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LU-1347 style: removes obsolete EXPORT_SYMTAB macros v2
[fs/lustre-release.git] / lustre / osp / osp_precreate.c
index 9b3febc..11dd60c 100644 (file)
@@ -27,7 +27,7 @@
  * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2013, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -42,9 +42,6 @@
  * Author: Di Wang <di.wang@intel.com>
  */
 
-#ifndef EXPORT_SYMTAB
-# define EXPORT_SYMTAB
-#endif
 #define DEBUG_SUBSYSTEM S_MDS
 
 #include "osp_internal.h"
@@ -212,11 +209,11 @@ static inline int osp_objs_precreated(const struct lu_env *env,
                struct ost_id *oi2 = &osp_env_info(env)->osi_oi2;
 
                LASSERT(fid_is_idif(fid1) && fid_is_idif(fid2));
-               ostid_idif_pack(fid1, oi1);
-               ostid_idif_pack(fid2, oi2);
-               LASSERT(oi1->oi_id >= oi2->oi_id);
+               fid_to_ostid(fid1, oi1);
+               fid_to_ostid(fid2, oi2);
+               LASSERT(ostid_id(oi1) >= ostid_id(oi2));
 
-               return oi1->oi_id - oi2->oi_id;
+               return ostid_id(oi1) - ostid_id(oi2);
        }
 
        return fid_oid(fid1) - fid_oid(fid2);
@@ -381,16 +378,16 @@ static int osp_precreate_fids(const struct lu_env *env, struct osp_device *osp,
 
                spin_lock(&osp->opd_pre_lock);
                last_fid = &osp->opd_pre_last_created_fid;
-               ostid_idif_pack(last_fid, oi);
-               end = min(oi->oi_id + *grow, IDIF_MAX_OID);
-               *grow = end - oi->oi_id;
-               oi->oi_id += *grow;
+               fid_to_ostid(last_fid, oi);
+               end = min(ostid_id(oi) + *grow, IDIF_MAX_OID);
+               *grow = end - ostid_id(oi);
+               ostid_set_id(oi, ostid_id(oi) + *grow);
                spin_unlock(&osp->opd_pre_lock);
 
                if (*grow == 0)
                        return 1;
 
-               ostid_idif_unpack(oi, fid, osp->opd_index);
+               ostid_to_fid(fid, oi, osp->opd_index);
                return 0;
        }
 
@@ -473,7 +470,7 @@ static int osp_precreate_send(const struct lu_env *env, struct osp_device *d)
                fid->f_seq = 0;
        }
 
-       fid_ostid_pack(fid, &body->oa.o_oi);
+       fid_to_ostid(fid, &body->oa.o_oi);
        body->oa.o_valid = OBD_MD_FLGROUP;
 
        ptlrpc_request_set_replen(req);
@@ -490,14 +487,11 @@ static int osp_precreate_send(const struct lu_env *env, struct osp_device *d)
        if (body == NULL)
                GOTO(out_req, rc = -EPROTO);
 
-       fid_ostid_unpack(fid, &body->oa.o_oi, d->opd_index);
+       ostid_to_fid(fid, &body->oa.o_oi, d->opd_index);
        LASSERTF(lu_fid_diff(fid, &d->opd_pre_used_fid) > 0,
                 "reply fid "DFID" pre used fid "DFID"\n", PFID(fid),
                 PFID(&d->opd_pre_used_fid));
 
-       CDEBUG(D_HA, "%s: new last_created "DFID"\n", d->opd_obd->obd_name,
-              PFID(fid));
-
        diff = lu_fid_diff(fid, &d->opd_pre_last_created_fid);
 
        spin_lock(&d->opd_pre_lock);
@@ -516,8 +510,9 @@ static int osp_precreate_send(const struct lu_env *env, struct osp_device *d)
        d->opd_pre_last_created_fid = *fid;
        spin_unlock(&d->opd_pre_lock);
 
-       CDEBUG(D_OTHER, "current precreated pool: "DFID"-"DFID"\n",
-              PFID(&d->opd_pre_used_fid), PFID(&d->opd_pre_last_created_fid));
+       CDEBUG(D_HA, "%s: current precreated pool: "DFID"-"DFID"\n",
+              d->opd_obd->obd_name, PFID(&d->opd_pre_used_fid),
+              PFID(&d->opd_pre_last_created_fid));
 out_req:
        /* now we can wakeup all users awaiting for objects */
        osp_pre_update_status(d, rc);
@@ -530,10 +525,9 @@ out_req:
 static int osp_get_lastfid_from_ost(const struct lu_env *env,
                                    struct osp_device *d)
 {
-       struct ost_id           *oi = &osp_env_info(env)->osi_oi;
        struct ptlrpc_request   *req = NULL;
        struct obd_import       *imp;
-       struct lu_fid           *last_fid = &d->opd_last_used_fid;
+       struct lu_fid           *last_fid;
        char                    *tmp;
        int                     rc;
        ENTRY;
@@ -549,7 +543,7 @@ static int osp_get_lastfid_from_ost(const struct lu_env *env,
                             sizeof(KEY_LAST_FID));
 
        req_capsule_set_size(&req->rq_pill, &RMF_SETINFO_VAL, RCL_CLIENT,
-                            sizeof(*oi));
+                            sizeof(struct lu_fid));
 
        rc = ptlrpc_request_pack(req, LUSTRE_OST_VERSION, OST_GET_INFO);
        if (rc) {
@@ -561,10 +555,8 @@ static int osp_get_lastfid_from_ost(const struct lu_env *env,
        memcpy(tmp, KEY_LAST_FID, sizeof(KEY_LAST_FID));
 
        req->rq_no_delay = req->rq_no_resend = 1;
-       fid_ostid_pack(last_fid, oi);
-       ostid_cpu_to_le(oi, oi);
        tmp = req_capsule_client_get(&req->rq_pill, &RMF_SETINFO_VAL);
-       memcpy(tmp, oi, sizeof(*oi));
+       fid_cpu_to_le((struct lu_fid *)tmp, &d->opd_last_used_fid);
        ptlrpc_request_set_replen(req);
 
        rc = ptlrpc_queue_wait(req);
@@ -578,14 +570,13 @@ static int osp_get_lastfid_from_ost(const struct lu_env *env,
                GOTO(out, rc);
        }
 
-       oi = req_capsule_server_get(&req->rq_pill, &RMF_OST_ID);
-       if (oi == NULL) {
+       last_fid = req_capsule_server_get(&req->rq_pill, &RMF_FID);
+       if (last_fid == NULL) {
                CERROR("%s: Got last_fid failed.\n", d->opd_obd->obd_name);
                GOTO(out, rc = -EPROTO);
        }
 
-       rc = fid_ostid_unpack(last_fid, oi, d->opd_index);
-       if (rc != 0 || !fid_is_sane(last_fid)) {
+       if (!fid_is_sane(last_fid)) {
                CERROR("%s: Got insane last_fid "DFID"\n",
                       d->opd_obd->obd_name, PFID(last_fid));
                GOTO(out, rc = -EPROTO);
@@ -682,7 +673,7 @@ static int osp_precreate_cleanup_orphans(struct lu_env *env,
        body->oa.o_flags = OBD_FL_DELORPHAN;
        body->oa.o_valid = OBD_MD_FLFLAGS | OBD_MD_FLGROUP;
 
-       fid_ostid_pack(&d->opd_last_used_fid, &body->oa.o_oi);
+       fid_to_ostid(&d->opd_last_used_fid, &body->oa.o_oi);
 
        ptlrpc_request_set_replen(req);
 
@@ -702,10 +693,7 @@ static int osp_precreate_cleanup_orphans(struct lu_env *env,
        /*
         * OST provides us with id new pool starts from in body->oa.o_id
         */
-       fid_ostid_unpack(last_fid, &body->oa.o_oi, d->opd_index);
-       CDEBUG(D_INFO, "%s: last_fid "DFID" server last fid "DFID"\n",
-              d->opd_obd->obd_name, PFID(&d->opd_last_used_fid),
-              PFID(last_fid));
+       ostid_to_fid(last_fid, &body->oa.o_oi, d->opd_index);
 
        spin_lock(&d->opd_pre_lock);
        diff = lu_fid_diff(&d->opd_last_used_fid, last_fid);
@@ -881,15 +869,11 @@ static int osp_precreate_thread(void *_arg)
        struct osp_device       *d = _arg;
        struct ptlrpc_thread    *thread = &d->opd_pre_thread;
        struct l_wait_info       lwi = { 0 };
-       char                     pname[16];
        struct lu_env            env;
        int                      rc;
 
        ENTRY;
 
-       sprintf(pname, "osp-pre-%u", d->opd_index);
-       cfs_daemonize(pname);
-
        rc = lu_env_init(&env, d->opd_dt_dev.dd_lu_dev.ld_type->ldt_ctx_tags);
        if (rc) {
                CERROR("%s: init env error: rc = %d\n", d->opd_obd->obd_name,
@@ -1053,7 +1037,6 @@ int osp_precreate_reserve(const struct lu_env *env, struct osp_device *d)
        struct l_wait_info       lwi;
        cfs_time_t               expire = cfs_time_shift(obd_timeout);
        int                      precreated, rc;
-       int                      count = 0;
 
        ENTRY;
 
@@ -1071,17 +1054,6 @@ int osp_precreate_reserve(const struct lu_env *env, struct osp_device *d)
        while ((rc = d->opd_pre_status) == 0 || rc == -ENOSPC ||
                rc == -ENODEV || rc == -EAGAIN) {
 
-#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(2, 3, 90, 0)
-               /*
-                * to address Andreas's concern on possible busy-loop
-                * between this thread and osp_precreate_send()
-                */
-               if (unlikely(count++ == 1000)) {
-                       osp_precreate_timeout_condition(d);
-                       LBUG();
-               }
-#endif
-
                /*
                 * increase number of precreations
                 */
@@ -1231,7 +1203,7 @@ int osp_object_truncate(const struct lu_env *env, struct dt_object *dt,
        if (oa == NULL)
                GOTO(out, rc = -ENOMEM);
 
-       rc = fid_ostid_pack(lu_object_fid(&dt->do_lu), &oa->o_oi);
+       rc = fid_to_ostid(lu_object_fid(&dt->do_lu), &oa->o_oi);
        LASSERT(rc == 0);
        oa->o_size = size;
        oa->o_blocks = OBD_OBJECT_EOF;
@@ -1240,7 +1212,7 @@ int osp_object_truncate(const struct lu_env *env, struct dt_object *dt,
 
        body = req_capsule_client_get(&req->rq_pill, &RMF_OST_BODY);
        LASSERT(body);
-       lustre_set_wire_obdo(&body->oa, oa);
+       lustre_set_wire_obdo(&req->rq_import->imp_connect_data, &body->oa, oa);
 
        /* XXX: capa support? */
        /* osc_pack_capa(req, body, capa); */
@@ -1260,7 +1232,7 @@ out:
 int osp_init_precreate(struct osp_device *d)
 {
        struct l_wait_info       lwi = { 0 };
-       int                      rc;
+       cfs_task_t              *task;
 
        ENTRY;
 
@@ -1295,10 +1267,11 @@ int osp_init_precreate(struct osp_device *d)
        /*
         * start thread handling precreation and statfs updates
         */
-       rc = cfs_create_thread(osp_precreate_thread, d, 0);
-       if (rc < 0) {
-               CERROR("can't start precreate thread %d\n", rc);
-               RETURN(rc);
+       task = kthread_run(osp_precreate_thread, d,
+                              "osp-pre-%u", d->opd_index);
+       if (IS_ERR(task)) {
+               CERROR("can't start precreate thread %ld\n", PTR_ERR(task));
+               RETURN(PTR_ERR(task));
        }
 
        l_wait_event(d->opd_pre_thread.t_ctl_waitq,