Commit a0857785 authored by Kent Overstreet's avatar Kent Overstreet Committed by Kent Overstreet
Browse files

bcachefs: Increase BSET_CACHELINE to 256 bytes 



Linear searches have gotten cheaper relative to binary searches on
modern hardware, due to better branch prediction behaviour.

Signed-off-by: default avatarKent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent f72b1fd7

fs/bcachefs/bset.h

+1 −1
Original line number Diff line number Diff line
@@ -188,7 +188,7 @@ static inline enum bset_aux_tree_type bset_aux_tree_type(const struct bset_tree 
 * gets to the second cacheline.

 */



#define BSET_CACHELINE		128

#define BSET_CACHELINE		256



static inline size_t btree_keys_cachelines(const struct btree *b)

{