From d2e1446d81725c351dc73a03b397ce043fb18452 Mon Sep 17 00:00:00 2001 From: Meizu OpenSource Date: Mon, 15 Aug 2016 10:19:42 +0800 Subject: first commit --- include/linux/crush/mapper.h | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 include/linux/crush/mapper.h (limited to 'include/linux/crush/mapper.h') diff --git a/include/linux/crush/mapper.h b/include/linux/crush/mapper.h new file mode 100644 index 000000000..5772dee3e --- /dev/null +++ b/include/linux/crush/mapper.h @@ -0,0 +1,19 @@ +#ifndef CEPH_CRUSH_MAPPER_H +#define CEPH_CRUSH_MAPPER_H + +/* + * CRUSH functions for find rules and then mapping an input to an + * output set. + * + * LGPL2 + */ + +#include + +extern int crush_find_rule(const struct crush_map *map, int ruleset, int type, int size); +extern int crush_do_rule(const struct crush_map *map, + int ruleno, + int x, int *result, int result_max, + const __u32 *weights); + +#endif -- cgit v1.2.3