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Land b1_8_dir_ra onto HEAD (20080521_1834)
[fs/lustre-release.git] / lustre / include / obd.h
index 88a500a..710ee2e 100644 (file)
 #include <lustre_quota.h>
 #include <lustre_fld.h>
 #include <lustre_capa.h>
+#include <class_hash.h>
+
+#include <libcfs/bitmap.h>
+
 
 #define MAX_OBD_DEVICES 8192
 
@@ -65,7 +69,7 @@ struct lov_oinfo {                 /* per-stripe data structure */
         struct list_head loi_write_item;
         struct list_head loi_read_item;
 
-        unsigned loi_kms_valid:1;
+        unsigned long loi_kms_valid:1;
         __u64 loi_kms;             /* known minimum size */
         struct ost_lvb loi_lvb;
         struct osc_async_rc     loi_ar;
@@ -101,7 +105,7 @@ struct lov_array_info {
 
 struct lov_stripe_md {
         spinlock_t       lsm_lock;
-        void            *lsm_lock_owner; /* debugging */
+        pid_t            lsm_lock_owner; /* debugging */
 
         struct {
                 /* Public members. */
@@ -138,8 +142,11 @@ struct obd_info {
          * 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;
@@ -234,7 +241,7 @@ struct oig_callback_context {
          * callees of this method are encouraged to abort their state
          * in the oig.  This may be called multiple times. */
         void (*occ_interrupted)(struct oig_callback_context *occ);
-        unsigned int interrupted:1;
+        unsigned long interrupted:1;
 };
 
 /* Individual type definitions */
@@ -251,28 +258,22 @@ struct obd_device_target {
 /* llog contexts */
 enum llog_ctxt_id {
         LLOG_CONFIG_ORIG_CTXT  =  0,
-        LLOG_CONFIG_REPL_CTXT  =  1,
-        LLOG_MDS_OST_ORIG_CTXT =  2,
-        LLOG_MDS_OST_REPL_CTXT =  3,
-        LLOG_SIZE_ORIG_CTXT    =  4,
-        LLOG_SIZE_REPL_CTXT    =  5,
-        LLOG_MD_ORIG_CTXT      =  6,
-        LLOG_MD_REPL_CTXT      =  7,
-        LLOG_RD1_ORIG_CTXT     =  8,
-        LLOG_RD1_REPL_CTXT     =  9,
-        LLOG_TEST_ORIG_CTXT    = 10,
-        LLOG_TEST_REPL_CTXT    = 11,
-        LLOG_LOVEA_ORIG_CTXT   = 12,
-        LLOG_LOVEA_REPL_CTXT   = 13,
+        LLOG_CONFIG_REPL_CTXT,
+        LLOG_MDS_OST_ORIG_CTXT,
+        LLOG_MDS_OST_REPL_CTXT,
+        LLOG_SIZE_ORIG_CTXT,
+        LLOG_SIZE_REPL_CTXT,
+        LLOG_RD1_ORIG_CTXT,
+        LLOG_RD1_REPL_CTXT,
+        LLOG_TEST_ORIG_CTXT,
+        LLOG_TEST_REPL_CTXT,
+        LLOG_LOVEA_ORIG_CTXT,
+        LLOG_LOVEA_REPL_CTXT,
         LLOG_MAX_CTXTS
 };
 
 #define FILTER_SUBDIR_COUNT      32            /* set to zero for no subdirs */
 
-#define FILTER_GROUP_LLOG 1
-#define FILTER_GROUP_ECHO 2
-#define FILTER_GROUP_MDS0 3
-
 struct filter_subdirs {
        cfs_dentry_t *dentry[FILTER_SUBDIR_COUNT];
 };
@@ -283,17 +284,6 @@ struct filter_ext {
         __u64                fe_end;
 };
 
-struct obd_llogs {
-        struct llog_ctxt        *llog_ctxt[LLOG_MAX_CTXTS];
-};
-
-struct filter_group_llog {
-        struct list_head list;
-        int group;
-        struct obd_llogs *llogs;
-        struct obd_export *exp;
-};
-
 struct filter_obd {
         /* NB this field MUST be first */
         struct obd_device_target fo_obt;
@@ -366,10 +356,16 @@ struct filter_obd {
         int                      fo_fmd_max_num; /* per exp filter_mod_data */
         int                      fo_fmd_max_age; /* jiffies to fmd expiry */
 
+        /* sptlrpc stuff */
+        rwlock_t                 fo_sptlrpc_lock;
+        struct sptlrpc_rule_set  fo_sptlrpc_rset;
+
         /* capability related */
         unsigned int             fo_fl_oss_capa;
         struct list_head         fo_capa_keys;
         struct hlist_head       *fo_capa_hash;
+
+        void                    *fo_lcm;
 };
 
 #define OSC_MAX_RIF_DEFAULT       8
@@ -395,7 +391,8 @@ struct client_obd {
         int                      cl_max_mds_cookiesize;
 
         /* security configuration */
-        struct sec_flavor_config cl_sec_conf;
+        struct sptlrpc_rule_set  cl_sptlrpc_rset;
+        enum lustre_sec_part     cl_sec_part;
 
         //struct llog_canceld_ctxt *cl_llcd; /* it's included by obd_llog_ctxt */
         void                    *cl_llcd_offset;
@@ -443,6 +440,10 @@ struct client_obd {
         struct obd_histogram     cl_read_offset_hist;
         struct obd_histogram     cl_write_offset_hist;
 
+        /* number of in flight destroy rpcs is limited to max_rpcs_in_flight */
+        atomic_t                 cl_destroy_in_flight;
+        cfs_waitq_t              cl_destroy_waitq;
+
         struct mdc_rpc_lock     *cl_rpc_lock;
         struct mdc_rpc_lock     *cl_setattr_lock;
         struct mdc_rpc_lock     *cl_close_lock;
@@ -455,9 +456,13 @@ struct client_obd {
         atomic_t                 cl_mgc_refcount;
         struct obd_export       *cl_mgc_mgsexp;
 
-        /* Flags section */
-        unsigned int             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;
 
@@ -484,15 +489,6 @@ struct mgs_obd {
         cfs_proc_dir_entry_t            *mgs_proc_live;
 };
 
-/* hah, upper limit 64 should be enough */
-#define N_NOSQUASH_NIDS 64
-struct rootsquash_info {
-        uid_t           rsi_uid;
-        gid_t           rsi_gid;
-        int             rsi_n_nosquash_nids;
-        lnet_nid_t      rsi_nosquash_nids[N_NOSQUASH_NIDS];
-};
-
 struct mds_obd {
         /* NB this field MUST be first */
         struct obd_device_target         mds_obt;
@@ -516,18 +512,23 @@ struct mds_obd {
         cfs_dentry_t                    *mds_logs_dir;
         cfs_dentry_t                    *mds_objects_dir;
         struct llog_handle              *mds_cfg_llh;
-//        struct llog_handle              *mds_catalog;
         struct obd_device               *mds_osc_obd; /* XXX lov_obd */
         struct obd_uuid                  mds_lov_uuid;
         char                            *mds_profile;
         struct obd_export               *mds_osc_exp; /* XXX lov_exp */
         struct lov_desc                  mds_lov_desc;
         __u32                            mds_id;
-        obd_id                          *mds_lov_objids;
-        int                              mds_lov_objids_size;
-        __u32                            mds_lov_objids_in_file;
-        int                              mds_lov_nextid_set;
+
+        /* mark pages dirty for write. */
+        bitmap_t                         *mds_lov_page_dirty;
+        /* array for store pages with obd_id */
+        void                            **mds_lov_page_array;
+        /* file for store objid */
         struct file                     *mds_lov_objid_filp;
+        __u32                            mds_lov_objid_count;
+        __u32                            mds_lov_objid_lastpage;
+        __u32                            mds_lov_objid_lastidx;
+
         struct file                     *mds_health_check_filp;
         unsigned long                   *mds_client_bitmap;
 //        struct upcall_cache             *mds_group_hash;
@@ -535,24 +536,37 @@ struct mds_obd {
         struct lustre_quota_info         mds_quota_info;
         struct semaphore                 mds_qonoff_sem;
         struct semaphore                 mds_health_sem;
-        unsigned long                    mds_lov_objids_valid:1,
-                                         mds_lov_objids_dirty:1,
-                                         mds_fl_user_xattr:1,
+        unsigned long                    mds_fl_user_xattr:1,
                                          mds_fl_acl:1,
                                          mds_evict_ost_nids:1,
                                          mds_fl_cfglog:1,
                                          mds_fl_synced:1;
 
         struct upcall_cache             *mds_identity_cache;
-        struct upcall_cache             *mds_rmtacl_cache;
-
-        /* root squash */
-        struct rootsquash_info          *mds_rootsquash_info;
 
         /* for capability keys update */
         struct lustre_capa_key          *mds_capa_keys;
 };
 
+/* lov objid */
+extern __u32 mds_max_ost_index;
+
+#define MDS_LOV_ALLOC_SIZE (CFS_PAGE_SIZE)
+
+#define OBJID_PER_PAGE() (MDS_LOV_ALLOC_SIZE / sizeof(obd_id))
+
+#define MDS_LOV_OBJID_PAGES_COUNT (mds_max_ost_index/OBJID_PER_PAGE())
+
+extern int mds_lov_init_objids(struct obd_device *obd);
+extern void mds_lov_destroy_objids(struct obd_device *obd);
+
+struct obd_id_info {
+        __u32   idx;
+        obd_id  *data;
+};
+
+/* */
+
 struct echo_obd {
         struct obdo          eo_oa;
         spinlock_t           eo_lock;
@@ -600,7 +614,7 @@ struct lov_qos {
         __u32              *lq_rr_array;    /* round-robin optimized list */
         unsigned int        lq_rr_size;     /* rr array size */
         unsigned int        lq_prio_free;   /* priority for free space */
-        unsigned int        lq_dirty:1,     /* recalc qos data */
+        unsigned long       lq_dirty:1,     /* recalc qos data */
                             lq_dirty_rr:1,  /* recalc round-robin list */
                             lq_same_space:1,/* the ost's all have approx.
                                                the same space avail */
@@ -613,7 +627,7 @@ struct lov_tgt_desc {
         struct ltd_qos      ltd_qos;     /* qos info per target */
         __u32               ltd_gen;
         __u32               ltd_index;   /* index in lov_obd->tgts */
-        unsigned int        ltd_active:1,/* is this target up for requests */
+        unsigned long       ltd_active:1,/* is this target up for requests */
                             ltd_activate:1,/* should this target be activated */
                             ltd_reap:1;  /* should this target be deleted */
 };
@@ -714,7 +728,6 @@ struct niobuf_local {
 struct obd_trans_info {
         __u64                    oti_transno;
         __u64                    oti_xid;
-        __u64                   *oti_objid;
         /* Only used on the server side for tracking acks. */
         struct oti_req_ack_lock {
                 struct lustre_handle lock;
@@ -735,17 +748,18 @@ static inline void oti_init(struct obd_trans_info *oti,
 {
         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)
@@ -819,6 +833,23 @@ struct target_recovery_data {
         struct completion trd_finishing;
 };
 
+#define OBD_LLOG_GROUP  0
+
+enum filter_groups {
+        FILTER_GROUP_LLOG = 1,
+        FILTER_GROUP_ECHO,
+        FILTER_GROUP_MDS0
+};
+
+struct obd_llog_group {
+        struct list_head   olg_list;
+        int                olg_group;
+        struct llog_ctxt  *olg_ctxts[LLOG_MAX_CTXTS];
+        cfs_waitq_t        olg_waitq;
+        spinlock_t         olg_lock;
+        struct obd_export *olg_exp;
+};
+
 /* corresponds to one of the obd's */
 #define MAX_OBD_NAME 128
 #define OBD_DEVICE_MAGIC        0XAB5CD6EF
@@ -833,24 +864,34 @@ struct obd_device {
         struct lu_device       *obd_lu_dev;
 
         int                     obd_minor;
-        unsigned int obd_attached:1,      /* finished attach */
-                     obd_set_up:1,        /* finished setup */
-                     obd_recovering:1,    /* there are recoverable clients */
-                     obd_abort_recovery:1,/* somebody ioctl'ed us to abort */
-                     obd_replayable:1,    /* recovery is enabled; inform clients */
-                     obd_no_transno:1,    /* no committed-transno notification */
-                     obd_no_recov:1,      /* fail instead of retry messages */
-                     obd_req_replaying:1, /* replaying requests */
-                     obd_stopping:1,      /* started cleanup */
-                     obd_starting:1,      /* started setup */
-                     obd_force:1,         /* cleanup with > 0 obd refcount */
-                     obd_fail:1,          /* cleanup with failover */
-                     obd_async_recov:1,   /* allow asyncronous orphan cleanup */
-                     obd_no_conn:1;       /* deny new connections */
-        atomic_t obd_refcount;
+        unsigned long obd_attached:1,      /* finished attach */
+                      obd_set_up:1,        /* finished setup */
+                      obd_recovering:1,    /* there are recoverable clients */
+                      obd_abort_recovery:1,/* somebody ioctl'ed us to abort */
+                      obd_replayable:1,    /* recovery is enabled; inform clients */
+                      obd_no_transno:1,    /* no committed-transno notification */
+                      obd_no_recov:1,      /* fail instead of retry messages */
+                      obd_req_replaying:1, /* replaying requests */
+                      obd_stopping:1,      /* started cleanup */
+                      obd_starting:1,      /* started setup */
+                      obd_force:1,         /* cleanup with > 0 obd refcount */
+                      obd_fail:1,          /* cleanup with failover */
+                      obd_async_recov:1,   /* allow asyncronous orphan cleanup */
+                      obd_no_conn:1,       /* deny new connections */
+                      obd_inactive:1;      /* device active/inactive
+                                           * (for /proc/status only!!) */
+        /* 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;
+        /* 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 */
@@ -862,7 +903,7 @@ struct obd_device {
         struct obd_statfs       obd_osfs;       /* locked by obd_osfs_lock */
         __u64                   obd_osfs_age;
         struct lvfs_run_ctxt    obd_lvfs_ctxt;
-        struct llog_ctxt        *obd_llog_ctxt[LLOG_MAX_CTXTS];
+        struct obd_llog_group   obd_olg; /* default llog group */
         struct obd_device       *obd_observer;
         struct obd_notify_upcall obd_upcall;
         struct obd_export       *obd_self_export;
@@ -885,8 +926,9 @@ struct obd_device {
         struct list_head                 obd_uncommitted_replies;
         spinlock_t                       obd_uncommitted_replies_lock;
         cfs_timer_t                      obd_recovery_timer;
-        time_t                           obd_recovery_start;
-        time_t                           obd_recovery_end;
+        time_t                           obd_recovery_start; /* seconds */
+        time_t                           obd_recovery_end; /* seconds */
+        time_t                           obd_recovery_max_time; /* seconds, bz13079 */
         
         /* new recovery stuff from CMD2 */
         struct target_recovery_data      obd_recovery_data;
@@ -918,10 +960,9 @@ struct obd_device {
         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;
 };
@@ -957,9 +998,26 @@ enum obd_cleanup_stage {
 #define KEY_CONN_DATA           "conn_data"
 #define KEY_MAX_EASIZE          "max_easize"
 #define KEY_REVIMP_UPD          "revimp_update"
+#define KEY_LOV_IDX             "lov_idx"
+#define KEY_LAST_ID             "last_id"
+#define KEY_LOCK_TO_STRIPE      "lock_to_stripe"
+#define KEY_BLOCKSIZE           "blocksize"
+#define KEY_BLOCKSIZE_BITS      "blocksize_bits"
 
 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) */
@@ -1003,6 +1061,22 @@ struct md_op_data {
         __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,
@@ -1030,8 +1104,10 @@ struct obd_ops {
          * 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);
-        int (*o_reconnect)(struct obd_export *exp, struct obd_device *src,
+                         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,
                            struct obd_connect_data *ocd);
         int (*o_disconnect)(struct obd_export *exp);
@@ -1051,7 +1127,7 @@ struct obd_ops {
         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,
@@ -1063,7 +1139,7 @@ struct obd_ops {
         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 need_create);
+        int (*o_precreate)(struct obd_export *exp);
         int (*o_create)(struct obd_export *exp,  struct obdo *oa,
                         struct lov_stripe_md **ea, struct obd_trans_info *oti);
         int (*o_destroy)(struct obd_export *exp, struct obdo *oa,
@@ -1160,7 +1236,7 @@ struct obd_ops {
                              int cmd, obd_off *);
 
         /* llog related obd_methods */
-        int (*o_llog_init)(struct obd_device *obd, struct obd_llogs *llog,
+        int (*o_llog_init)(struct obd_device *obd, int group,
                            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);
@@ -1212,8 +1288,9 @@ enum {
 #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;
@@ -1232,6 +1309,8 @@ struct md_open_data {
         struct list_head          mod_replay_list;
 };
 
+struct lookup_intent;
+
 struct md_ops {
         int (*m_getstatus)(struct obd_export *, struct lu_fid *,
                            struct obd_capa **);
@@ -1252,7 +1331,7 @@ struct md_ops {
                          struct ptlrpc_request **);
         int (*m_getattr_name)(struct obd_export *, const struct lu_fid *,
                               struct obd_capa *, const char *, int, obd_valid,
-                              int, struct ptlrpc_request **);
+                              int, __u32, struct ptlrpc_request **);
         int (*m_intent_lock)(struct obd_export *, struct md_op_data *,
                              void *, int, struct lookup_intent *, int,
                              struct ptlrpc_request **,
@@ -1279,7 +1358,7 @@ struct md_ops {
 
         int (*m_setxattr)(struct obd_export *, const struct lu_fid *,
                           struct obd_capa *, obd_valid, const char *,
-                          const char *, int, int, int,
+                          const char *, int, int, int, __u32,
                           struct ptlrpc_request **);
 
         int (*m_getxattr)(struct obd_export *, const struct lu_fid *,
@@ -1290,7 +1369,7 @@ struct md_ops {
         int (*m_init_ea_size)(struct obd_export *, int, int, int);
 
         int (*m_get_lustre_md)(struct obd_export *, struct ptlrpc_request *,
-                               int, struct obd_export *, struct obd_export *,
+                               struct obd_export *, struct obd_export *,
                                struct lustre_md *);
 
         int (*m_free_lustre_md)(struct obd_export *, struct lustre_md *);
@@ -1302,9 +1381,10 @@ struct md_ops {
                                         struct obd_client_handle *);
         int (*m_set_lock_data)(struct obd_export *, __u64 *, void *);
 
-        int (*m_lock_match)(struct obd_export *, int, const struct lu_fid *,
-                            ldlm_type_t, ldlm_policy_data_t *, ldlm_mode_t,
-                            struct lustre_handle *);
+        ldlm_mode_t (*m_lock_match)(struct obd_export *, int,
+                                    const struct lu_fid *, ldlm_type_t,
+                                    ldlm_policy_data_t *, ldlm_mode_t,
+                                    struct lustre_handle *);
 
         int (*m_cancel_unused)(struct obd_export *, const struct lu_fid *,
                                ldlm_policy_data_t *, ldlm_mode_t, int flags,
@@ -1313,7 +1393,16 @@ struct md_ops {
                             renew_capa_cb_t cb);
 
         int (*m_get_remote_perm)(struct obd_export *, const struct lu_fid *,
-                                 struct obd_capa *, struct ptlrpc_request **);
+                                 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
@@ -1365,11 +1454,11 @@ static inline void obd_transno_commit_cb(struct obd_device *obd, __u64 transno,
                                          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",
+        CDEBUG(D_HA, "%s: transno "LPU64" committed\n",
                obd->obd_name, transno);
         if (transno > obd->obd_last_committed) {
                 obd->obd_last_committed = transno;