bcachefs: Add accounting for dirty btree nodes/keys
authorKent Overstreet <kent.overstreet@gmail.com>
Mon, 9 Nov 2020 18:01:52 +0000 (13:01 -0500)
committerKent Overstreet <kent.overstreet@linux.dev>
Sun, 22 Oct 2023 21:08:46 +0000 (17:08 -0400)
commit6a747c4683803abb01ce246ac2faf7f171cb3872
tree365dc5fa2987b2aa0efb61c1965c41fe4170c131
parent01819cfe37e864a0e7d6f208c2e5b4635c66f974
bcachefs: Add accounting for dirty btree nodes/keys

This lets us improve journal reclaim, so that it now tries to make sure
no more than 3/4s of the btree node cache and btree key cache are dirty
- ensuring the shrinkers can free memory.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
fs/bcachefs/btree_cache.c
fs/bcachefs/btree_io.c
fs/bcachefs/btree_io.h
fs/bcachefs/btree_key_cache.c
fs/bcachefs/btree_types.h
fs/bcachefs/btree_update_interior.c
fs/bcachefs/btree_update_leaf.c
fs/bcachefs/journal_reclaim.c