struct osc_async_rc {
int ar_rc;
int ar_force_sync;
- int ar_min_xid;
+ __u64 ar_min_xid;
};
struct lov_oinfo { /* per-stripe data structure */
struct lov_stripe_md {
spinlock_t lsm_lock;
- void *lsm_lock_owner; /* debugging */
+ pid_t lsm_lock_owner; /* debugging */
struct {
/* Public members. */
* OSC. (e.g. lov_prep_enqueue_set initialises extent of the policy,
* and osc_enqueue passes it into ldlm_lock_match & ldlm_cli_enqueue. */
ldlm_policy_data_t oi_policy;
- /* Flags used while lock handling. The flags obtained on the enqueue
- * request are set here, therefore they are request specific. */
+ /* Flags used for set request specific flags:
+ - while lock handling, the flags obtained on the enqueue
+ request are set here.
+ - while stats, the flags used for control delay/resend.
+ */
int oi_flags;
/* Lock handle specific for every OSC lock. */
struct lustre_handle *oi_lockh;
struct lustre_quota_ctxt obt_qctxt;
};
+typedef void (*obd_pin_extent_cb)(void *data);
+typedef int (*obd_page_removal_cb_t)(void *data, int discard);
+typedef int (*obd_lock_cancel_cb)(struct ldlm_lock *,struct ldlm_lock_desc *,
+ void *, int);
+
/* llog contexts */
enum llog_ctxt_id {
LLOG_CONFIG_ORIG_CTXT = 0,
struct mdc_rpc_lock;
struct obd_import;
+struct lustre_cache;
struct client_obd {
- struct semaphore cl_sem;
+ struct rw_semaphore cl_sem;
struct obd_uuid cl_target_uuid;
struct obd_import *cl_import; /* ptlrpc connection state */
int cl_conn_count;
atomic_t cl_mgc_refcount;
struct obd_export *cl_mgc_mgsexp;
- /* Flags section */
- unsigned long cl_checksum:1; /* debug checksums */
-
+ /* checksumming for data sent over the network */
+ unsigned int cl_checksum:1; /* 0 = disabled, 1 = enabled */
+ /* supported checksum types that are worked out at connect time */
+ __u32 cl_supp_cksum_types;
+ /* checksum algorithm to be used */
+ cksum_type_t cl_cksum_type;
+
/* also protected by the poorly named _loi_list_lock lock above */
struct osc_async_rc cl_ar;
struct lu_client_seq *cl_seq;
atomic_t cl_resends; /* resend count */
+
+ /* Cache of triples */
+ struct lustre_cache *cl_cache;
+ obd_lock_cancel_cb cl_ext_lock_cancel_cb;
};
#define obd2cli_tgt(obd) ((char *)(obd)->u.cli.cl_target_uuid.uuid)
/* for capability keys update */
struct lustre_capa_key *mds_capa_keys;
+ struct rw_semaphore mds_notify_lock;
};
/* lov objid */
__u32 lov_offset_idx; /* aliasing for start_idx */
int lov_start_count;/* reseed counter */
int lov_connects;
+ obd_page_removal_cb_t lov_page_removal_cb;
+ obd_pin_extent_cb lov_page_pin_cb;
+ obd_lock_cancel_cb lov_lock_cancel_cb;
};
struct lmv_tgt_desc {
{
if (oti == NULL)
return;
- memset(oti, 0, sizeof *oti);
+ memset(oti, 0, sizeof(*oti));
if (req == NULL)
return;
oti->oti_xid = req->rq_xid;
- if (req->rq_repmsg && req->rq_reqmsg != 0)
+ if (req->rq_repmsg != NULL)
oti->oti_transno = lustre_msg_get_transno(req->rq_repmsg);
oti->oti_thread_id = req->rq_svc_thread ? req->rq_svc_thread->t_id : -1;
- oti->oti_conn_cnt = lustre_msg_get_conn_cnt(req->rq_reqmsg);
+ if (req->rq_reqmsg != NULL)
+ oti->oti_conn_cnt = lustre_msg_get_conn_cnt(req->rq_reqmsg);
}
static inline void oti_alloc_cookies(struct obd_trans_info *oti,int num_cookies)
cfs_waitq_t olg_waitq;
spinlock_t olg_lock;
struct obd_export *olg_exp;
+ int olg_initializing;
};
/* corresponds to one of the obd's */
/* uuid-export hash body */
struct lustre_class_hash_body *obd_uuid_hash_body;
/* nid-export hash body */
- struct lustre_class_hash_body *obd_nid_hash_body;
- atomic_t obd_refcount;
+ struct lustre_class_hash_body *obd_nid_hash_body;
+ /* nid stats body */
+ struct lustre_class_hash_body *obd_nid_stats_hash_body;
+ struct list_head obd_nid_stats;
+ atomic_t obd_refcount;
cfs_waitq_t obd_refcount_waitq;
struct list_head obd_exports;
int obd_num_exports;
+ spinlock_t obd_nid_lock;
struct ldlm_namespace *obd_namespace;
struct ptlrpc_client obd_ldlm_client; /* XXX OST/MDS only */
/* a spinlock is OK for what we do now, may need a semaphore later */
spinlock_t obd_uncommitted_replies_lock;
cfs_timer_t obd_recovery_timer;
time_t obd_recovery_start; /* seconds */
- time_t obd_recovery_end; /* seconds */
+ time_t obd_recovery_end; /* seconds, for lprocfs_status */
time_t obd_recovery_max_time; /* seconds, bz13079 */
+ int obd_recovery_timeout;
/* new recovery stuff from CMD2 */
struct target_recovery_data obd_recovery_data;
struct lprocfs_stats *md_stats;
cfs_proc_dir_entry_t *obd_proc_entry;
- cfs_proc_dir_entry_t *obd_proc_exports;
+ cfs_proc_dir_entry_t *obd_proc_exports_entry;
cfs_proc_dir_entry_t *obd_svc_procroot;
struct lprocfs_stats *obd_svc_stats;
- struct semaphore obd_proc_exp_sem;
atomic_t obd_evict_inprogress;
cfs_waitq_t obd_evict_inprogress_waitq;
+
+ /**
+ * Ldlm pool part. Save last calculated SLV and Limit.
+ */
+ rwlock_t obd_pool_lock;
+ int obd_pool_limit;
+ __u64 obd_pool_slv;
};
#define OBD_OPT_FORCE 0x0001
enum obd_cleanup_stage {
/* Special case hack for MDS LOVs */
OBD_CLEANUP_EARLY,
-/* Precleanup stage 1, we must make sure all exports (other than the
- self-export) get destroyed. */
+/* can be directly mapped to .ldto_device_fini() */
OBD_CLEANUP_EXPORTS,
-/* Precleanup stage 2, do other type-specific cleanup requiring the
- self-export. */
- OBD_CLEANUP_SELF_EXP,
-/* FIXME we should eliminate the "precleanup" function and make them stages
- of the "cleanup" function. */
- OBD_CLEANUP_OBD,
};
/* get/set_info keys */
#define KEY_REVIMP_UPD "revimp_update"
#define KEY_LOV_IDX "lov_idx"
#define KEY_LAST_ID "last_id"
+#define KEY_READONLY "read-only"
#define KEY_LOCK_TO_STRIPE "lock_to_stripe"
+#define KEY_CHECKSUM "checksum"
+#define KEY_UNLINKED "unlinked"
+#define KEY_EVICT_BY_NID "evict_by_nid"
+#define KEY_REGISTER_TARGET "register_target"
+#define KEY_SET_FS "set_fs"
+#define KEY_CLEAR_FS "clear_fs"
#define KEY_BLOCKSIZE "blocksize"
#define KEY_BLOCKSIZE_BITS "blocksize_bits"
+/* XXX unused ?*/
+#define KEY_INTERMDS "inter_mds"
+#define KEY_ASYNC "async"
struct lu_context;
+static inline int it_to_lock_mode(struct lookup_intent *it)
+{
+ /* CREAT needs to be tested before open (both could be set) */
+ if (it->it_op & IT_CREAT)
+ return LCK_CW;
+ else if (it->it_op & (IT_READDIR | IT_GETATTR | IT_OPEN | IT_LOOKUP))
+ return LCK_CR;
+
+ LASSERTF(0, "Invalid it_op: %d\n", it->it_op);
+ return -EINVAL;
+}
+
struct md_op_data {
struct lu_fid op_fid1; /* operation fid1 (usualy parent) */
struct lu_fid op_fid2; /* operation fid2 (usualy child) */
__u32 op_opc;
};
+struct md_enqueue_info;
+/* metadata stat-ahead */
+typedef int (* md_enqueue_cb_t)(struct ptlrpc_request *req,
+ struct md_enqueue_info *minfo,
+ int rc);
+
+struct md_enqueue_info {
+ struct md_op_data mi_data;
+ struct lookup_intent mi_it;
+ struct lustre_handle mi_lockh;
+ struct dentry *mi_dentry;
+ md_enqueue_cb_t mi_cb;
+ unsigned int mi_generation;
+ void *mi_cbdata;
+};
+
struct obd_ops {
struct module *o_owner;
int (*o_iocontrol)(unsigned int cmd, struct obd_export *exp, int len,
* asked for. If @ocd == NULL, use default parameters. */
int (*o_connect)(const struct lu_env *env,
struct lustre_handle *conn, struct obd_device *src,
- struct obd_uuid *cluuid, struct obd_connect_data *ocd);
+ struct obd_uuid *cluuid, struct obd_connect_data *ocd,
+ void *localdata);
int (*o_reconnect)(const struct lu_env *env,
struct obd_export *exp, struct obd_device *src,
struct obd_uuid *cluuid,
int (*o_fid_delete)(struct obd_export *exp, const struct lu_fid *fid);
int (*o_statfs)(struct obd_device *obd, struct obd_statfs *osfs,
- __u64 max_age);
+ __u64 max_age, __u32 flags);
int (*o_statfs_async)(struct obd_device *obd, struct obd_info *oinfo,
__u64 max_age, struct ptlrpc_request_set *set);
int (*o_packmd)(struct obd_export *exp, struct lov_mds_md **disk_tgt,
struct lov_oinfo *loi,
cfs_page_t *page, obd_off offset,
struct obd_async_page_ops *ops, void *data,
- void **res);
+ void **res, int nocache,
+ struct lustre_handle *lockh);
+ int (*o_reget_short_lock)(struct obd_export *exp,
+ struct lov_stripe_md *lsm,
+ void **res, int rw,
+ obd_off start, obd_off end,
+ void **cookie);
+ int (*o_release_short_lock)(struct obd_export *exp,
+ struct lov_stripe_md *lsm, obd_off end,
+ void *cookie, int rw);
int (*o_queue_async_io)(struct obd_export *exp,
struct lov_stripe_md *lsm,
struct lov_oinfo *loi, void *cookie,
int cmd, obd_off *);
/* llog related obd_methods */
- int (*o_llog_init)(struct obd_device *obd, int group,
+ int (*o_llog_init)(struct obd_device *obd, struct obd_llog_group *grp,
struct obd_device *disk_obd, int count,
struct llog_catid *logid, struct obd_uuid *uuid);
int (*o_llog_finish)(struct obd_device *obd, int count);
int (*o_quotactl)(struct obd_export *, struct obd_quotactl *);
int (*o_ping)(struct obd_export *exp);
+
+ int (*o_register_page_removal_cb)(struct obd_export *exp,
+ obd_page_removal_cb_t cb,
+ obd_pin_extent_cb pin_cb);
+ int (*o_unregister_page_removal_cb)(struct obd_export *exp,
+ obd_page_removal_cb_t cb);
+ int (*o_register_lock_cancel_cb)(struct obd_export *exp,
+ obd_lock_cancel_cb cb);
+ int (*o_unregister_lock_cancel_cb)(struct obd_export *exp,
+ obd_lock_cancel_cb cb);
+
/*
* NOTE: If adding ops, add another LPROCFS_OBD_OP_INIT() line
* to lprocfs_alloc_obd_stats() in obdclass/lprocfs_status.c.
#define MEA_MAGIC_ALL_CHARS 0xb222a11c
#define MEA_MAGIC_HASH_SEGMENT 0xb222a11b
-#define MAX_HASH_SIZE 0x7fffffffUL
-#define MAX_HASH_HIGHEST_BIT 0x10000000
+#define MAX_HASH_SIZE_32 0x7fffffffUL
+#define MAX_HASH_SIZE 0x7fffffffffffffffULL
+#define MAX_HASH_HIGHEST_BIT 0x1000000000000000
struct lustre_md {
struct mdt_body *body;
struct obd_capa *, __u32,
struct ptlrpc_request **);
+ int (*m_intent_getattr_async)(struct obd_export *,
+ struct md_enqueue_info *,
+ struct ldlm_enqueue_info *);
+
+ int (*m_revalidate_lock)(struct obd_export *,
+ struct lookup_intent *,
+ struct lu_fid *);
+
/*
* NOTE: If adding ops, add another LPROCFS_MD_OP_INIT() line to
* lprocfs_alloc_md_stats() in obdclass/lprocfs_status.c. Also, add a
int error)
{
if (error) {
- CERROR("%s: transno "LPD64" commit error: %d\n",
+ CERROR("%s: transno "LPU64" commit error: %d\n",
obd->obd_name, transno, error);
return;
}
- CDEBUG(D_HA, "%s: transno "LPD64" committed\n",
- obd->obd_name, transno);
if (transno > obd->obd_last_committed) {
+ CDEBUG(D_HA, "%s: transno "LPD64" committed\n",
+ obd->obd_name, transno);
obd->obd_last_committed = transno;
ptlrpc_commit_replies (obd);
+ } else {
+ CDEBUG(D_INFO, "%s: transno "LPD64" committed\n",
+ obd->obd_name, transno);
}
}