Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 1 | #ifndef _FS_CEPH_OSD_CLIENT_H |
| 2 | #define _FS_CEPH_OSD_CLIENT_H |
| 3 | |
| 4 | #include <linux/completion.h> |
Sage Weil | 415e49a | 2009-12-07 13:37:03 -0800 | [diff] [blame] | 5 | #include <linux/kref.h> |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 6 | #include <linux/mempool.h> |
| 7 | #include <linux/rbtree.h> |
| 8 | |
Alex Elder | 6c4a191 | 2012-05-16 15:16:38 -0500 | [diff] [blame] | 9 | #include <linux/ceph/types.h> |
| 10 | #include <linux/ceph/osdmap.h> |
| 11 | #include <linux/ceph/messenger.h> |
| 12 | #include <linux/ceph/auth.h> |
Alex Elder | c885837 | 2012-11-13 21:11:15 -0600 | [diff] [blame] | 13 | #include <linux/ceph/pagelist.h> |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 14 | |
Stratos Psomadakis | 224736d | 2011-11-10 15:45:37 +0200 | [diff] [blame] | 15 | /* |
| 16 | * Maximum object name size |
| 17 | * (must be at least as big as RBD_MAX_MD_NAME_LEN -- currently 100) |
| 18 | */ |
| 19 | #define MAX_OBJ_NAME_SIZE 100 |
| 20 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 21 | struct ceph_msg; |
| 22 | struct ceph_snap_context; |
| 23 | struct ceph_osd_request; |
| 24 | struct ceph_osd_client; |
Sage Weil | 4e7a5dc | 2009-11-18 16:19:57 -0800 | [diff] [blame] | 25 | struct ceph_authorizer; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 26 | |
| 27 | /* |
| 28 | * completion callback for async writepages |
| 29 | */ |
| 30 | typedef void (*ceph_osdc_callback_t)(struct ceph_osd_request *, |
| 31 | struct ceph_msg *); |
| 32 | |
| 33 | /* a given osd we're communicating with */ |
| 34 | struct ceph_osd { |
| 35 | atomic_t o_ref; |
| 36 | struct ceph_osd_client *o_osdc; |
| 37 | int o_osd; |
| 38 | int o_incarnation; |
| 39 | struct rb_node o_node; |
| 40 | struct ceph_connection o_con; |
| 41 | struct list_head o_requests; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 42 | struct list_head o_linger_requests; |
Yehuda Sadeh | f5a2041 | 2010-02-03 11:00:26 -0800 | [diff] [blame] | 43 | struct list_head o_osd_lru; |
Alex Elder | 6c4a191 | 2012-05-16 15:16:38 -0500 | [diff] [blame] | 44 | struct ceph_auth_handshake o_auth; |
Yehuda Sadeh | f5a2041 | 2010-02-03 11:00:26 -0800 | [diff] [blame] | 45 | unsigned long lru_ttl; |
Yehuda Sadeh | 422d2cb | 2010-02-26 15:32:31 -0800 | [diff] [blame] | 46 | int o_marked_for_keepalive; |
| 47 | struct list_head o_keepalive_item; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 48 | }; |
| 49 | |
Sage Weil | 1b83bef | 2013-02-25 16:11:12 -0800 | [diff] [blame] | 50 | |
| 51 | #define CEPH_OSD_MAX_OP 10 |
| 52 | |
Alex Elder | 2794a82 | 2013-02-14 12:16:43 -0600 | [diff] [blame^] | 53 | struct ceph_osd_data { |
| 54 | struct { |
| 55 | struct { |
| 56 | struct page **pages; |
| 57 | u32 num_pages; |
| 58 | u32 alignment; |
| 59 | bool pages_from_pool; |
| 60 | bool own_pages; |
| 61 | }; |
| 62 | #ifdef CONFIG_BLOCK |
| 63 | struct bio *bio; |
| 64 | #endif /* CONFIG_BLOCK */ |
| 65 | }; |
| 66 | }; |
| 67 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 68 | /* an in-flight request */ |
| 69 | struct ceph_osd_request { |
| 70 | u64 r_tid; /* unique for this client */ |
| 71 | struct rb_node r_node; |
Yehuda Sadeh | 422d2cb | 2010-02-26 15:32:31 -0800 | [diff] [blame] | 72 | struct list_head r_req_lru_item; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 73 | struct list_head r_osd_item; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 74 | struct list_head r_linger_item; |
| 75 | struct list_head r_linger_osd; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 76 | struct ceph_osd *r_osd; |
Sage Weil | 5b191d9 | 2013-02-23 10:38:16 -0800 | [diff] [blame] | 77 | struct ceph_pg r_pgid; |
Sage Weil | d85b705 | 2010-05-10 10:24:48 -0700 | [diff] [blame] | 78 | int r_pg_osds[CEPH_PG_MAX_SIZE]; |
| 79 | int r_num_pg_osds; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 80 | |
Yehuda Sadeh | 0d59ab8 | 2010-01-13 17:03:23 -0800 | [diff] [blame] | 81 | struct ceph_connection *r_con_filling_msg; |
Sage Weil | 350b1c3 | 2009-12-22 10:45:45 -0800 | [diff] [blame] | 82 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 83 | struct ceph_msg *r_request, *r_reply; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 84 | int r_flags; /* any additional flags for the osd */ |
| 85 | u32 r_sent; /* >0 if r_request is sending/sent */ |
Sage Weil | 1b83bef | 2013-02-25 16:11:12 -0800 | [diff] [blame] | 86 | int r_num_ops; |
| 87 | |
| 88 | /* encoded message content */ |
| 89 | struct ceph_osd_op *r_request_ops; |
| 90 | /* these are updated on each send */ |
| 91 | __le32 *r_request_osdmap_epoch; |
| 92 | __le32 *r_request_flags; |
| 93 | __le64 *r_request_pool; |
| 94 | void *r_request_pgid; |
| 95 | __le32 *r_request_attempts; |
| 96 | struct ceph_eversion *r_request_reassert_version; |
| 97 | |
| 98 | int r_result; |
| 99 | int r_reply_op_len[CEPH_OSD_MAX_OP]; |
| 100 | s32 r_reply_op_result[CEPH_OSD_MAX_OP]; |
Sage Weil | 350b1c3 | 2009-12-22 10:45:45 -0800 | [diff] [blame] | 101 | int r_got_reply; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 102 | int r_linger; |
Alex Elder | 0d5af16 | 2013-02-27 10:26:25 -0600 | [diff] [blame] | 103 | int r_completed; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 104 | |
| 105 | struct ceph_osd_client *r_osdc; |
Sage Weil | 415e49a | 2009-12-07 13:37:03 -0800 | [diff] [blame] | 106 | struct kref r_kref; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 107 | bool r_mempool; |
| 108 | struct completion r_completion, r_safe_completion; |
| 109 | ceph_osdc_callback_t r_callback, r_safe_callback; |
| 110 | struct ceph_eversion r_reassert_version; |
| 111 | struct list_head r_unsafe_item; |
| 112 | |
| 113 | struct inode *r_inode; /* for use by callbacks */ |
Yehuda Sadeh | 3d14c5d | 2010-04-06 15:14:15 -0700 | [diff] [blame] | 114 | void *r_priv; /* ditto */ |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 115 | |
Stratos Psomadakis | 224736d | 2011-11-10 15:45:37 +0200 | [diff] [blame] | 116 | char r_oid[MAX_OBJ_NAME_SIZE]; /* object name */ |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 117 | int r_oid_len; |
Sage Weil | 2169aea | 2013-02-25 16:13:08 -0800 | [diff] [blame] | 118 | u64 r_snapid; |
Sage Weil | 3dd72fc | 2010-03-22 14:42:30 -0700 | [diff] [blame] | 119 | unsigned long r_stamp; /* send OR check time */ |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 120 | |
| 121 | struct ceph_file_layout r_file_layout; |
| 122 | struct ceph_snap_context *r_snapc; /* snap context for writes */ |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 123 | |
Alex Elder | 2794a82 | 2013-02-14 12:16:43 -0600 | [diff] [blame^] | 124 | struct ceph_osd_data r_data; |
Alex Elder | c885837 | 2012-11-13 21:11:15 -0600 | [diff] [blame] | 125 | struct ceph_pagelist r_trail; /* trailing part of the data */ |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 126 | }; |
| 127 | |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 128 | struct ceph_osd_event { |
| 129 | u64 cookie; |
| 130 | int one_shot; |
| 131 | struct ceph_osd_client *osdc; |
| 132 | void (*cb)(u64, u64, u8, void *); |
| 133 | void *data; |
| 134 | struct rb_node node; |
| 135 | struct list_head osd_node; |
| 136 | struct kref kref; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 137 | }; |
| 138 | |
| 139 | struct ceph_osd_event_work { |
| 140 | struct work_struct work; |
| 141 | struct ceph_osd_event *event; |
| 142 | u64 ver; |
| 143 | u64 notify_id; |
| 144 | u8 opcode; |
| 145 | }; |
| 146 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 147 | struct ceph_osd_client { |
| 148 | struct ceph_client *client; |
| 149 | |
| 150 | struct ceph_osdmap *osdmap; /* current map */ |
| 151 | struct rw_semaphore map_sem; |
| 152 | struct completion map_waiters; |
| 153 | u64 last_requested_map; |
| 154 | |
| 155 | struct mutex request_mutex; |
| 156 | struct rb_root osds; /* osds */ |
Yehuda Sadeh | f5a2041 | 2010-02-03 11:00:26 -0800 | [diff] [blame] | 157 | struct list_head osd_lru; /* idle osds */ |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 158 | u64 timeout_tid; /* tid of timeout triggering rq */ |
| 159 | u64 last_tid; /* tid of last request */ |
| 160 | struct rb_root requests; /* pending requests */ |
Sage Weil | 6f6c700 | 2011-01-17 20:34:08 -0800 | [diff] [blame] | 161 | struct list_head req_lru; /* in-flight lru */ |
| 162 | struct list_head req_unsent; /* unsent/need-resend queue */ |
| 163 | struct list_head req_notarget; /* map to no osd */ |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 164 | struct list_head req_linger; /* lingering requests */ |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 165 | int num_requests; |
| 166 | struct delayed_work timeout_work; |
Yehuda Sadeh | f5a2041 | 2010-02-03 11:00:26 -0800 | [diff] [blame] | 167 | struct delayed_work osds_timeout_work; |
Sage Weil | 039934b | 2009-11-12 15:05:52 -0800 | [diff] [blame] | 168 | #ifdef CONFIG_DEBUG_FS |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 169 | struct dentry *debugfs_file; |
Sage Weil | 039934b | 2009-11-12 15:05:52 -0800 | [diff] [blame] | 170 | #endif |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 171 | |
| 172 | mempool_t *req_mempool; |
| 173 | |
Yehuda Sadeh | 0d59ab8 | 2010-01-13 17:03:23 -0800 | [diff] [blame] | 174 | struct ceph_msgpool msgpool_op; |
Sage Weil | c16e786 | 2010-03-01 13:02:00 -0800 | [diff] [blame] | 175 | struct ceph_msgpool msgpool_op_reply; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 176 | |
| 177 | spinlock_t event_lock; |
| 178 | struct rb_root event_tree; |
| 179 | u64 event_count; |
| 180 | |
| 181 | struct workqueue_struct *notify_wq; |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 182 | }; |
| 183 | |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 184 | struct ceph_osd_req_op { |
| 185 | u16 op; /* CEPH_OSD_OP_* */ |
Alex Elder | e7e319a | 2013-02-14 12:16:43 -0600 | [diff] [blame] | 186 | u32 payload_len; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 187 | union { |
| 188 | struct { |
| 189 | u64 offset, length; |
| 190 | u64 truncate_size; |
| 191 | u32 truncate_seq; |
| 192 | } extent; |
| 193 | struct { |
| 194 | const char *name; |
Alex Elder | 2a24d1f | 2013-03-01 18:00:15 -0600 | [diff] [blame] | 195 | const void *val; |
Alex Elder | e7e319a | 2013-02-14 12:16:43 -0600 | [diff] [blame] | 196 | u32 name_len; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 197 | u32 value_len; |
| 198 | __u8 cmp_op; /* CEPH_OSD_CMPXATTR_OP_* */ |
| 199 | __u8 cmp_mode; /* CEPH_OSD_CMPXATTR_MODE_* */ |
| 200 | } xattr; |
| 201 | struct { |
Yehuda Sadeh | ae1533b | 2010-05-18 16:38:08 -0700 | [diff] [blame] | 202 | const char *class_name; |
Yehuda Sadeh | ae1533b | 2010-05-18 16:38:08 -0700 | [diff] [blame] | 203 | const char *method_name; |
Alex Elder | 2a24d1f | 2013-03-01 18:00:15 -0600 | [diff] [blame] | 204 | const void *indata; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 205 | u32 indata_len; |
Alex Elder | e7e319a | 2013-02-14 12:16:43 -0600 | [diff] [blame] | 206 | __u8 class_len; |
| 207 | __u8 method_len; |
| 208 | __u8 argc; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 209 | } cls; |
| 210 | struct { |
Alex Elder | e7e319a | 2013-02-14 12:16:43 -0600 | [diff] [blame] | 211 | u64 cookie; |
| 212 | u64 count; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 213 | } pgls; |
Yehuda Sadeh | ae1533b | 2010-05-18 16:38:08 -0700 | [diff] [blame] | 214 | struct { |
| 215 | u64 snapid; |
| 216 | } snap; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 217 | struct { |
| 218 | u64 cookie; |
| 219 | u64 ver; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 220 | u32 prot_ver; |
| 221 | u32 timeout; |
Alex Elder | e7e319a | 2013-02-14 12:16:43 -0600 | [diff] [blame] | 222 | __u8 flag; |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 223 | } watch; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 224 | }; |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 225 | }; |
| 226 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 227 | extern int ceph_osdc_init(struct ceph_osd_client *osdc, |
| 228 | struct ceph_client *client); |
| 229 | extern void ceph_osdc_stop(struct ceph_osd_client *osdc); |
| 230 | |
| 231 | extern void ceph_osdc_handle_reply(struct ceph_osd_client *osdc, |
| 232 | struct ceph_msg *msg); |
| 233 | extern void ceph_osdc_handle_map(struct ceph_osd_client *osdc, |
| 234 | struct ceph_msg *msg); |
| 235 | |
Yehuda Sadeh | 3499e8a | 2010-04-06 14:51:47 -0700 | [diff] [blame] | 236 | extern struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc, |
Yehuda Sadeh | 3499e8a | 2010-04-06 14:51:47 -0700 | [diff] [blame] | 237 | struct ceph_snap_context *snapc, |
Alex Elder | ae7ca4a3 | 2012-11-13 21:11:15 -0600 | [diff] [blame] | 238 | unsigned int num_op, |
Yehuda Sadeh | 3499e8a | 2010-04-06 14:51:47 -0700 | [diff] [blame] | 239 | bool use_mempool, |
Alex Elder | 54a5400 | 2012-11-13 21:11:15 -0600 | [diff] [blame] | 240 | gfp_t gfp_flags); |
Yehuda Sadeh | 3499e8a | 2010-04-06 14:51:47 -0700 | [diff] [blame] | 241 | |
| 242 | extern void ceph_osdc_build_request(struct ceph_osd_request *req, |
Alex Elder | 0120be3 | 2012-11-14 09:38:19 -0600 | [diff] [blame] | 243 | u64 off, u64 len, |
Alex Elder | ae7ca4a3 | 2012-11-13 21:11:15 -0600 | [diff] [blame] | 244 | unsigned int num_op, |
Yehuda Sadeh | 68b4476 | 2010-04-06 15:01:27 -0700 | [diff] [blame] | 245 | struct ceph_osd_req_op *src_ops, |
| 246 | struct ceph_snap_context *snapc, |
Alex Elder | 4d6b250 | 2012-11-13 21:11:15 -0600 | [diff] [blame] | 247 | u64 snap_id, |
Alex Elder | af77f26 | 2012-11-09 08:43:15 -0600 | [diff] [blame] | 248 | struct timespec *mtime); |
Yehuda Sadeh | 3499e8a | 2010-04-06 14:51:47 -0700 | [diff] [blame] | 249 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 250 | extern struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *, |
| 251 | struct ceph_file_layout *layout, |
| 252 | struct ceph_vino vino, |
| 253 | u64 offset, u64 *len, int op, int flags, |
| 254 | struct ceph_snap_context *snapc, |
| 255 | int do_sync, u32 truncate_seq, |
| 256 | u64 truncate_size, |
| 257 | struct timespec *mtime, |
Alex Elder | 153e516 | 2013-03-01 18:00:15 -0600 | [diff] [blame] | 258 | bool use_mempool); |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 259 | |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 260 | extern void ceph_osdc_set_request_linger(struct ceph_osd_client *osdc, |
| 261 | struct ceph_osd_request *req); |
| 262 | extern void ceph_osdc_unregister_linger_request(struct ceph_osd_client *osdc, |
| 263 | struct ceph_osd_request *req); |
| 264 | |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 265 | static inline void ceph_osdc_get_request(struct ceph_osd_request *req) |
| 266 | { |
Sage Weil | 415e49a | 2009-12-07 13:37:03 -0800 | [diff] [blame] | 267 | kref_get(&req->r_kref); |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 268 | } |
Sage Weil | 415e49a | 2009-12-07 13:37:03 -0800 | [diff] [blame] | 269 | extern void ceph_osdc_release_request(struct kref *kref); |
| 270 | static inline void ceph_osdc_put_request(struct ceph_osd_request *req) |
| 271 | { |
| 272 | kref_put(&req->r_kref, ceph_osdc_release_request); |
| 273 | } |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 274 | |
| 275 | extern int ceph_osdc_start_request(struct ceph_osd_client *osdc, |
| 276 | struct ceph_osd_request *req, |
| 277 | bool nofail); |
| 278 | extern int ceph_osdc_wait_request(struct ceph_osd_client *osdc, |
| 279 | struct ceph_osd_request *req); |
| 280 | extern void ceph_osdc_sync(struct ceph_osd_client *osdc); |
| 281 | |
| 282 | extern int ceph_osdc_readpages(struct ceph_osd_client *osdc, |
| 283 | struct ceph_vino vino, |
| 284 | struct ceph_file_layout *layout, |
| 285 | u64 off, u64 *plen, |
| 286 | u32 truncate_seq, u64 truncate_size, |
Sage Weil | b7495fc | 2010-11-09 12:43:12 -0800 | [diff] [blame] | 287 | struct page **pages, int nr_pages, |
| 288 | int page_align); |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 289 | |
| 290 | extern int ceph_osdc_writepages(struct ceph_osd_client *osdc, |
| 291 | struct ceph_vino vino, |
| 292 | struct ceph_file_layout *layout, |
| 293 | struct ceph_snap_context *sc, |
| 294 | u64 off, u64 len, |
| 295 | u32 truncate_seq, u64 truncate_size, |
| 296 | struct timespec *mtime, |
Alex Elder | 2480882 | 2013-02-15 11:42:29 -0600 | [diff] [blame] | 297 | struct page **pages, int nr_pages); |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 298 | |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 299 | /* watch/notify events */ |
| 300 | extern int ceph_osdc_create_event(struct ceph_osd_client *osdc, |
| 301 | void (*event_cb)(u64, u64, u8, void *), |
Alex Elder | 3c663bb | 2013-02-15 11:42:30 -0600 | [diff] [blame] | 302 | void *data, struct ceph_osd_event **pevent); |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 303 | extern void ceph_osdc_cancel_event(struct ceph_osd_event *event); |
Yehuda Sadeh | a40c4f1 | 2011-03-21 15:07:16 -0700 | [diff] [blame] | 304 | extern void ceph_osdc_put_event(struct ceph_osd_event *event); |
Sage Weil | f24e998 | 2009-10-06 11:31:10 -0700 | [diff] [blame] | 305 | #endif |
| 306 | |