diff options
| author | Douglas Fuller <dfuller@redhat.com> | 2015-06-18 13:06:10 -0700 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2016-08-24 23:49:15 +0200 |
| commit | f66241cb99dac861aa2cedb9f05ffa98d70cbc6e (patch) | |
| tree | f3ef9ad38ebb057b0e0942b2a87d585a8f3fb41f /include/linux/ceph | |
| parent | 428a715811fe74e8a8f09b830c8d3b5245096f8d (diff) | |
libceph: support for advisory locking on RADOS objects
This patch adds support for rados lock, unlock and break lock.
Based heavily on code by Mike Christie <michaelc@cs.wisc.edu>.
Signed-off-by: Douglas Fuller <dfuller@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Diffstat (limited to 'include/linux/ceph')
| -rw-r--r-- | include/linux/ceph/cls_lock_client.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/linux/ceph/cls_lock_client.h b/include/linux/ceph/cls_lock_client.h new file mode 100644 index 000000000000..4e4dffef22bb --- /dev/null +++ b/include/linux/ceph/cls_lock_client.h @@ -0,0 +1,27 @@ +#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, +}; + +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); + +#endif |