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author | Xiubo Li <xiubli@redhat.com> | 2023-06-12 15:41:10 +0800 |
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committer | Ilya Dryomov <idryomov@gmail.com> | 2023-11-03 23:28:33 +0100 |
commit | 522dc5108f07ef30e2c7399e59b9547d382308ff (patch) | |
tree | b58ca3a7ff4ab00d6590eeeb20617c87b3faafc4 /include/linux/ceph | |
parent | 38d46409c4639a1d659ebfa70e27a8bed6b8ee1d (diff) | |
download | lwn-522dc5108f07ef30e2c7399e59b9547d382308ff.tar.gz lwn-522dc5108f07ef30e2c7399e59b9547d382308ff.zip |
libceph, ceph: move mdsmap.h to fs/ceph
The mdsmap.h is only used by CephFS, so move it to fs/ceph.
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'include/linux/ceph')
-rw-r--r-- | include/linux/ceph/mdsmap.h | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/include/linux/ceph/mdsmap.h b/include/linux/ceph/mdsmap.h deleted file mode 100644 index 89f1931f1ba6..000000000000 --- a/include/linux/ceph/mdsmap.h +++ /dev/null @@ -1,75 +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> - -struct ceph_mds_client; - -/* - * 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(struct ceph_mds_client *mdsc, 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 |