dm btree: introduce cursor api
authorJoe Thornber <ejt@redhat.com>
Thu, 15 Sep 2016 14:49:24 +0000 (10:49 -0400)
committerMike Snitzer <snitzer@redhat.com>
Thu, 22 Sep 2016 15:15:04 +0000 (11:15 -0400)
commit7d111c81fa29041c730010450618917fb05cab62
treefc16361f87df6a69ff78f4280ef76cb570838aa6
parent9d1b404cbc3f990a4035dcf7ddd37adac2a99b3f
dm btree: introduce cursor api

This uses prefetching to speed up iteration through a btree.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/persistent-data/dm-btree.c
drivers/md/persistent-data/dm-btree.h