static struct mdt_device *mdt_dev(struct lu_device *d);
static int mdt_regular_handle(struct ptlrpc_request *req);
static int mdt_unpack_req_pack_rep(struct mdt_thread_info *info, __u32 flags);
+static int mdt_fid2path(const struct lu_env *env, struct mdt_device *mdt,
+ struct getinfo_fid2path *fp);
static const struct lu_object_operations mdt_obj_ops;
/* This will trigger a watchdog timeout */
OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_STATFS_LCW_SLEEP,
(MDT_SERVICE_WATCHDOG_FACTOR *
- at_get(&svc->srv_at_estimate) / 1000) + 1);
+ at_get(&svc->srv_at_estimate)) + 1);
rc = mdt_check_ucred(info);
if (rc)
return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &mdt_lu_ops);
}
+static int mdt_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
+ void *karg, void *uarg);
+
static int mdt_set_info(struct mdt_thread_info *info)
{
struct ptlrpc_request *req = mdt_info_req(info);
char *key;
- __u32 *val;
- int keylen, rc = 0;
+ void *val;
+ int keylen, vallen, rc = 0;
ENTRY;
rc = req_capsule_server_pack(info->mti_pill);
RETURN(-EFAULT);
}
- if (!KEY_IS(KEY_READ_ONLY))
- RETURN(-EINVAL);
+ vallen = req_capsule_get_size(info->mti_pill, &RMF_SETINFO_VAL,
+ RCL_CLIENT);
- req->rq_status = 0;
- lustre_msg_set_status(req->rq_repmsg, 0);
+ if (KEY_IS(KEY_READ_ONLY)) {
+ req->rq_status = 0;
+ lustre_msg_set_status(req->rq_repmsg, 0);
- spin_lock(&req->rq_export->exp_lock);
- if (*val)
- req->rq_export->exp_connect_flags |= OBD_CONNECT_RDONLY;
- else
- req->rq_export->exp_connect_flags &= ~OBD_CONNECT_RDONLY;
- spin_unlock(&req->rq_export->exp_lock);
+ spin_lock(&req->rq_export->exp_lock);
+ if (*(__u32 *)val)
+ req->rq_export->exp_connect_flags |= OBD_CONNECT_RDONLY;
+ else
+ req->rq_export->exp_connect_flags &=~OBD_CONNECT_RDONLY;
+ spin_unlock(&req->rq_export->exp_lock);
+
+ } else if (KEY_IS(KEY_CHANGELOG_CLEAR)) {
+ struct changelog_setinfo *cs =
+ (struct changelog_setinfo *)val;
+ if (vallen != sizeof(*cs)) {
+ CERROR("Bad changelog_clear setinfo size %d\n", vallen);
+ RETURN(-EINVAL);
+ }
+ if (lustre_msg_swabbed(req->rq_reqmsg)) {
+ __swab64s(&cs->cs_recno);
+ __swab32s(&cs->cs_id);
+ }
+ rc = mdt_iocontrol(OBD_IOC_CHANGELOG_CLEAR, info->mti_exp,
+ vallen, val, NULL);
+ lustre_msg_set_status(req->rq_repmsg, rc);
+
+ } else {
+ RETURN(-EINVAL);
+ }
RETURN(0);
}
}
LASSERT(desc->bd_nob == rdpg->rp_count);
+ rc = sptlrpc_svc_wrap_bulk(req, desc);
+ if (rc)
+ GOTO(free_desc, rc);
+
rc = ptlrpc_start_bulk_transfer(desc);
if (rc)
GOTO(free_desc, rc);
ptlrpc_prep_bulk_page(desc, page, (int)reqbody->size,
(int)reqbody->nlink);
+ rc = sptlrpc_svc_prep_bulk(req, desc);
+ if (rc != 0)
+ GOTO(cleanup_page, rc);
/*
* Check if client was evicted while we were doing i/o before touching
* network.
rdpg->rp_hash, reqbody->size);
RETURN(-EFAULT);
}
+
+ rdpg->rp_attrs = reqbody->mode;
rdpg->rp_count = reqbody->nlink;
rdpg->rp_npages = (rdpg->rp_count + CFS_PAGE_SIZE - 1)>>CFS_PAGE_SHIFT;
OBD_ALLOC(rdpg->rp_pages, rdpg->rp_npages * sizeof rdpg->rp_pages[0]);
GOTO(out_shrink, rc = err_serious(rc));
}
+ OBD_FAIL_TIMEOUT(OBD_FAIL_MDS_REINT_DELAY, 10);
+
/* for replay no cookkie / lmm need, because client have this already */
if (info->mti_spec.no_create == 1) {
if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER))
switch (oqctl->qc_cmd) {
case Q_QUOTAON:
+ if (info->mti_mdt->mdt_som_conf) {
+ /* Quota cannot be used together with SOM while
+ * SOM stored blocks in i_blocks but not in SOM EA. */
+ LCONSOLE_ERROR("Fail to turn Quota on: SOM is enabled "
+ "and temporary conflicts with quota.\n");
+ RETURN(-ENOTSUPP);
+ }
rc = mqo->mqo_on(info->mti_env, next, oqctl->qc_type);
break;
case Q_QUOTAOFF:
}
#endif
+
/*
* OBD PING and other handlers.
*/
/*
+ * LLOG handlers.
+ */
+
+/** clone llog ctxt from child (mdd)
+ * This allows remote llog (replicator) access.
+ * We can either pass all llog RPCs (eg mdt_llog_create) on to child where the
+ * context was originally set up, or we can handle them directly.
+ * I choose the latter, but that means I need any llog
+ * contexts set up by child to be accessable by the mdt. So we clone the
+ * context into our context list here.
+ */
+static int mdt_llog_ctxt_clone(const struct lu_env *env, struct mdt_device *mdt,
+ int idx)
+{
+ struct md_device *next = mdt->mdt_child;
+ struct llog_ctxt *ctxt;
+ int rc;
+
+ if (!llog_ctxt_null(mdt2obd_dev(mdt), idx))
+ return 0;
+
+ rc = next->md_ops->mdo_llog_ctxt_get(env, next, idx, (void **)&ctxt);
+ if (rc || ctxt == NULL) {
+ CERROR("Can't get mdd ctxt %d\n", rc);
+ return rc;
+ }
+
+ rc = llog_group_set_ctxt(&mdt2obd_dev(mdt)->obd_olg, ctxt, idx);
+ if (rc)
+ CERROR("Can't set mdt ctxt %d\n", rc);
+
+ return rc;
+}
+
+static int mdt_llog_ctxt_unclone(const struct lu_env *env,
+ struct mdt_device *mdt, int idx)
+{
+ struct llog_ctxt *ctxt;
+
+ ctxt = llog_get_context(mdt2obd_dev(mdt), idx);
+ if (ctxt == NULL)
+ return 0;
+ /* Put once for the get we just did, and once for the clone */
+ llog_ctxt_put(ctxt);
+ llog_ctxt_put(ctxt);
+ return 0;
+}
+
+static int mdt_llog_create(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_CREATE);
+ rc = llog_origin_handle_create(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_destroy(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_DESTROY);
+ rc = llog_origin_handle_destroy(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_read_header(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_READ_HEADER);
+ rc = llog_origin_handle_read_header(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_next_block(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_NEXT_BLOCK);
+ rc = llog_origin_handle_next_block(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+static int mdt_llog_prev_block(struct mdt_thread_info *info)
+{
+ int rc;
+
+ req_capsule_set(info->mti_pill, &RQF_LLOG_ORIGIN_HANDLE_PREV_BLOCK);
+ rc = llog_origin_handle_prev_block(mdt_info_req(info));
+ return (rc < 0 ? err_serious(rc) : rc);
+}
+
+
+/*
* DLM handlers.
*/
static struct ldlm_callback_suite cbs = {
if (s->mos_opc_start <= opc && opc < s->mos_opc_end) {
h = s->mos_hs + (opc - s->mos_opc_start);
if (likely(h->mh_opc != 0))
- LASSERT(h->mh_opc == opc);
+ LASSERTF(h->mh_opc == opc,
+ "opcode mismatch %d != %d\n",
+ h->mh_opc, opc);
else
h = NULL; /* unsupported opc */
break;
struct mdt_device *mdt = info->mti_mdt;
/* Pack reply. */
+
if (req_capsule_has_field(pill, &RMF_MDT_MD, RCL_SERVER))
req_capsule_set_size(pill, &RMF_MDT_MD, RCL_SERVER,
mdt->mdt_max_mdsize);
}
/* If we're DISCONNECTing, the mdt_export_data is already freed */
- if (likely(rc == 0 && h->mh_opc != MDS_DISCONNECT))
+ if (likely(rc == 0 && req->rq_export && h->mh_opc != MDS_DISCONNECT))
target_committed_to_req(req);
if (unlikely((lustre_msg_get_flags(req->rq_reqmsg) & MSG_REPLAY) &&
info->mti_fail_id = OBD_FAIL_MDS_ALL_REPLY_NET;
info->mti_transno = lustre_msg_get_transno(req->rq_reqmsg);
+ info->mti_mos[0] = NULL;
+ info->mti_mos[1] = NULL;
+ info->mti_mos[2] = NULL;
+ info->mti_mos[3] = NULL;
memset(&info->mti_attr, 0, sizeof(info->mti_attr));
info->mti_body = NULL;
/* To not check for split by default. */
info->mti_spec.sp_ck_split = 0;
+ info->mti_spec.no_create = 0;
}
static void mdt_thread_info_fini(struct mdt_thread_info *info)
req_capsule_fini(info->mti_pill);
if (info->mti_object != NULL) {
+ /*
+ * freeing an object may lead to OSD level transaction, do not
+ * let it mess with MDT. bz19385.
+ */
+ info->mti_no_need_trans = 1;
mdt_object_put(info->mti_env, info->mti_object);
info->mti_object = NULL;
}
case MDS_GETXATTR:
case MDS_SETXATTR:
case MDS_SET_INFO:
+ case MDS_GET_INFO:
case MDS_QUOTACHECK:
case MDS_QUOTACTL:
case QUOTA_DQACQ:
if (likely(rc == 0)) {
rc = mdt_recovery(info);
if (likely(rc == +1)) {
+ switch (lustre_msg_get_opc(msg)) {
+ case MDS_READPAGE:
+ req->rq_bulk_read = 1;
+ break;
+ case MDS_WRITEPAGE:
+ req->rq_bulk_write = 1;
+ break;
+ }
+
h = mdt_handler_find(lustre_msg_get_opc(msg),
supported);
if (likely(h != NULL)) {
rc = mdt_req_handle(info, h, req);
} else {
- CERROR("The unsupported opc: 0x%x\n", lustre_msg_get_opc(msg) );
+ CERROR("The unsupported opc: 0x%x\n",
+ lustre_msg_get_opc(msg) );
req->rq_status = -ENOTSUPP;
rc = ptlrpc_error(req);
RETURN(rc);
}
rep->lock_policy_res2 = clear_serious(rc);
- lhc->mlh_reg_lh.cookie = 0ull;
- if (rc == -ENOTCONN || rc == -ENODEV) {
+ if (rc == -ENOTCONN || rc == -ENODEV ||
+ rc == -EOVERFLOW) { /**< if VBR failure then return error */
/*
* If it is the disconnect error (ENODEV & ENOCONN), the error
* will be returned by rq_status, and client at ptlrpc layer
* will detect this, then disconnect, reconnect the import
* immediately, instead of impacting the following the rpc.
*/
+ lhc->mlh_reg_lh.cookie = 0ull;
RETURN(rc);
} else {
/*
* FIXME: when open lock is finished, that should be
* checked here.
*/
- RETURN(ELDLM_LOCK_ABORTED);
+ if (lustre_handle_is_used(&lhc->mlh_reg_lh)) {
+ rep->lock_policy_res2 = 0;
+ rc = mdt_intent_lock_replace(info, lockp, NULL, lhc, flags);
+ RETURN(rc);
+ } else {
+ lhc->mlh_reg_lh.cookie = 0ull;
+ RETURN(ELDLM_LOCK_ABORTED);
+ }
}
}
obd->obd_fsops = fsfilt_get_ops(MT_STR(lsi->lsi_ldd));
if (IS_ERR(obd->obd_fsops))
- return (int) PTR_ERR(obd->obd_fsops);
+ return PTR_ERR(obd->obd_fsops);
rc = fsfilt_setup(obd, lsi->lsi_srv_mnt->mnt_sb);
if (rc) {
rc = llog_setup(obd, &obd->obd_olg, LLOG_CONFIG_ORIG_CTXT, obd,
0, NULL, &llog_lvfs_ops);
if (rc) {
- CERROR("llog setup failed: %d\n", rc);
+ CERROR("llog_setup() failed: %d\n", rc);
fsfilt_put_ops(obd->obd_fsops);
}
if (ctxt)
llog_cleanup(ctxt);
- if (obd->obd_fsops)
+ if (obd->obd_fsops) {
fsfilt_put_ops(obd->obd_fsops);
+ obd->obd_fsops = NULL;
+ }
}
static void mdt_fini(const struct lu_env *env, struct mdt_device *m)
{
- struct md_device *next = m->mdt_child;
- struct lu_device *d = &m->mdt_md_dev.md_lu_dev;
- struct lu_site *ls = d->ld_site;
+ struct md_device *next = m->mdt_child;
+ struct lu_device *d = &m->mdt_md_dev.md_lu_dev;
+ struct lu_site *ls = d->ld_site;
struct obd_device *obd = mdt2obd_dev(m);
- int waited = 0;
ENTRY;
- /* At this point, obd exports might still be on the "obd_zombie_exports"
- * list, and obd_zombie_impexp_thread() is trying to destroy them.
- * We wait a little bit until all exports (except the self-export)
- * have been destroyed, because the whole mdt stack might be accessed
- * in mdt_destroy_export(). This will not be a long time, maybe one or
- * two seconds are enough. This is not a problem while umounting.
- *
- * The three references that should be remaining are the
- * obd_self_export and the attach and setup references.
- */
- while (atomic_read(&obd->obd_refcount) > 3) {
- cfs_schedule_timeout(CFS_TASK_UNINT, cfs_time_seconds(1));
- ++waited;
- if (waited > 5 && IS_PO2(waited))
- LCONSOLE_WARN("Waiting for obd_zombie_impexp_thread "
- "more than %d seconds to destroy all "
- "the exports. The current obd refcount ="
- " %d. Is it stuck there?\n",
- waited, atomic_read(&obd->obd_refcount));
- }
+ target_recovery_fini(obd);
ping_evictor_stop();
- target_recovery_fini(obd);
mdt_stop_ptlrpc_service(m);
+ mdt_llog_ctxt_unclone(env, m, LLOG_CHANGELOG_ORIG_CTXT);
mdt_obd_llog_cleanup(obd);
obd_zombie_barrier();
#ifdef HAVE_QUOTA_SUPPORT
next->md_ops->mdo_quota.mqo_cleanup(env, next);
#endif
+ lut_fini(env, &m->mdt_lut);
mdt_fs_cleanup(env, m);
upcall_cache_cleanup(m->mdt_identity_cache);
m->mdt_identity_cache = NULL;
mdt_seq_fini(env, m);
mdt_seq_fini_cli(m);
mdt_fld_fini(env, m);
- mdt_procfs_fini(m);
- lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry);
- lprocfs_free_per_client_stats(obd);
- lprocfs_free_obd_stats(obd);
- ptlrpc_lprocfs_unregister_obd(d->ld_obd);
- lprocfs_obd_cleanup(d->ld_obd);
-
sptlrpc_rule_set_free(&m->mdt_sptlrpc_rset);
next->md_ops->mdo_init_capa_ctxt(env, next, 0, 0, 0, NULL);
cfs_timer_disarm(&m->mdt_ck_timer);
mdt_ck_thread_stop(m);
- /* finish the stack */
+ /*
+ * Finish the stack
+ */
mdt_stack_fini(env, m, md2lu_dev(m->mdt_child));
+ mdt_procfs_fini(m);
+ if (obd->obd_proc_exports_entry) {
+ lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry);
+ obd->obd_proc_exports_entry = NULL;
+ }
+ lprocfs_free_per_client_stats(obd);
+ lprocfs_free_obd_stats(obd);
+ ptlrpc_lprocfs_unregister_obd(obd);
+ lprocfs_obd_cleanup(obd);
+
if (ls) {
struct md_site *mite;
m->mdt_max_mdsize = MAX_MD_SIZE;
m->mdt_max_cookiesize = sizeof(struct llog_cookie);
+ m->mdt_som_conf = 0;
m->mdt_opts.mo_user_xattr = 0;
m->mdt_opts.mo_acl = 0;
GOTO(err_fini_proc, rc);
}
- rc = mdt_fld_init(env, obd->obd_name, m);
+ rc = lut_init(env, &m->mdt_lut, obd, m->mdt_bottom);
if (rc)
GOTO(err_fini_stack, rc);
+ rc = mdt_fld_init(env, obd->obd_name, m);
+ if (rc)
+ GOTO(err_lut, rc);
+
rc = mdt_seq_init(env, obd->obd_name, m);
if (rc)
GOTO(err_fini_fld, rc);
if (rc)
GOTO(err_fs_cleanup, rc);
+ rc = mdt_llog_ctxt_clone(env, m, LLOG_CHANGELOG_ORIG_CTXT);
+ if (rc)
+ GOTO(err_llog_cleanup, rc);
+
mdt_adapt_sptlrpc_conf(obd, 1);
#ifdef HAVE_QUOTA_SUPPORT
server_put_mount_2(dev, lmi->lmi_mnt);
lmi = NULL;
- target_recovery_init(obd, mdt_recovery_handle);
+ target_recovery_init(&m->mdt_lut, mdt_recovery_handle);
rc = mdt_start_ptlrpc_service(m);
if (rc)
target_recovery_fini(obd);
#ifdef HAVE_QUOTA_SUPPORT
next->md_ops->mdo_quota.mqo_cleanup(env, next);
-err_llog_cleanup:
#endif
+err_llog_cleanup:
+ mdt_llog_ctxt_unclone(env, m, LLOG_CHANGELOG_ORIG_CTXT);
mdt_obd_llog_cleanup(obd);
err_fs_cleanup:
mdt_fs_cleanup(env, m);
mdt_seq_fini(env, m);
err_fini_fld:
mdt_fld_fini(env, m);
+err_lut:
+ lut_fini(env, &m->mdt_lut);
err_fini_stack:
mdt_stack_fini(env, m, md2lu_dev(m->mdt_child));
err_fini_proc:
mdt_procfs_fini(m);
- if (obd->obd_proc_exports_entry)
+ if (obd->obd_proc_exports_entry) {
lprocfs_remove_proc_entry("clear", obd->obd_proc_exports_entry);
+ obd->obd_proc_exports_entry = NULL;
+ }
ptlrpc_lprocfs_unregister_obd(obd);
lprocfs_obd_cleanup(obd);
err_fini_site:
err_free_site:
OBD_FREE_PTR(mite);
err_lmi:
- if (lmi)
+ if (lmi)
server_put_mount_2(dev, lmi->lmi_mnt);
return (rc);
}
EXIT;
}
+static int mdt_object_print(const struct lu_env *env, void *cookie,
+ lu_printer_t p, const struct lu_object *o)
+{
+ struct mdt_object *mdto = mdt_obj((struct lu_object *)o);
+ return (*p)(env, cookie, LUSTRE_MDT_NAME"-object@%p(ioepoch=%llu "
+ "flags=%llx, epochcount=%d, writecount=%d)",
+ mdto, mdto->mot_ioepoch, mdto->mot_flags,
+ mdto->mot_epochcount, mdto->mot_writecount);
+}
+
static const struct lu_device_operations mdt_lu_ops = {
.ldo_object_alloc = mdt_object_alloc,
.ldo_process_config = mdt_process_config,
static const struct lu_object_operations mdt_obj_ops = {
.loo_object_init = mdt_object_init,
- .loo_object_free = mdt_object_free
+ .loo_object_free = mdt_object_free,
+ .loo_object_print = mdt_object_print
};
static int mdt_obd_set_info_async(struct obd_export *exp,
if (!mdt->mdt_opts.mo_user_xattr)
data->ocd_connect_flags &= ~OBD_CONNECT_XATTR;
+ if (!mdt->mdt_som_conf)
+ data->ocd_connect_flags &= ~OBD_CONNECT_SOM;
+
spin_lock(&exp->exp_lock);
exp->exp_connect_flags = data->ocd_connect_flags;
spin_unlock(&exp->exp_lock);
return -EBADE;
}
+ if (mdt->mdt_som_conf &&
+ !(exp->exp_connect_flags & OBD_CONNECT_MDS_MDS) &&
+ !(exp->exp_connect_flags & OBD_CONNECT_SOM)) {
+ CWARN("%s: MDS has SOM enabled, but client does not support "
+ "it\n", mdt->mdt_md_dev.md_lu_dev.ld_obd->obd_name);
+ return -EBADE;
+ }
+
return 0;
}
/* mds_connect copy */
static int mdt_obd_connect(const struct lu_env *env,
- struct lustre_handle *conn, struct obd_device *obd,
+ struct obd_export **exp, struct obd_device *obd,
struct obd_uuid *cluuid,
struct obd_connect_data *data,
void *localdata)
{
struct mdt_thread_info *info;
struct lsd_client_data *lcd;
- struct obd_export *exp;
+ struct obd_export *lexp;
+ struct lustre_handle conn = { 0 };
struct mdt_device *mdt;
struct ptlrpc_request *req;
int rc;
ENTRY;
LASSERT(env != NULL);
- if (!conn || !obd || !cluuid)
+ if (!exp || !obd || !cluuid)
RETURN(-EINVAL);
info = lu_context_key_get(&env->le_ctx, &mdt_thread_key);
req = info->mti_pill->rc_req;
mdt = mdt_dev(obd->obd_lu_dev);
- rc = class_connect(conn, obd, cluuid);
+ rc = class_connect(&conn, obd, cluuid);
if (rc)
RETURN(rc);
- exp = class_conn2export(conn);
- LASSERT(exp != NULL);
+ lexp = class_conn2export(&conn);
+ LASSERT(lexp != NULL);
- rc = mdt_connect_check_sptlrpc(mdt, exp, req);
+ rc = mdt_connect_check_sptlrpc(mdt, lexp, req);
if (rc)
GOTO(out, rc);
- rc = mdt_connect_internal(exp, mdt, data);
+ rc = mdt_connect_internal(lexp, mdt, data);
if (rc == 0) {
OBD_ALLOC_PTR(lcd);
if (lcd != NULL) {
mti = lu_context_key_get(&env->le_ctx,
&mdt_thread_key);
LASSERT(mti != NULL);
- mti->mti_exp = exp;
+ mti->mti_exp = lexp;
memcpy(lcd->lcd_uuid, cluuid, sizeof lcd->lcd_uuid);
- exp->exp_mdt_data.med_lcd = lcd;
+ lexp->exp_mdt_data.med_lcd = lcd;
rc = mdt_client_new(env, mdt);
if (rc != 0) {
OBD_FREE_PTR(lcd);
- exp->exp_mdt_data.med_lcd = NULL;
+ lexp->exp_mdt_data.med_lcd = NULL;
} else {
- mdt_export_stats_init(obd, exp, localdata);
+ mdt_export_stats_init(obd, lexp, localdata);
}
} else
rc = -ENOMEM;
out:
if (rc != 0)
- class_disconnect(exp);
+ class_disconnect(lexp);
else
- class_export_put(exp);
+ *exp = lexp;
RETURN(rc);
}
RETURN(rc);
}
+static int mdt_mfd_cleanup(struct obd_export *exp)
+{
+ struct mdt_export_data *med = &exp->exp_mdt_data;
+ struct obd_device *obd = exp->exp_obd;
+ struct mdt_device *mdt;
+ struct mdt_thread_info *info;
+ struct lu_env env;
+ CFS_LIST_HEAD(closing_list);
+ struct mdt_file_data *mfd, *n;
+ int rc = 0;
+ ENTRY;
+
+ spin_lock(&med->med_open_lock);
+ while (!list_empty(&med->med_open_head)) {
+ struct list_head *tmp = med->med_open_head.next;
+ mfd = list_entry(tmp, struct mdt_file_data, mfd_list);
+
+ /* Remove mfd handle so it can't be found again.
+ * We are consuming the mfd_list reference here. */
+ class_handle_unhash(&mfd->mfd_handle);
+ list_move_tail(&mfd->mfd_list, &closing_list);
+ }
+ spin_unlock(&med->med_open_lock);
+ mdt = mdt_dev(obd->obd_lu_dev);
+ LASSERT(mdt != NULL);
+
+ rc = lu_env_init(&env, LCT_MD_THREAD);
+ if (rc)
+ RETURN(rc);
+
+ info = lu_context_key_get(&env.le_ctx, &mdt_thread_key);
+ LASSERT(info != NULL);
+ memset(info, 0, sizeof *info);
+ info->mti_env = &env;
+ info->mti_mdt = mdt;
+ info->mti_exp = exp;
+
+ if (!list_empty(&closing_list)) {
+ struct md_attr *ma = &info->mti_attr;
+ int lmm_size;
+ int cookie_size;
+
+ lmm_size = mdt->mdt_max_mdsize;
+ cookie_size = mdt->mdt_max_cookiesize;
+ OBD_ALLOC(ma->ma_lmm, lmm_size);
+ if (ma->ma_lmm == NULL)
+ GOTO(out_lmm, rc = -ENOMEM);
+ OBD_ALLOC(ma->ma_cookie, cookie_size);
+ if (ma->ma_cookie == NULL)
+ GOTO(out_cookie, rc = -ENOMEM);
+
+ /* Close any open files (which may also cause orphan unlinking). */
+ list_for_each_entry_safe(mfd, n, &closing_list, mfd_list) {
+ list_del_init(&mfd->mfd_list);
+ /* TODO: if we close the unlinked file,
+ * we need to remove its objects from OST */
+ memset(&ma->ma_attr, 0, sizeof(ma->ma_attr));
+ ma->ma_lmm_size = lmm_size;
+ ma->ma_cookie_size = cookie_size;
+ ma->ma_need = MA_LOV | MA_COOKIE;
+ ma->ma_valid = 0;
+ mdt_mfd_close(info, mfd);
+ }
+ info->mti_mdt = NULL;
+ OBD_FREE(ma->ma_cookie, cookie_size);
+ ma->ma_cookie = NULL;
+out_cookie:
+ OBD_FREE(ma->ma_lmm, lmm_size);
+ ma->ma_lmm = NULL;
+ }
+out_lmm:
+ lu_env_fini(&env);
+
+ RETURN(rc);
+}
static int mdt_obd_disconnect(struct obd_export *exp)
{
spin_unlock(&svc->srv_lock);
}
spin_unlock(&exp->exp_lock);
-
+ rc = mdt_mfd_cleanup(exp);
class_export_put(exp);
RETURN(rc);
}
struct mdt_device *mdt;
struct mdt_thread_info *info;
struct lu_env env;
- struct md_attr *ma;
- int lmm_size;
- int cookie_size;
- CFS_LIST_HEAD(closing_list);
- struct mdt_file_data *mfd, *n;
int rc = 0;
ENTRY;
target_destroy_export(export);
ldlm_destroy_export(export);
+ LASSERT(list_empty(&export->exp_outstanding_replies));
+ LASSERT(list_empty(&med->med_open_head));
if (obd_uuid_equals(&export->exp_client_uuid, &obd->obd_uuid))
RETURN(0);
LASSERT(info != NULL);
memset(info, 0, sizeof *info);
info->mti_env = &env;
- info->mti_mdt = mdt;
info->mti_exp = export;
-
- ma = &info->mti_attr;
- lmm_size = ma->ma_lmm_size = mdt->mdt_max_mdsize;
- cookie_size = ma->ma_cookie_size = mdt->mdt_max_cookiesize;
- OBD_ALLOC(ma->ma_lmm, lmm_size);
- OBD_ALLOC(ma->ma_cookie, cookie_size);
-
- if (ma->ma_lmm == NULL || ma->ma_cookie == NULL)
- GOTO(out, rc = -ENOMEM);
- ma->ma_need = MA_LOV | MA_COOKIE;
- ma->ma_valid = 0;
- /* Close any open files (which may also cause orphan unlinking). */
- spin_lock(&med->med_open_lock);
- while (!list_empty(&med->med_open_head)) {
- struct list_head *tmp = med->med_open_head.next;
- mfd = list_entry(tmp, struct mdt_file_data, mfd_list);
-
- /* Remove mfd handle so it can't be found again.
- * We are consuming the mfd_list reference here. */
- class_handle_unhash(&mfd->mfd_handle);
- list_move_tail(&mfd->mfd_list, &closing_list);
- }
- spin_unlock(&med->med_open_lock);
-
- list_for_each_entry_safe(mfd, n, &closing_list, mfd_list) {
- list_del_init(&mfd->mfd_list);
- mdt_mfd_close(info, mfd);
- /* TODO: if we close the unlinked file,
- * we need to remove its objects from OST */
- memset(&ma->ma_attr, 0, sizeof(ma->ma_attr));
- spin_lock(&med->med_open_lock);
- ma->ma_lmm_size = lmm_size;
- ma->ma_cookie_size = cookie_size;
- ma->ma_need = MA_LOV | MA_COOKIE;
- ma->ma_valid = 0;
- spin_unlock(&med->med_open_lock);
- }
-
info->mti_mdt = NULL;
mdt_client_del(&env, mdt);
- EXIT;
-out:
- if (lmm_size) {
- OBD_FREE(ma->ma_lmm, lmm_size);
- ma->ma_lmm = NULL;
- }
- if (cookie_size) {
- OBD_FREE(ma->ma_cookie, cookie_size);
- ma->ma_cookie = NULL;
- }
lu_env_fini(&env);
-
- return rc;
+ RETURN(rc);
}
static void mdt_allow_cli(struct mdt_device *m, unsigned int flag)
}
static int mdt_upcall(const struct lu_env *env, struct md_device *md,
- enum md_upcall_event ev)
+ enum md_upcall_event ev, void *data)
{
struct mdt_device *m = mdt_dev(&md->md_lu_dev);
struct md_device *next = m->mdt_child;
CDEBUG(D_INFO, "get max mdsize %d max cookiesize %d\n",
m->mdt_max_mdsize, m->mdt_max_cookiesize);
mdt_allow_cli(m, CONFIG_SYNC);
-#ifdef HAVE_QUOTA_SUPPORT
- if (md->md_lu_dev.ld_obd->obd_recovering == 0)
- next->md_ops->mdo_quota.mqo_recovery(env, next);
-#endif
+ if (data)
+ (*(__u64 *)data) = m->mdt_mount_count;
break;
case MD_NO_TRANS:
mti = lu_context_key_get(&env->le_ctx, &mdt_thread_key);
/* Check that MDT is not yet configured */
LASSERT(!m->mdt_fl_cfglog);
break;
+#ifdef HAVE_QUOTA_SUPPORT
+ case MD_LOV_QUOTA:
+ if (md->md_lu_dev.ld_obd->obd_recovering == 0 &&
+ likely(md->md_lu_dev.ld_obd->obd_stopping == 0))
+ next->md_ops->mdo_quota.mqo_recovery(env, next);
+ break;
+#endif
default:
CERROR("invalid event\n");
rc = -EINVAL;
RETURN(0);
}
+static int mdt_rpc_fid2path(struct mdt_thread_info *info, void *key,
+ void *val, int vallen)
+{
+ struct mdt_device *mdt = mdt_dev(info->mti_exp->exp_obd->obd_lu_dev);
+ struct getinfo_fid2path *fpout, *fpin;
+ int rc = 0;
+
+ fpin = key + size_round(sizeof(KEY_FID2PATH));
+ fpout = val;
+
+ if (lustre_msg_swabbed(mdt_info_req(info)->rq_reqmsg))
+ lustre_swab_fid2path(fpin);
+
+ memcpy(fpout, fpin, sizeof(*fpin));
+ if (fpout->gf_pathlen != vallen - sizeof(*fpin))
+ RETURN(-EINVAL);
+
+ rc = mdt_fid2path(info->mti_env, mdt, fpout);
+ RETURN(rc);
+}
+
+static int mdt_fid2path(const struct lu_env *env, struct mdt_device *mdt,
+ struct getinfo_fid2path *fp)
+{
+ struct mdt_object *obj;
+ int rc;
+ ENTRY;
+
+ CDEBUG(D_IOCTL, "path get "DFID" from "LPU64" #%d\n",
+ PFID(&fp->gf_fid), fp->gf_recno, fp->gf_linkno);
+
+ if (!fid_is_sane(&fp->gf_fid))
+ RETURN(-EINVAL);
+
+ obj = mdt_object_find(env, mdt, &fp->gf_fid);
+ if (obj == NULL || IS_ERR(obj)) {
+ CDEBUG(D_IOCTL, "no object "DFID": %ld\n",PFID(&fp->gf_fid),
+ PTR_ERR(obj));
+ RETURN(-EINVAL);
+ }
+
+ rc = lu_object_exists(&obj->mot_obj.mo_lu);
+ if (rc <= 0) {
+ if (rc == -1)
+ rc = -EREMOTE;
+ else
+ rc = -ENOENT;
+ mdt_object_put(env, obj);
+ CDEBUG(D_IOCTL, "nonlocal object "DFID": %d\n",
+ PFID(&fp->gf_fid), rc);
+ RETURN(rc);
+ }
+
+ rc = mo_path(env, md_object_next(&obj->mot_obj), fp->gf_path,
+ fp->gf_pathlen, &fp->gf_recno, &fp->gf_linkno);
+ mdt_object_put(env, obj);
+
+ RETURN(rc);
+}
+
+static int mdt_get_info(struct mdt_thread_info *info)
+{
+ struct ptlrpc_request *req = mdt_info_req(info);
+ char *key;
+ int keylen;
+ __u32 *vallen;
+ void *valout;
+ int rc;
+ ENTRY;
+
+ key = req_capsule_client_get(info->mti_pill, &RMF_GETINFO_KEY);
+ if (key == NULL) {
+ CDEBUG(D_IOCTL, "No GETINFO key");
+ RETURN(-EFAULT);
+ }
+ keylen = req_capsule_get_size(info->mti_pill, &RMF_GETINFO_KEY,
+ RCL_CLIENT);
+
+ vallen = req_capsule_client_get(info->mti_pill, &RMF_GETINFO_VALLEN);
+ if (vallen == NULL) {
+ CDEBUG(D_IOCTL, "Unable to get RMF_GETINFO_VALLEN buffer");
+ RETURN(-EFAULT);
+ }
+
+ req_capsule_set_size(info->mti_pill, &RMF_GETINFO_VAL, RCL_SERVER,
+ *vallen);
+ rc = req_capsule_server_pack(info->mti_pill);
+ valout = req_capsule_server_get(info->mti_pill, &RMF_GETINFO_VAL);
+ if (valout == NULL) {
+ CDEBUG(D_IOCTL, "Unable to get get-info RPC out buffer");
+ RETURN(-EFAULT);
+ }
+
+ if (KEY_IS(KEY_FID2PATH))
+ rc = mdt_rpc_fid2path(info, key, valout, *vallen);
+ else
+ rc = -EINVAL;
+
+ lustre_msg_set_status(req->rq_repmsg, rc);
+
+ RETURN(rc);
+}
+
+/* Pass the ioc down */
+static int mdt_ioc_child(struct lu_env *env, struct mdt_device *mdt,
+ unsigned int cmd, int len, void *data)
+{
+ struct lu_context ioctl_session;
+ struct md_device *next = mdt->mdt_child;
+ int rc;
+ ENTRY;
+
+ rc = lu_context_init(&ioctl_session, LCT_SESSION);
+ if (rc)
+ RETURN(rc);
+ ioctl_session.lc_thread = (struct ptlrpc_thread *)cfs_current();
+ lu_context_enter(&ioctl_session);
+ env->le_ses = &ioctl_session;
+
+ LASSERT(next->md_ops->mdo_iocontrol);
+ rc = next->md_ops->mdo_iocontrol(env, next, cmd, len, data);
+
+ lu_context_exit(&ioctl_session);
+ lu_context_fini(&ioctl_session);
+ RETURN(rc);
+}
+
+/* ioctls on obd dev */
static int mdt_iocontrol(unsigned int cmd, struct obd_export *exp, int len,
void *karg, void *uarg)
{
struct lu_env env;
- struct obd_device *obd= exp->exp_obd;
+ struct obd_device *obd = exp->exp_obd;
struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
struct dt_device *dt = mdt->mdt_bottom;
int rc;
target_stop_recovery_thread(obd);
rc = 0;
break;
+ case OBD_IOC_CHANGELOG_REG:
+ case OBD_IOC_CHANGELOG_DEREG:
+ case OBD_IOC_CHANGELOG_CLEAR:
+ rc = mdt_ioc_child(&env, mdt, cmd, len, karg);
+ break;
default:
CERROR("Not supported cmd = %d for device %s\n",
cmd, obd->obd_name);
rc = ld->ld_ops->ldo_recovery_complete(env, ld);
#ifdef HAVE_QUOTA_SUPPORT
- next->md_ops->mdo_quota.mqo_recovery(env, next);
+ if (likely(obd->obd_stopping == 0))
+ next->md_ops->mdo_quota.mqo_recovery(env, next);
#endif
RETURN(rc);
}
DEF_MDT_HNDL_F(0, CONNECT, mdt_connect),
DEF_MDT_HNDL_F(0, DISCONNECT, mdt_disconnect),
DEF_MDT_HNDL_F(0, SET_INFO, mdt_set_info),
+DEF_MDT_HNDL_F(0, GET_INFO, mdt_get_info),
DEF_MDT_HNDL_F(0 |HABEO_REFERO, GETSTATUS, mdt_getstatus),
DEF_MDT_HNDL_F(HABEO_CORPUS, GETATTR, mdt_getattr),
DEF_MDT_HNDL_F(HABEO_CORPUS|HABEO_REFERO, GETATTR_NAME, mdt_getattr_name),
DEF_DLM_HNDL_0(0, CP_CALLBACK, mdt_cp_callback)
};
+#define DEF_LLOG_HNDL(flags, name, fn) \
+ DEF_HNDL(LLOG, ORIGIN_HANDLE_CREATE, _NET, flags, name, fn, NULL)
+
static struct mdt_handler mdt_llog_ops[] = {
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_CREATE, mdt_llog_create),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_NEXT_BLOCK, mdt_llog_next_block),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_READ_HEADER, mdt_llog_read_header),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_WRITE_REC, NULL),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_CLOSE, NULL),
+ DEF_LLOG_HNDL(0, ORIGIN_CONNECT, NULL),
+ DEF_LLOG_HNDL(0, CATINFO, NULL),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_PREV_BLOCK, mdt_llog_prev_block),
+ DEF_LLOG_HNDL(0, ORIGIN_HANDLE_DESTROY, mdt_llog_destroy),
};
#define DEF_SEC_CTX_HNDL(name, fn) \