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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef _LINUX_CEPH_CLS_LOCK_CLIENT_H
- #define _LINUX_CEPH_CLS_LOCK_CLIENT_H
- #include <linux/ceph/osd_client.h>
- enum ceph_cls_lock_type {
- CEPH_CLS_LOCK_NONE = 0,
- CEPH_CLS_LOCK_EXCLUSIVE = 1,
- CEPH_CLS_LOCK_SHARED = 2,
- };
- struct ceph_locker_id {
- struct ceph_entity_name name; /* locker's client name */
- char *cookie; /* locker's cookie */
- };
- struct ceph_locker_info {
- struct ceph_entity_addr addr; /* locker's address */
- };
- struct ceph_locker {
- struct ceph_locker_id id;
- struct ceph_locker_info info;
- };
- int ceph_cls_lock(struct ceph_osd_client *osdc,
- struct ceph_object_id *oid,
- struct ceph_object_locator *oloc,
- char *lock_name, u8 type, char *cookie,
- char *tag, char *desc, u8 flags);
- int ceph_cls_unlock(struct ceph_osd_client *osdc,
- struct ceph_object_id *oid,
- struct ceph_object_locator *oloc,
- char *lock_name, char *cookie);
- int ceph_cls_break_lock(struct ceph_osd_client *osdc,
- struct ceph_object_id *oid,
- struct ceph_object_locator *oloc,
- char *lock_name, char *cookie,
- struct ceph_entity_name *locker);
- int ceph_cls_set_cookie(struct ceph_osd_client *osdc,
- struct ceph_object_id *oid,
- struct ceph_object_locator *oloc,
- char *lock_name, u8 type, char *old_cookie,
- char *tag, char *new_cookie);
- void ceph_free_lockers(struct ceph_locker *lockers, u32 num_lockers);
- int ceph_cls_lock_info(struct ceph_osd_client *osdc,
- struct ceph_object_id *oid,
- struct ceph_object_locator *oloc,
- char *lock_name, u8 *type, char **tag,
- struct ceph_locker **lockers, u32 *num_lockers);
- int ceph_cls_assert_locked(struct ceph_osd_request *req, int which,
- char *lock_name, u8 type, char *cookie, char *tag);
- #endif
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