xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

libceph: support for lock.lock_info

Browse Source 
Add an interface for the Ceph OSD lock.lock_info method and associated
data structures.

Based heavily on code by Mike Christie <michaelc@cs.wisc.edu>.

Signed-off-by: Douglas Fuller <dfuller@redhat.com>
[idryomov@gmail.com: refactor, misc fixes throughout]
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Alex Elder <elder@linaro.org>
This commit is contained in:
Douglas Fuller
2015-06-29 16:55:42 -07:00
committed by Ilya Dryomov
parent f66241cb99
commit d4ed4a5305
2 changed files with 167 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
include/linux/ceph/cls_lock_client.h
View File

@@ -9,6 +9,20 @@ enum ceph_cls_lock_type {
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,
@@ -24,4 +38,12 @@ int ceph_cls_break_lock(struct ceph_osd_client *osdc,
char *lock_name, char *cookie,
struct ceph_entity_name *locker);
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);
#endif