited to 'fs/bcachefs/btree_cache.c')
| -rw-r--r-- | fs/bcachefs/btree_cache.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/bcachefs/btree_cache.c b/fs/bcachefs/btree_cache.c index a6b8ca85fc94..7b264619c276 100644 --- a/fs/bcachefs/btree_cache.c +++ b/fs/bcachefs/btree_cache.c @@ -239,9 +239,9 @@ wait_on_io: * the post write cleanup: */ if (bch2_verify_btree_ondisk) - bch2_btree_node_write(c, b, SIX_LOCK_intent); + bch2_btree_node_write(c, b, SIX_LOCK_intent, 0); else - __bch2_btree_node_write(c, b, false); + __bch2_btree_node_write(c, b, 0); six_unlock_write(&b->c.lock); six_unlock_intent(&b->c.lock); @@ -1064,7 +1064,7 @@ wait_on_io: six_lock_write(&b->c.lock, NULL, NULL); if (btree_node_dirty(b)) { - __bch2_btree_node_write(c, b, false); + __bch2_btree_node_write(c, b, 0); six_unlock_write(&b->c.lock); six_unlock_intent(&b->c.lock); goto wait_on_io; |