* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*
- * Copyright (c) 2011, 2012, Whamcloud, Inc.
+ * Copyright (c) 2011, 2012, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
struct lov_stripe_md {
cfs_atomic_t lsm_refc;
- cfs_spinlock_t lsm_lock;
+ spinlock_t lsm_lock;
pid_t lsm_lock_owner; /* debugging */
/* maximum possible file size, might change as OSTs status changes,
char *typ_name;
int typ_refcnt;
struct lu_device_type *typ_lu;
- cfs_spinlock_t obd_type_lock;
+ spinlock_t obd_type_lock;
};
struct brw_page {
struct lu_target *obt_lut;
#endif
__u64 obt_mount_count;
- cfs_rw_semaphore_t obt_rwsem;
+ struct rw_semaphore obt_rwsem;
struct vfsmount *obt_vfsmnt;
struct file *obt_health_check_filp;
struct osd_properties obt_osd_properties;
cfs_dentry_t *fo_dentry_O;
cfs_dentry_t **fo_dentry_O_groups;
struct filter_subdirs *fo_dentry_O_sub;
- cfs_mutex_t fo_init_lock; /* group initialization lock */
- int fo_committed_group;
+ struct mutex fo_init_lock; /* group initialization lock*/
+ int fo_committed_group;
- cfs_spinlock_t fo_objidlock; /* protect fo_lastobjid */
+ spinlock_t fo_objidlock; /* protect fo_lastobjid */
- unsigned long fo_destroys_in_progress;
- cfs_mutex_t fo_create_locks[FILTER_SUBDIR_COUNT];
+ unsigned long fo_destroys_in_progress;
+ struct mutex fo_create_locks[FILTER_SUBDIR_COUNT];
cfs_list_t fo_export_list;
int fo_subdir_count;
int fo_tot_granted_clients;
obd_size fo_readcache_max_filesize;
- cfs_spinlock_t fo_flags_lock;
+ spinlock_t fo_flags_lock;
unsigned int fo_read_cache:1, /**< enable read-only cache */
fo_writethrough_cache:1,/**< read cache writes */
fo_mds_ost_sync:1, /**< MDS-OST orphan recovery*/
__u64 *fo_last_objids; /* last created objid for groups,
* protected by fo_objidlock */
- cfs_mutex_t fo_alloc_lock;
+ struct mutex fo_alloc_lock;
cfs_atomic_t fo_r_in_flight;
cfs_atomic_t fo_w_in_flight;
*/
struct cfs_hash *fo_iobuf_hash;
- cfs_list_t fo_llog_list;
- cfs_spinlock_t fo_llog_list_lock;
+ cfs_list_t fo_llog_list;
+ spinlock_t fo_llog_list_lock;
struct brw_stats fo_filter_stats;
/* sptlrpc stuff */
- cfs_rwlock_t fo_sptlrpc_lock;
+ rwlock_t fo_sptlrpc_lock;
struct sptlrpc_rule_set fo_sptlrpc_rset;
/* capability related */
struct mdc_rpc_lock;
struct obd_import;
struct client_obd {
- cfs_rw_semaphore_t 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;
struct obd_histogram cl_write_offset_hist;
/* lru for osc caching pages */
- struct cl_client_lru *cl_lru;
- cfs_list_t cl_lru_osc; /* member of cl_lru->ccl_list */
+ struct cl_client_cache *cl_cache;
+ cfs_list_t cl_lru_osc; /* member of cl_cache->ccc_lru */
cfs_atomic_t *cl_lru_left;
cfs_atomic_t cl_lru_busy;
cfs_atomic_t cl_lru_shrinkers;
struct mdc_rpc_lock *cl_rpc_lock;
struct mdc_rpc_lock *cl_close_lock;
- struct osc_creator cl_oscc;
/* mgc datastruct */
- cfs_semaphore_t cl_mgc_sem;
+ struct semaphore cl_mgc_sem;
struct vfsmount *cl_mgc_vfsmnt;
struct dentry *cl_mgc_configs_dir;
cfs_atomic_t cl_mgc_refcount;
/* */
struct echo_obd {
- struct obd_device_target eo_obt;
- struct obdo eo_oa;
- cfs_spinlock_t eo_lock;
- __u64 eo_lastino;
- struct lustre_handle eo_nl_lock;
- cfs_atomic_t eo_prep;
+ struct obd_device_target eo_obt;
+ struct obdo eo_oa;
+ spinlock_t eo_lock;
+ __u64 eo_lastino;
+ struct lustre_handle eo_nl_lock;
+ cfs_atomic_t eo_prep;
};
struct ost_obd {
- struct ptlrpc_service *ost_service;
- struct ptlrpc_service *ost_create_service;
- struct ptlrpc_service *ost_io_service;
- cfs_mutex_t ost_health_mutex;
+ struct ptlrpc_service *ost_service;
+ struct ptlrpc_service *ost_create_service;
+ struct ptlrpc_service *ost_io_service;
+ struct ptlrpc_service *ost_seq_service;
+ struct mutex ost_health_mutex;
};
struct echo_client_obd {
- struct obd_export *ec_exp; /* the local connection to osc/lov */
- cfs_spinlock_t ec_lock;
+ struct obd_export *ec_exp; /* the local connection to osc/lov */
+ spinlock_t ec_lock;
cfs_list_t ec_objects;
cfs_list_t ec_locks;
int ec_nstripes;
lov_obd->lov_tgts */
unsigned int op_count; /* number of OSTs in the array */
unsigned int op_size; /* allocated size of lp_array */
- cfs_rw_semaphore_t op_rw_sem; /* to protect ost_pool use */
+ struct rw_semaphore op_rw_sem; /* to protect ost_pool use */
};
/* Round-robin allocator data */
/* Stripe placement optimization */
struct lov_qos {
cfs_list_t lq_oss_list; /* list of OSSs that targets use */
- cfs_rw_semaphore_t lq_rw_sem;
+ struct rw_semaphore lq_rw_sem;
__u32 lq_active_oss_count;
unsigned int lq_prio_free; /* priority for free space */
unsigned int lq_threshold_rr;/* priority for rr */
struct lov_tgt_desc **lov_tgts; /* sparse array */
struct ost_pool lov_packed; /* all OSTs in a packed
array */
- cfs_mutex_t lov_lock;
+ struct mutex lov_lock;
struct obd_connect_data lov_ocd;
- struct lov_qos lov_qos; /* qos info per lov */
cfs_atomic_t lov_refcount;
__u32 lov_tgt_count; /* how many OBD's */
__u32 lov_active_tgt_count; /* how many active */
cfs_proc_dir_entry_t *lov_pool_proc_entry;
enum lustre_sec_part lov_sp_me;
- /* cached LRU data from upper layer */
- void *lov_lru;
+ /* Cached LRU pages from upper layer */
+ void *lov_cache;
};
struct lmv_tgt_desc {
- struct obd_uuid ltd_uuid;
- struct obd_export *ltd_exp;
- int ltd_active; /* is this target up for requests */
- int ltd_idx;
- cfs_mutex_t ltd_fid_mutex;
+ struct obd_uuid ltd_uuid;
+ struct obd_export *ltd_exp;
+ int ltd_idx;
+ struct mutex ltd_fid_mutex;
+ unsigned long ltd_active:1; /* target up for requests */
};
enum placement_policy {
typedef enum placement_policy placement_policy_t;
struct lmv_obd {
- int refcount;
- struct lu_client_fld lmv_fld;
- cfs_spinlock_t lmv_lock;
- placement_policy_t lmv_placement;
- struct lmv_desc desc;
- struct obd_uuid cluuid;
- struct obd_export *exp;
-
- int connected;
- int max_easize;
- int max_def_easize;
- int max_cookiesize;
- int server_timeout;
- cfs_mutex_t init_mutex;
-
- struct lmv_tgt_desc *tgts;
- int tgts_size;
-
- struct obd_connect_data *datas;
- int datas_size;
-
- struct obd_connect_data conn_data;
+ int refcount;
+ struct lu_client_fld lmv_fld;
+ spinlock_t lmv_lock;
+ placement_policy_t lmv_placement;
+ struct lmv_desc desc;
+ struct obd_uuid cluuid;
+ struct obd_export *exp;
+
+ struct mutex init_mutex;
+ int connected;
+ int max_easize;
+ int max_def_easize;
+ int max_cookiesize;
+ int server_timeout;
+
+ int tgts_size; /* size of tgts array */
+ struct lmv_tgt_desc **tgts;
+
+ struct obd_connect_data conn_data;
};
struct niobuf_local {
#define LUSTRE_MGS_OBDNAME "MGS"
#define LUSTRE_MGC_OBDNAME "MGC"
+static inline int is_osp_on_mdt(char *name)
+{
+ char *ptr;
+
+ ptr = strrchr(name, '-');
+ if (ptr == NULL) {
+ CERROR("%s is not a obdname\n", name);
+ return 0;
+ }
+
+ /* 1.8 OSC/OSP name on MDT is fsname-OSTxxxx-osc */
+ if (strncmp(ptr + 1, "osc", 3) == 0)
+ return 1;
+
+ if (strncmp(ptr + 1, "MDT", 3) != 0)
+ return 0;
+
+ while (*(--ptr) != '-' && ptr != name);
+
+ if (ptr == name)
+ return 0;
+
+ if (strncmp(ptr + 1, LUSTRE_OSP_NAME, strlen(LUSTRE_OSP_NAME)) != 0 &&
+ strncmp(ptr + 1, LUSTRE_OSC_NAME, strlen(LUSTRE_OSC_NAME)) != 0)
+ return 0;
+
+ return 1;
+}
+
/* Don't conflict with on-wire flags OBD_BRW_WRITE, etc */
#define N_LOCAL_TEMP_PAGE 0x10000000
-static inline int is_osp_on_ost(char *name)
+/* Currently the connection osp is only for connecting MDT0, the
+ * name would either be
+ * fsname-MDT0000-osp-OSTxxxx or fsname-MDT0000-osp-MDT0000 */
+static inline int is_osp_for_connection(char *name)
{
- char *ptr;
+ char *ptr;
+ int osp_on_mdt0 = 0;
+ char *endptr;
ptr = strrchr(name, '-');
if (ptr == NULL) {
if (strncmp(ptr + 1, "OST", 3) != 0 && strncmp(ptr + 1, "MDT", 3) != 0)
return 0;
+ if (strncmp(ptr + 1, "MDT", 3) == 0) {
+ int index;
+
+#ifdef __KERNEL__
+ index = simple_strtoul(ptr + 4, &endptr, 16);
+#else
+ index = strtoul(ptr + 4, &endptr, 16);
+#endif
+ if (index != 0)
+ return 0;
+ osp_on_mdt0 = 1;
+ }
+
/* match the "-osp" */
if (ptr - name < strlen(LUSTRE_OSP_NAME) + 1)
return 0;
if (strncmp(ptr + 1, LUSTRE_OSP_NAME, strlen(LUSTRE_OSP_NAME)) != 0)
return 0;
+ if (osp_on_mdt0) {
+ int index = 0;
+ while (*(--ptr) != '-' && ptr != name);
+
+ if (ptr == name) {
+ CERROR("%s is not a valid osp name\n", name);
+ return 0;
+ }
+
+ if (strncmp(ptr + 1, "MDT", 3) != 0)
+ return 0;
+#ifdef __KERNEL__
+ index = simple_strtoul(ptr + 4, &endptr, 16);
+#else
+ index = strtoul(ptr + 4, &endptr, 16);
+#endif
+ if (index != 0)
+ return 0;
+ }
return 1;
}
};
struct target_recovery_data {
- svc_handler_t trd_recovery_handler;
- pid_t trd_processing_task;
- cfs_completion_t trd_starting;
- cfs_completion_t trd_finishing;
+ svc_handler_t trd_recovery_handler;
+ pid_t trd_processing_task;
+ struct completion trd_starting;
+ struct completion trd_finishing;
};
/**
int olg_seq;
struct llog_ctxt *olg_ctxts[LLOG_MAX_CTXTS];
cfs_waitq_t olg_waitq;
- cfs_spinlock_t olg_lock;
- struct obd_export *olg_exp;
- int olg_initializing;
- cfs_mutex_t olg_cat_processing;
+ spinlock_t olg_lock;
+ struct obd_export *olg_exp;
+ int olg_initializing;
+ struct mutex olg_cat_processing;
};
/* corresponds to one of the obd's */
cfs_list_t obd_unlinked_exports;
cfs_list_t obd_delayed_exports;
int obd_num_exports;
- cfs_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 */
- cfs_spinlock_t obd_dev_lock; /* protects obd bitfield above */
- cfs_mutex_t obd_dev_mutex;
- __u64 obd_last_committed;
- struct fsfilt_operations *obd_fsops;
- cfs_spinlock_t obd_osfs_lock;
- struct obd_statfs obd_osfs; /* locked by obd_osfs_lock */
- __u64 obd_osfs_age;
- struct lvfs_run_ctxt obd_lvfs_ctxt;
- struct obd_llog_group obd_olg; /* default llog group */
- struct obd_device *obd_observer;
- cfs_rw_semaphore_t obd_observer_link_sem;
+ 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_dev_lock; /* protect OBD bitfield above */
+ struct mutex obd_dev_mutex;
+ __u64 obd_last_committed;
+ struct fsfilt_operations *obd_fsops;
+ spinlock_t obd_osfs_lock;
+ struct obd_statfs obd_osfs; /* locked by obd_osfs_lock */
+ __u64 obd_osfs_age;
+ struct lvfs_run_ctxt obd_lvfs_ctxt;
+ struct obd_llog_group obd_olg; /* default llog group */
+ struct obd_device *obd_observer;
+ struct rw_semaphore obd_observer_link_sem;
struct obd_notify_upcall obd_upcall;
struct obd_export *obd_self_export;
/* list of exports in LRU order, for ping evictor, with obd_dev_lock */
int obd_delayed_clients;
/* this lock protects all recovery list_heads, timer and
* obd_next_recovery_transno value */
- cfs_spinlock_t obd_recovery_task_lock;
+ spinlock_t obd_recovery_task_lock;
__u64 obd_next_recovery_transno;
int obd_replayed_requests;
int obd_requests_queued_for_recovery;
/**
* Ldlm pool part. Save last calculated SLV and Limit.
*/
- cfs_rwlock_t obd_pool_lock;
+ rwlock_t obd_pool_lock;
int obd_pool_limit;
__u64 obd_pool_slv;
#define KEY_CONNECT_FLAG "connect_flags"
#define KEY_SYNC_LOCK_CANCEL "sync_lock_cancel"
-#define KEY_LRU_SET "lru_set"
-#define KEY_LRU_SHRINK "lru_shrink"
+#define KEY_CACHE_SET "cache_set"
+#define KEY_CACHE_LRU_SHRINK "cache_lru_shrink"
struct lu_context;
struct md_enqueue_info *minfo,
int rc);
+/* seq client type */
+enum lu_cli_type {
+ LUSTRE_SEQ_METADATA = 1,
+ LUSTRE_SEQ_DATA
+};
+
struct md_enqueue_info {
struct md_op_data mi_data;
struct lookup_intent mi_it;
void *localdata);
int (*o_disconnect)(struct obd_export *exp);
- /* Initialize/finalize fids infrastructure. */
- int (*o_fid_init)(struct obd_export *exp);
- int (*o_fid_fini)(struct obd_export *exp);
+ /* Initialize/finalize fids infrastructure. */
+ int (*o_fid_init)(struct obd_device *obd,
+ struct obd_export *exp, enum lu_cli_type type);
+ int (*o_fid_fini)(struct obd_device *obd);
/* Allocate new fid according to passed @hint. */
int (*o_fid_alloc)(struct obd_export *exp, struct lu_fid *fid,
* Object with @fid is getting deleted, we may want to do something
* about this.
*/
- int (*o_fid_delete)(struct obd_export *exp, const struct lu_fid *fid);
-
int (*o_statfs)(const struct lu_env *, struct obd_export *exp,
struct obd_statfs *osfs, __u64 max_age, __u32 flags);
int (*o_statfs_async)(struct obd_export *exp, struct obd_info *oinfo,
}
}
-int lvfs_check_io_health(struct obd_device *obd, struct file *file);
-
/* Requests for obd_extent_calc() */
#define OBD_CALC_STRIPE_START 1
#define OBD_CALC_STRIPE_END 2