mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-18 09:44:18 +08:00
1654dd0cf5
The object will be hashed to a placement seed (ps) based on the pg_pool's hash function. This allows new hashes to be introduced into an existing object store, or selection of a hash appropriate to the objects that will be stored in a particular pool. Signed-off-by: Sage Weil <sage@newdream.net>
14 lines
435 B
C
14 lines
435 B
C
#ifndef _FS_CEPH_HASH_H
|
|
#define _FS_CEPH_HASH_H
|
|
|
|
#define CEPH_STR_HASH_LINUX 0x1 /* linux dcache hash */
|
|
#define CEPH_STR_HASH_RJENKINS 0x2 /* robert jenkins' */
|
|
|
|
extern unsigned ceph_str_hash_linux(const char *s, unsigned len);
|
|
extern unsigned ceph_str_hash_rjenkins(const char *s, unsigned len);
|
|
|
|
extern unsigned ceph_str_hash(int type, const char *s, unsigned len);
|
|
extern const char *ceph_str_hash_name(int type);
|
|
|
|
#endif
|