#ifndef __OBD_H
#define __OBD_H
+#ifndef __KERNEL__
+# error "userspace should not include <obd.h>"
+#endif
#if defined(__linux__)
#include <linux/obd.h>
#error Unsupported operating system.
#endif
-#define IOC_OSC_TYPE 'h'
-#define IOC_OSC_MIN_NR 20
-#define IOC_OSC_SET_ACTIVE _IOWR(IOC_OSC_TYPE, 21, struct obd_device *)
-#define IOC_OSC_MAX_NR 50
-
-#define IOC_MDC_TYPE 'i'
-#define IOC_MDC_MIN_NR 20
-#define IOC_MDC_MAX_NR 50
-
#include <lustre/lustre_idl.h>
#include <lustre_lib.h>
#include <libcfs/bitmap.h>
#include <lustre_fid.h>
#include <lustre_fld.h>
#include <lustre_capa.h>
+#include <lvfs.h>
#define MAX_OBD_DEVICES 8192
}
struct lov_stripe_md {
- cfs_atomic_t lsm_refc;
+ atomic_t lsm_refc;
spinlock_t lsm_lock;
- pid_t lsm_lock_owner; /* debugging */
+ pid_t lsm_lock_owner; /* debugging */
- /* maximum possible file size, might change as OSTs status changes,
- * e.g. disconnected, deactivated */
- __u64 lsm_maxbytes;
+ /* maximum possible file size, might change as OSTs status changes,
+ * e.g. disconnected, deactivated */
+ __u64 lsm_maxbytes;
struct {
/* Public members. */
struct ost_id lw_object_oi; /* lov object id/seq */
return true;
}
+static inline int lov_stripe_md_size(unsigned int stripe_count)
+{
+ struct lov_stripe_md lsm;
+
+ return sizeof(lsm) + stripe_count * sizeof(lsm.lsm_oinfo[0]);
+}
+
struct obd_info;
typedef int (*obd_enqueue_update_f)(void *cookie, int rc);
char *oi_jobid;
};
-/* compare all relevant fields. */
-static inline int lov_stripe_md_cmp(struct lov_stripe_md *m1,
- struct lov_stripe_md *m2)
-{
- /*
- * ->lsm_wire contains padding, but it should be zeroed out during
- * allocation.
- */
- return memcmp(&m1->lsm_wire, &m2->lsm_wire, sizeof m1->lsm_wire);
-}
-
-static inline int lov_lum_lsm_cmp(struct lov_user_md *lum,
- struct lov_stripe_md *lsm)
-{
- if (lsm->lsm_magic != lum->lmm_magic)
- return 1;
- if ((lsm->lsm_stripe_count != 0) && (lum->lmm_stripe_count != 0) &&
- (lsm->lsm_stripe_count != lum->lmm_stripe_count))
- return 2;
- if ((lsm->lsm_stripe_size != 0) && (lum->lmm_stripe_size != 0) &&
- (lsm->lsm_stripe_size != lum->lmm_stripe_size))
- return 3;
- if ((lsm->lsm_pattern != 0) && (lum->lmm_pattern != 0) &&
- (lsm->lsm_pattern != lum->lmm_pattern))
- return 4;
- if ((lsm->lsm_magic == LOV_MAGIC_V3) &&
- (strncmp(lsm->lsm_pool_name,
- ((struct lov_user_md_v3 *)lum)->lmm_pool_name,
- LOV_MAXPOOLNAME) != 0))
- return 5;
- return 0;
-}
-
-static inline int lov_lum_swab_if_needed(struct lov_user_md_v3 *lumv3,
- int *lmm_magic,
- struct lov_user_md *lum)
-{
- if (lum && copy_from_user(lumv3, lum, sizeof(struct lov_user_md_v1)))
- return -EFAULT;
-
- *lmm_magic = lumv3->lmm_magic;
-
- if (*lmm_magic == __swab32(LOV_USER_MAGIC_V1)) {
- lustre_swab_lov_user_md_v1((struct lov_user_md_v1 *)lumv3);
- *lmm_magic = LOV_USER_MAGIC_V1;
- } else if (*lmm_magic == LOV_USER_MAGIC_V3) {
- if (lum && copy_from_user(lumv3, lum, sizeof(*lumv3)))
- return -EFAULT;
- } else if (*lmm_magic == __swab32(LOV_USER_MAGIC_V3)) {
- if (lum && copy_from_user(lumv3, lum, sizeof(*lumv3)))
- return -EFAULT;
- lustre_swab_lov_user_md_v3(lumv3);
- *lmm_magic = LOV_USER_MAGIC_V3;
- } else if (*lmm_magic != LOV_USER_MAGIC_V1) {
- CDEBUG(D_IOCTL,
- "bad userland LOV MAGIC: %#08x != %#08x nor %#08x\n",
- *lmm_magic, LOV_USER_MAGIC_V1, LOV_USER_MAGIC_V3);
- return -EINVAL;
- }
- return 0;
-}
-
-void lov_stripe_lock(struct lov_stripe_md *md);
-void lov_stripe_unlock(struct lov_stripe_md *md);
-
struct obd_type {
- cfs_list_t typ_chain;
- struct obd_ops *typ_dt_ops;
- struct md_ops *typ_md_ops;
- cfs_proc_dir_entry_t *typ_procroot;
- char *typ_name;
- int typ_refcnt;
- struct lu_device_type *typ_lu;
+ struct list_head typ_chain;
+ struct obd_ops *typ_dt_ops;
+ struct md_ops *typ_md_ops;
+ struct proc_dir_entry *typ_procroot;
+ struct proc_dir_entry *typ_procsym;
+ __u32 typ_sym_filter;
+ char *typ_name;
+ int typ_refcnt;
+ struct lu_device_type *typ_lu;
spinlock_t obd_type_lock;
};
cfs_list_t ti_chain;
};
-#define OSC_MAX_RIF_DEFAULT 8
-#define MDS_OSC_MAX_RIF_DEFAULT 50
-#define OSC_MAX_RIF_MAX 256
-#define OSC_MAX_DIRTY_DEFAULT (OSC_MAX_RIF_DEFAULT * 4)
-#define OSC_MAX_DIRTY_MB_MAX 2048 /* arbitrary, but < MAX_LONG bytes */
-#define OSC_DEFAULT_RESENDS 10
+#define OBD_MAX_RIF_DEFAULT 8
+#define OBD_MAX_RIF_MAX 512
+#define OSC_MAX_RIF_MAX 256
+#define OSC_MAX_DIRTY_DEFAULT (OBD_MAX_RIF_DEFAULT * 4)
+#define OSC_MAX_DIRTY_MB_MAX 2048 /* arbitrary, but < MAX_LONG bytes */
+#define OSC_DEFAULT_RESENDS 10
/* possible values for fo_sync_lock_cancel */
enum {
NUM_SYNC_ON_CANCEL_STATES
};
-#define MDC_MAX_RIF_DEFAULT 8
-#define MDC_MAX_RIF_MAX 512
-
struct mdc_rpc_lock;
struct obd_import;
struct client_obd {
struct obd_uuid cl_target_uuid;
struct obd_import *cl_import; /* ptlrpc connection state */
int cl_conn_count;
- /* max_mds_easize is purely a performance thing so we don't have to
- * call obd_size_diskmd() all the time. */
- int cl_default_mds_easize;
- int cl_max_mds_easize;
- int cl_max_mds_cookiesize;
+ /* max_mds_easize is purely a performance thing so we don't have to
+ * call obd_size_diskmd() all the time. */
+ int cl_default_mds_easize;
+ int cl_max_mds_easize;
+ int cl_default_mds_cookiesize;
+ int cl_max_mds_cookiesize;
enum lustre_sec_part cl_sp_me;
enum lustre_sec_part cl_sp_to;
int cl_chunk;
int cl_extent_tax; /* extent overhead, by bytes */
- /* keep track of objects that have lois that contain pages which
- * have been queued for async brw. this lock also protects the
- * lists of osc_client_pages that hang off of the loi */
+ /* keep track of objects that have lois that contain pages which
+ * have been queued for async brw. this lock also protects the
+ * lists of osc_client_pages that hang off of the loi */
/*
* ->cl_loi_list_lock protects consistency of
* ->cl_loi_{ready,read,write}_list. ->ap_make_ready() and
cfs_list_t cl_loi_hp_ready_list;
cfs_list_t cl_loi_write_list;
cfs_list_t cl_loi_read_list;
- int cl_r_in_flight;
- int cl_w_in_flight;
- /* just a sum of the loi/lop pending numbers to be exported by /proc */
- cfs_atomic_t cl_pending_w_pages;
- cfs_atomic_t cl_pending_r_pages;
+ int cl_r_in_flight;
+ int cl_w_in_flight;
+ /* just a sum of the loi/lop pending numbers to be exported by /proc */
+ atomic_t cl_pending_w_pages;
+ atomic_t cl_pending_r_pages;
__u32 cl_max_pages_per_rpc;
- int cl_max_rpcs_in_flight;
- struct obd_histogram cl_read_rpc_hist;
- struct obd_histogram cl_write_rpc_hist;
- struct obd_histogram cl_read_page_hist;
- struct obd_histogram cl_write_page_hist;
- struct obd_histogram cl_read_offset_hist;
- struct obd_histogram cl_write_offset_hist;
+ int cl_max_rpcs_in_flight;
+ struct obd_histogram cl_read_rpc_hist;
+ struct obd_histogram cl_write_rpc_hist;
+ struct obd_histogram cl_read_page_hist;
+ struct obd_histogram cl_write_page_hist;
+ struct obd_histogram cl_read_offset_hist;
+ struct obd_histogram cl_write_offset_hist;
/* lru for osc caching pages */
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;
- cfs_atomic_t cl_lru_in_list;
+ atomic_t *cl_lru_left;
+ atomic_t cl_lru_busy;
+ atomic_t cl_lru_shrinkers;
+ atomic_t cl_lru_in_list;
cfs_list_t cl_lru_list; /* lru page list */
client_obd_lock_t cl_lru_list_lock; /* page list protector */
- cfs_atomic_t cl_unstable_count;
+ atomic_t cl_unstable_count;
- /* number of in flight destroy rpcs is limited to max_rpcs_in_flight */
- cfs_atomic_t cl_destroy_in_flight;
+ /* number of in flight destroy rpcs is limited to max_rpcs_in_flight */
+ atomic_t cl_destroy_in_flight;
wait_queue_head_t cl_destroy_waitq;
struct mdc_rpc_lock *cl_rpc_lock;
struct mdc_rpc_lock *cl_close_lock;
/* mgc datastruct */
- struct semaphore cl_mgc_sem;
+ struct mutex cl_mgc_mutex;
struct local_oid_storage *cl_mgc_los;
struct dt_object *cl_mgc_configs_dir;
- cfs_atomic_t cl_mgc_refcount;
- struct obd_export *cl_mgc_mgsexp;
+ atomic_t cl_mgc_refcount;
+ struct obd_export *cl_mgc_mgsexp;
/* checksumming for data sent over the network */
unsigned int cl_checksum:1; /* 0 = disabled, 1 = enabled */
#warning "please consider removing quotacheck compatibility code"
#endif
- /* sequence manager */
- struct lu_client_seq *cl_seq;
+ /* sequence manager */
+ struct lu_client_seq *cl_seq;
- cfs_atomic_t cl_resends; /* resend count */
+ atomic_t cl_resends; /* resend count */
- /* ptlrpc work for writeback in ptlrpcd context */
- void *cl_writeback_work;
+ /* ptlrpc work for writeback in ptlrpcd context */
+ void *cl_writeback_work;
+ void *cl_lru_work;
/* hash tables for osc_quota_info */
- cfs_hash_t *cl_quota_hash[MAXQUOTAS];
+ cfs_hash_t *cl_quota_hash[MAXQUOTAS];
};
#define obd2cli_tgt(obd) ((char *)(obd)->u.cli.cl_target_uuid.uuid)
__u64 ec_unique;
};
-struct lov_qos_oss {
- struct obd_uuid lqo_uuid; /* ptlrpc's c_remote_uuid */
- cfs_list_t lqo_oss_list; /* link to lov_qos */
- __u64 lqo_bavail; /* total bytes avail on OSS */
- __u64 lqo_penalty; /* current penalty */
- __u64 lqo_penalty_per_obj;/* penalty decrease every obj*/
- time_t lqo_used; /* last used time, seconds */
- __u32 lqo_ost_count; /* number of osts on this oss */
-};
-
-struct ltd_qos {
- struct lov_qos_oss *ltq_oss; /* oss info */
- __u64 ltq_penalty; /* current penalty */
- __u64 ltq_penalty_per_obj; /* penalty decrease every obj*/
- __u64 ltq_weight; /* net weighting */
- time_t ltq_used; /* last used time, seconds */
- unsigned int ltq_usable:1; /* usable for striping */
-};
-
/* Generic subset of OSTs */
struct ost_pool {
__u32 *op_array; /* array of index of
struct rw_semaphore op_rw_sem; /* to protect ost_pool use */
};
-/* Round-robin allocator data */
-struct lov_qos_rr {
- __u32 lqr_start_idx; /* start index of new inode */
- __u32 lqr_offset_idx; /* aliasing for start_idx */
- int lqr_start_count; /* reseed counter */
- struct ost_pool lqr_pool; /* round-robin optimized list */
- unsigned long lqr_dirty:1; /* recalc round-robin list */
-};
-
/* allow statfs data caching for 1 second */
#define OBD_STATFS_CACHE_SECONDS 1
-struct lov_statfs_data {
- struct obd_info lsd_oi;
- struct obd_statfs lsd_statfs;
-};
-/* Stripe placement optimization */
-struct lov_qos {
- cfs_list_t lq_oss_list; /* list of OSSs that targets use */
- 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_qos_rr lq_rr; /* round robin qos data */
- unsigned long lq_dirty:1, /* recalc qos data */
- lq_same_space:1,/* the ost's all have approx.
- the same space avail */
- lq_reset:1, /* zero current penalties */
- lq_statfs_in_progress:1; /* statfs op in
- progress */
- /* qos statfs data */
- struct lov_statfs_data *lq_statfs_data;
- wait_queue_head_t lq_statfs_waitq; /* waitqueue to notify statfs
- * requests completion */
-};
-
struct lov_tgt_desc {
cfs_list_t ltd_kill;
struct obd_uuid ltd_uuid;
struct obd_device *ltd_obd;
struct obd_export *ltd_exp;
- struct ltd_qos ltd_qos; /* qos info per target */
__u32 ltd_gen;
__u32 ltd_index; /* index in lov_obd->tgts */
unsigned long ltd_active:1,/* is this target up for requests */
ltd_reap:1; /* should this target be deleted */
};
-/* Pool metadata */
-#define pool_tgt_size(_p) _p->pool_obds.op_size
-#define pool_tgt_count(_p) _p->pool_obds.op_count
-#define pool_tgt_array(_p) _p->pool_obds.op_array
-#define pool_tgt_rw_sem(_p) _p->pool_obds.op_rw_sem
-
-struct pool_desc {
- char pool_name[LOV_MAXPOOLNAME + 1]; /* name of pool */
- struct ost_pool pool_obds; /* pool members */
- cfs_atomic_t pool_refcount; /* pool ref. counter */
- struct lov_qos_rr pool_rr; /* round robin qos */
- cfs_hlist_node_t pool_hash; /* access by poolname */
- cfs_list_t pool_list; /* serial access */
- cfs_proc_dir_entry_t *pool_proc_entry; /* file in /proc */
- struct obd_device *pool_lobd; /* obd of the lov/lod to which
- * this pool belongs */
-};
-
struct lov_obd {
- struct lov_desc desc;
- struct lov_tgt_desc **lov_tgts; /* sparse array */
- struct ost_pool lov_packed; /* all OSTs in a packed
- array */
+ struct lov_desc desc;
+ struct lov_tgt_desc **lov_tgts; /* sparse array */
+ struct ost_pool lov_packed; /* all OSTs in a packed
+ array */
struct mutex lov_lock;
- struct obd_connect_data lov_ocd;
- cfs_atomic_t lov_refcount;
- __u32 lov_tgt_count; /* how many OBD's */
- __u32 lov_active_tgt_count; /* how many active */
- __u32 lov_death_row;/* tgts scheduled to be deleted */
- __u32 lov_tgt_size; /* size of tgts array */
- int lov_connects;
- int lov_pool_count;
- cfs_hash_t *lov_pools_hash_body; /* used for key access */
- cfs_list_t lov_pool_list; /* used for sequential access */
- cfs_proc_dir_entry_t *lov_pool_proc_entry;
- enum lustre_sec_part lov_sp_me;
+ struct obd_connect_data lov_ocd;
+ struct proc_dir_entry *targets_proc_entry;
+ atomic_t lov_refcount;
+ __u32 lov_death_row; /* tgts scheduled to be deleted */
+ __u32 lov_tgt_size; /* size of tgts array */
+ int lov_connects;
+ int lov_pool_count;
+ cfs_hash_t *lov_pools_hash_body; /* used for key access */
+ struct list_head lov_pool_list; /* used for sequential access */
+ struct proc_dir_entry *lov_pool_proc_entry;
+ enum lustre_sec_part lov_sp_me;
/* Cached LRU and unstable data from upper layer */
void *lov_cache;
- struct rw_semaphore lov_notify_lock;
+ struct rw_semaphore lov_notify_lock;
};
struct lmv_tgt_desc {
struct lmv_desc desc;
struct obd_uuid cluuid;
struct obd_export *exp;
+ struct proc_dir_entry *targets_proc_entry;
struct mutex init_mutex;
int connected;
int max_easize;
int max_def_easize;
int max_cookiesize;
+ int max_def_cookiesize;
int server_timeout;
int tgts_size; /* size of tgts array */
/* corresponds to one of the obd's */
#define OBD_DEVICE_MAGIC 0XAB5CD6EF
-#define OBD_DEV_BY_DEVNAME 0xffffd0de
struct obd_device {
struct obd_type *obd_type;
cfs_hash_t *obd_uuid_hash;
/* nid-export hash body */
cfs_hash_t *obd_nid_hash;
- /* nid stats body */
- cfs_hash_t *obd_nid_stats_hash;
- cfs_list_t obd_nid_stats;
- cfs_atomic_t obd_refcount;
- cfs_list_t obd_exports;
- cfs_list_t obd_unlinked_exports;
- cfs_list_t obd_delayed_exports;
- int obd_num_exports;
+ /* nid stats body */
+ cfs_hash_t *obd_nid_stats_hash;
+ cfs_list_t obd_nid_stats;
+ atomic_t obd_refcount;
+ cfs_list_t obd_exports;
+ cfs_list_t obd_unlinked_exports;
+ cfs_list_t obd_delayed_exports;
+ struct list_head obd_lwp_list;
+ int obd_num_exports;
spinlock_t obd_nid_lock;
struct ldlm_namespace *obd_namespace;
struct ptlrpc_client obd_ldlm_client; /* XXX OST/MDS only */
struct rw_semaphore obd_observer_link_sem;
struct obd_notify_upcall obd_upcall;
struct obd_export *obd_self_export;
+ struct obd_export *obd_lwp_export;
/* list of exports in LRU order, for ping evictor, with obd_dev_lock */
cfs_list_t obd_exports_timed;
time_t obd_eviction_timer; /* for ping evictor */
- int obd_max_recoverable_clients;
- cfs_atomic_t obd_connected_clients;
- int obd_stale_clients;
- int obd_delayed_clients;
+ int obd_max_recoverable_clients;
+ atomic_t obd_connected_clients;
+ int obd_stale_clients;
+ int obd_delayed_clients;
/* this lock protects all recovery list_heads, timer and
* obd_next_recovery_transno value */
spinlock_t obd_recovery_task_lock;
int obd_recovery_timeout;
int obd_recovery_ir_factor;
- /* new recovery stuff from CMD2 */
- struct target_recovery_data obd_recovery_data;
- int obd_replayed_locks;
- cfs_atomic_t obd_req_replay_clients;
- cfs_atomic_t obd_lock_replay_clients;
- /* all lists are protected by obd_recovery_task_lock */
- cfs_list_t obd_req_replay_queue;
- cfs_list_t obd_lock_replay_queue;
- cfs_list_t obd_final_req_queue;
+ /* new recovery stuff from CMD2 */
+ struct target_recovery_data obd_recovery_data;
+ int obd_replayed_locks;
+ atomic_t obd_req_replay_clients;
+ atomic_t obd_lock_replay_clients;
+ /* all lists are protected by obd_recovery_task_lock */
+ cfs_list_t obd_req_replay_queue;
+ cfs_list_t obd_lock_replay_queue;
+ cfs_list_t obd_final_req_queue;
union {
#ifdef HAVE_SERVER_SUPPORT
unsigned int obd_md_cntr_base;
struct lprocfs_stats *obd_md_stats;
- cfs_proc_dir_entry_t *obd_proc_entry;
- cfs_proc_dir_entry_t *obd_proc_exports_entry;
- cfs_proc_dir_entry_t *obd_svc_procroot;
- struct lprocfs_stats *obd_svc_stats;
- cfs_atomic_t obd_evict_inprogress;
- wait_queue_head_t obd_evict_inprogress_waitq;
- cfs_list_t obd_evict_list; /* protected with pet_lock */
+ struct proc_dir_entry *obd_proc_entry;
+ struct proc_dir_entry *obd_proc_exports_entry;
+ struct proc_dir_entry *obd_svc_procroot;
+ struct lprocfs_stats *obd_svc_stats;
+ struct lprocfs_seq_vars *obd_vars;
+ atomic_t obd_evict_inprogress;
+ wait_queue_head_t obd_evict_inprogress_waitq;
+ cfs_list_t obd_evict_list; /* protected with pet_lock */
/**
* Ldlm pool part. Save last calculated SLV and Limit.
#define KEY_LOCK_TO_STRIPE "lock_to_stripe"
#define KEY_LOVDESC "lovdesc"
#define KEY_LOV_IDX "lov_idx"
-#define KEY_MAX_EASIZE "max_easize"
+#define KEY_MAX_EASIZE "max_easize"
+#define KEY_DEFAULT_EASIZE "default_easize"
+#define KEY_MAX_COOKIESIZE "max_cookiesize"
+#define KEY_DEFAULT_COOKIESIZE "default_cookiesize"
#define KEY_MDS_CONN "mds_conn"
#define KEY_MGSSEC "mgssec"
#define KEY_NEXT_ID "next_id"
#define KEY_CACHE_SET "cache_set"
#define KEY_CACHE_LRU_SHRINK "cache_lru_shrink"
#define KEY_CHANGELOG_INDEX "changelog_index"
+#define KEY_OSP_CONNECTED "osp_connected"
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 |
- IT_LAYOUT))
- return LCK_CR;
+ /* 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_GETATTR | IT_OPEN | IT_LOOKUP |
+ IT_LAYOUT))
+ return LCK_CR;
+ else if (it->it_op & IT_READDIR)
+ return LCK_PR;
else if (it->it_op & IT_GETXATTR)
return LCK_PR;
else if (it->it_op & IT_SETXATTR)
return LCK_PW;
- LASSERTF(0, "Invalid it_op: %d\n", it->it_op);
- return -EINVAL;
+ LASSERTF(0, "Invalid it_op: %d\n", it->it_op);
+ return -EINVAL;
}
struct md_op_data {
__u32 op_fsgid;
cfs_cap_t op_cap;
void *op_data;
+ size_t op_data_size;
/* iattr fields and blocks. */
struct iattr op_attr;
/* Various operation flags. */
enum mds_op_bias op_bias;
- /* Operation type */
- __u32 op_opc;
-
/* Used by readdir */
- __u64 op_offset;
+ __u64 op_hash_offset;
/* Used by readdir */
__u32 op_npages;
struct lustre_handle op_lease_handle;
};
-enum op_cli_flags {
- CLI_SET_MEA = 1 << 0,
- CLI_RM_ENTRY = 1 << 1,
+#define op_stripe_offset op_ioepoch
+#define op_max_pages op_valid
+
+struct md_callback {
+ int (*md_blocking_ast)(struct ldlm_lock *lock,
+ struct ldlm_lock_desc *desc,
+ void *data, int flag);
};
struct md_enqueue_info;
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,
- struct md_op_data *op_data);
+ /* Allocate new fid according to passed @hint. */
+ int (*o_fid_alloc)(const struct lu_env *env, struct obd_export *exp,
+ struct lu_fid *fid, struct md_op_data *op_data);
/*
* Object with @fid is getting deleted, we may want to do something
struct lov_stripe_md *mem_src);
int (*o_unpackmd)(struct obd_export *exp,struct lov_stripe_md **mem_tgt,
struct lov_mds_md *disk_src, int disk_len);
- int (*o_preallocate)(struct lustre_handle *, obd_count *req,
- obd_id *ids);
- /* FIXME: add fid capability support for create & destroy! */
- int (*o_precreate)(struct obd_export *exp);
int (*o_create)(const struct lu_env *env, struct obd_export *exp,
struct obdo *oa, struct lov_stripe_md **ea,
struct obd_trans_info *oti);
struct obd_info *oinfo);
int (*o_getattr_async)(struct obd_export *exp, struct obd_info *oinfo,
struct ptlrpc_request_set *set);
- int (*o_brw)(int rw, struct obd_export *exp, struct obd_info *oinfo,
- obd_count oa_bufs, struct brw_page *pgarr,
- struct obd_trans_info *oti);
- int (*o_merge_lvb)(struct obd_export *exp, struct lov_stripe_md *lsm,
- struct ost_lvb *lvb, int kms_only);
- int (*o_adjust_kms)(struct obd_export *exp, struct lov_stripe_md *lsm,
- obd_off size, int shrink);
- int (*o_punch)(const struct lu_env *, struct obd_export *exp,
- struct obd_info *oinfo, struct obd_trans_info *oti,
- struct ptlrpc_request_set *rqset);
- int (*o_sync)(const struct lu_env *env, struct obd_export *exp,
- struct obd_info *oinfo, obd_size start, obd_size end,
- struct ptlrpc_request_set *set);
- int (*o_migrate)(struct lustre_handle *conn, struct lov_stripe_md *dst,
- struct lov_stripe_md *src, obd_size start,
- obd_size end, struct obd_trans_info *oti);
- int (*o_copy)(struct lustre_handle *dstconn, struct lov_stripe_md *dst,
- struct lustre_handle *srconn, struct lov_stripe_md *src,
- obd_size start, obd_size end, struct obd_trans_info *);
- int (*o_iterate)(struct lustre_handle *conn,
- int (*)(obd_id, obd_seq, void *),
- obd_id *startid, obd_seq seq, void *data);
int (*o_preprw)(const struct lu_env *env, int cmd,
struct obd_export *exp, struct obdo *oa, int objcount,
struct obd_ioobj *obj, struct niobuf_remote *remote,
struct niobuf_remote *remote, int pages,
struct niobuf_local *local,
struct obd_trans_info *oti, int rc);
- int (*o_enqueue)(struct obd_export *, struct obd_info *oinfo,
- struct ldlm_enqueue_info *einfo,
- struct ptlrpc_request_set *rqset);
int (*o_change_cbdata)(struct obd_export *, struct lov_stripe_md *,
ldlm_iterator_t it, void *data);
int (*o_find_cbdata)(struct obd_export *, struct lov_stripe_md *,
ldlm_iterator_t it, void *data);
- int (*o_cancel)(struct obd_export *, struct lov_stripe_md *md,
- __u32 mode, struct lustre_handle *);
- int (*o_cancel_unused)(struct obd_export *, struct lov_stripe_md *,
- ldlm_cancel_flags_t flags, void *opaque);
int (*o_init_export)(struct obd_export *exp);
int (*o_destroy_export)(struct obd_export *exp);
- int (*o_extent_calc)(struct obd_export *, struct lov_stripe_md *,
- int cmd, obd_off *);
/* llog related obd_methods */
int (*o_llog_init)(struct obd_device *obd, struct obd_llog_group *grp,
* Also, add a wrapper function in include/linux/obd_class.h. */
};
-enum {
- LUSTRE_OPC_MKDIR = (1 << 0),
- LUSTRE_OPC_SYMLINK = (1 << 1),
- LUSTRE_OPC_MKNOD = (1 << 2),
- LUSTRE_OPC_CREATE = (1 << 3),
- LUSTRE_OPC_ANY = (1 << 4)
-};
-
/* lmv structures */
-#define MEA_MAGIC_LAST_CHAR 0xb2221ca1
-#define MEA_MAGIC_ALL_CHARS 0xb222a11c
-#define MEA_MAGIC_HASH_SEGMENT 0xb222a11b
-
-#define MAX_HASH_SIZE_32 0x7fffffffUL
-#define MAX_HASH_SIZE 0x7fffffffffffffffULL
-#define MAX_HASH_HIGHEST_BIT 0x1000000000000000ULL
-
struct lustre_md {
- struct mdt_body *body;
- struct lov_stripe_md *lsm;
- struct lmv_stripe_md *mea;
+ struct mdt_body *body;
+ struct lov_stripe_md *lsm;
+ struct lmv_stripe_md *lmv;
#ifdef CONFIG_FS_POSIX_ACL
- struct posix_acl *posix_acl;
+ struct posix_acl *posix_acl;
#endif
- struct mdt_remote_perm *remote_perm;
- struct obd_capa *mds_capa;
- struct obd_capa *oss_capa;
+ struct mdt_remote_perm *remote_perm;
+ struct obd_capa *mds_capa;
+ struct obd_capa *oss_capa;
+ __u64 lm_flags;
};
struct md_open_data {
struct obd_client_handle *mod_och;
struct ptlrpc_request *mod_open_req;
struct ptlrpc_request *mod_close_req;
- cfs_atomic_t mod_refcount;
+ atomic_t mod_refcount;
bool mod_is_create;
};
struct lookup_intent;
+struct cl_attr;
struct md_ops {
/* Every operation from MD_STATS_FIRST_OP up to and including
__u64, struct ptlrpc_request **);
int (*m_enqueue)(struct obd_export *, struct ldlm_enqueue_info *,
+ const union ldlm_policy_data *,
struct lookup_intent *, struct md_op_data *,
- struct lustre_handle *, void *, int,
- struct ptlrpc_request **, __u64);
+ struct lustre_handle *, __u64);
int (*m_getattr)(struct obd_export *, struct md_op_data *,
struct ptlrpc_request **);
int (*m_intent_lock)(struct obd_export *, struct md_op_data *,
- void *, int, struct lookup_intent *, int,
+ struct lookup_intent *,
struct ptlrpc_request **,
ldlm_blocking_callback, __u64);
int (*m_readpage)(struct obd_export *, struct md_op_data *,
struct page **, struct ptlrpc_request **);
+ int (*m_read_entry)(struct obd_export *, struct md_op_data *,
+ struct md_callback *cb_op, struct lu_dirent **ld,
+ struct page **ppage);
+
int (*m_unlink)(struct obd_export *, struct md_op_data *,
struct ptlrpc_request **);
const struct lu_fid *,
struct ptlrpc_request **);
- int (*m_init_ea_size)(struct obd_export *, int, int, int);
+ int (*m_init_ea_size)(struct obd_export *, int, int, int, int);
int (*m_get_lustre_md)(struct obd_export *, struct ptlrpc_request *,
struct obd_export *, struct obd_export *,
int (*m_free_lustre_md)(struct obd_export *, struct lustre_md *);
+ int (*m_merge_attr)(struct obd_export *,
+ const struct lmv_stripe_md *lsm,
+ struct cl_attr *attr);
+
+ int (*m_update_lsm_md)(struct obd_export *, struct lmv_stripe_md *lsm,
+ struct mdt_body *, ldlm_blocking_callback);
+
int (*m_set_open_replay_data)(struct obd_export *,
struct obd_client_handle *,
struct lookup_intent *);
static inline struct md_open_data *obd_mod_alloc(void)
{
- struct md_open_data *mod;
- OBD_ALLOC_PTR(mod);
- if (mod == NULL)
- return NULL;
- cfs_atomic_set(&mod->mod_refcount, 1);
- return mod;
+ struct md_open_data *mod;
+ OBD_ALLOC_PTR(mod);
+ if (mod == NULL)
+ return NULL;
+ atomic_set(&mod->mod_refcount, 1);
+ return mod;
}
-#define obd_mod_get(mod) cfs_atomic_inc(&(mod)->mod_refcount)
+#define obd_mod_get(mod) atomic_inc(&(mod)->mod_refcount)
#define obd_mod_put(mod) \
({ \
- if (cfs_atomic_dec_and_test(&(mod)->mod_refcount)) { \
+ if (atomic_dec_and_test(&(mod)->mod_refcount)) { \
if ((mod)->mod_open_req) \
ptlrpc_req_finished((mod)->mod_open_req); \
OBD_FREE_PTR(mod); \
/* return 1 if client should be resend request */
static inline int client_should_resend(int resend, struct client_obd *cli)
{
- return cfs_atomic_read(&cli->cl_resends) ?
- cfs_atomic_read(&cli->cl_resends) > resend : 1;
+ return atomic_read(&cli->cl_resends) ?
+ atomic_read(&cli->cl_resends) > resend : 1;
}
/**
}
/* we have an idx, read it */
start = name + LUSTRE_VOLATILE_HDR_LEN + 1;
- *idx = strtoul(start, &end, 0);
+ *idx = strtoul(start, &end, 16);
/* error cases:
* no digit, no trailing :, negative value
*/