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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef _LINUX_CEPH_CLS_LOCK_CLIENT_H3#define _LINUX_CEPH_CLS_LOCK_CLIENT_H4 5#include <linux/ceph/osd_client.h>6 7enum ceph_cls_lock_type {8 CEPH_CLS_LOCK_NONE = 0,9 CEPH_CLS_LOCK_EXCLUSIVE = 1,10 CEPH_CLS_LOCK_SHARED = 2,11};12 13struct ceph_locker_id {14 struct ceph_entity_name name; /* locker's client name */15 char *cookie; /* locker's cookie */16};17 18struct ceph_locker_info {19 struct ceph_entity_addr addr; /* locker's address */20};21 22struct ceph_locker {23 struct ceph_locker_id id;24 struct ceph_locker_info info;25};26 27int ceph_cls_lock(struct ceph_osd_client *osdc,28 struct ceph_object_id *oid,29 struct ceph_object_locator *oloc,30 char *lock_name, u8 type, char *cookie,31 char *tag, char *desc, u8 flags);32int ceph_cls_unlock(struct ceph_osd_client *osdc,33 struct ceph_object_id *oid,34 struct ceph_object_locator *oloc,35 char *lock_name, char *cookie);36int ceph_cls_break_lock(struct ceph_osd_client *osdc,37 struct ceph_object_id *oid,38 struct ceph_object_locator *oloc,39 char *lock_name, char *cookie,40 struct ceph_entity_name *locker);41int ceph_cls_set_cookie(struct ceph_osd_client *osdc,42 struct ceph_object_id *oid,43 struct ceph_object_locator *oloc,44 char *lock_name, u8 type, char *old_cookie,45 char *tag, char *new_cookie);46 47void ceph_free_lockers(struct ceph_locker *lockers, u32 num_lockers);48 49int ceph_cls_lock_info(struct ceph_osd_client *osdc,50 struct ceph_object_id *oid,51 struct ceph_object_locator *oloc,52 char *lock_name, u8 *type, char **tag,53 struct ceph_locker **lockers, u32 *num_lockers);54 55int ceph_cls_assert_locked(struct ceph_osd_request *req, int which,56 char *lock_name, u8 type, char *cookie, char *tag);57 58#endif59