summaryrefslogtreecommitdiff
path: root/include/linux/ceph/mdsmap.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/ceph/mdsmap.h')
-rw-r--r--include/linux/ceph/mdsmap.h72
1 files changed, 0 insertions, 72 deletions
diff --git a/include/linux/ceph/mdsmap.h b/include/linux/ceph/mdsmap.h
deleted file mode 100644
index 4c3e0648dc27..000000000000
--- a/include/linux/ceph/mdsmap.h
+++ /dev/null
@@ -1,72 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _FS_CEPH_MDSMAP_H
-#define _FS_CEPH_MDSMAP_H
-
-#include <linux/bug.h>
-#include <linux/ceph/types.h>
-
-/*
- * mds map - describe servers in the mds cluster.
- *
- * we limit fields to those the client actually xcares about
- */
-struct ceph_mds_info {
- u64 global_id;
- struct ceph_entity_addr addr;
- s32 state;
- int num_export_targets;
- bool laggy;
- u32 *export_targets;
-};
-
-struct ceph_mdsmap {
- u32 m_epoch, m_client_epoch, m_last_failure;
- u32 m_root;
- u32 m_session_timeout; /* seconds */
- u32 m_session_autoclose; /* seconds */
- u64 m_max_file_size;
- u64 m_max_xattr_size; /* maximum size for xattrs blob */
- u32 m_max_mds; /* expected up:active mds number */
- u32 m_num_active_mds; /* actual up:active mds number */
- u32 possible_max_rank; /* possible max rank index */
- struct ceph_mds_info *m_info;
-
- /* which object pools file data can be stored in */
- int m_num_data_pg_pools;
- u64 *m_data_pg_pools;
- u64 m_cas_pg_pool;
-
- bool m_enabled;
- bool m_damaged;
- int m_num_laggy;
-};
-
-static inline struct ceph_entity_addr *
-ceph_mdsmap_get_addr(struct ceph_mdsmap *m, int w)
-{
- if (w >= m->possible_max_rank)
- return NULL;
- return &m->m_info[w].addr;
-}
-
-static inline int ceph_mdsmap_get_state(struct ceph_mdsmap *m, int w)
-{
- BUG_ON(w < 0);
- if (w >= m->possible_max_rank)
- return CEPH_MDS_STATE_DNE;
- return m->m_info[w].state;
-}
-
-static inline bool ceph_mdsmap_is_laggy(struct ceph_mdsmap *m, int w)
-{
- if (w >= 0 && w < m->possible_max_rank)
- return m->m_info[w].laggy;
- return false;
-}
-
-extern int ceph_mdsmap_get_random_mds(struct ceph_mdsmap *m);
-struct ceph_mdsmap *ceph_mdsmap_decode(void **p, void *end, bool msgr2);
-extern void ceph_mdsmap_destroy(struct ceph_mdsmap *m);
-extern bool ceph_mdsmap_is_cluster_available(struct ceph_mdsmap *m);
-
-#endif