#include <cl_object.h>
#include <linux/jiffies.h>
+#include <linux/kernel.h>
#include <linux/kthread.h>
#include <libcfs/libcfs.h>
#include <obd.h>
list_for_each_entry(item, &imp->imp_conn_list, oic_item) {
if (obd_uuid_equals(uuid, &item->oic_uuid)) {
if (priority) {
- list_del(&item->oic_item);
- list_add(&item->oic_item,
- &imp->imp_conn_list);
+ list_move(&item->oic_item,
+ &imp->imp_conn_list);
item->oic_last_attempt = 0;
}
CDEBUG(D_HA, "imp %p@%s: found existing conn %s%s\n",
* 3 - inactive-on-startup
* 4 - restrictive net
*/
-int client_obd_setup(struct obd_device *obddev, struct lustre_cfg *lcfg)
+int client_obd_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
{
- struct client_obd *cli = &obddev->u.cli;
+ struct client_obd *cli = &obd->u.cli;
struct obd_import *imp;
struct obd_uuid server_uuid;
int rq_portal, rp_portal, connect_op;
- char *name = obddev->obd_type->typ_name;
+ const char *name = obd->obd_type->typ_name;
enum ldlm_ns_type ns_type = LDLM_NS_TYPE_UNKNOWN;
char *cli_name = lustre_cfg_buf(lcfg, 0);
struct ptlrpc_connection fake_conn = { .c_self = 0,
* ptlrpc_connect_interpret().
*/
client_adjust_max_dirty(cli);
- INIT_LIST_HEAD(&cli->cl_cache_waiters);
+ init_waitqueue_head(&cli->cl_cache_waiters);
INIT_LIST_HEAD(&cli->cl_loi_ready_list);
INIT_LIST_HEAD(&cli->cl_loi_hp_ready_list);
INIT_LIST_HEAD(&cli->cl_loi_write_list);
init_waitqueue_head(&cli->cl_destroy_waitq);
atomic_set(&cli->cl_destroy_in_flight, 0);
+
cli->cl_supp_cksum_types = OBD_CKSUM_CRC32;
+ cli->cl_preferred_cksum_type = 0;
#ifdef ENABLE_CHECKSUM
/* Turn on checksumming by default. */
cli->cl_checksum = 1;
*/
cli->cl_max_pages_per_rpc = PTLRPC_MAX_BRW_PAGES;
- cli->cl_max_short_io_bytes = OBD_MAX_SHORT_IO_BYTES;
+ cli->cl_max_short_io_bytes = OBD_DEF_SHORT_IO_BYTES;
/*
* set cl_chunkbits default value to PAGE_SHIFT,
if (!strcmp(name, LUSTRE_MDC_NAME)) {
cli->cl_max_rpcs_in_flight = OBD_MAX_RIF_DEFAULT;
- } else if (totalram_pages >> (20 - PAGE_SHIFT) <= 128 /* MB */) {
+ } else if (cfs_totalram_pages() >> (20 - PAGE_SHIFT) <= 128 /* MB */) {
cli->cl_max_rpcs_in_flight = 2;
- } else if (totalram_pages >> (20 - PAGE_SHIFT) <= 256 /* MB */) {
+ } else if (cfs_totalram_pages() >> (20 - PAGE_SHIFT) <= 256 /* MB */) {
cli->cl_max_rpcs_in_flight = 3;
- } else if (totalram_pages >> (20 - PAGE_SHIFT) <= 512 /* MB */) {
+ } else if (cfs_totalram_pages() >> (20 - PAGE_SHIFT) <= 512 /* MB */) {
cli->cl_max_rpcs_in_flight = 4;
} else {
- if (osc_on_mdt(obddev->obd_name))
+ if (osc_on_mdt(obd->obd_name))
cli->cl_max_rpcs_in_flight = OBD_MAX_RIF_MAX;
else
cli->cl_max_rpcs_in_flight = OBD_MAX_RIF_DEFAULT;
}
ptlrpc_init_client(rq_portal, rp_portal, name,
- &obddev->obd_ldlm_client);
+ &obd->obd_ldlm_client);
- imp = class_new_import(obddev);
+ imp = class_new_import(obd);
if (imp == NULL)
GOTO(err_ldlm, rc = -ENOENT);
- imp->imp_client = &obddev->obd_ldlm_client;
+ imp->imp_client = &obd->obd_ldlm_client;
imp->imp_connect_op = connect_op;
memcpy(cli->cl_target_uuid.uuid, lustre_cfg_buf(lcfg, 1),
LUSTRE_CFG_BUFLEN(lcfg, 1));
if (refnet == LNET_NIDNET(LNET_NID_ANY)) {
rc = -EINVAL;
CERROR("%s: bad mount option 'network=%s': rc = %d\n",
- obddev->obd_name, lustre_cfg_string(lcfg, 4),
+ obd->obd_name, lustre_cfg_string(lcfg, 4),
rc);
GOTO(err_import, rc);
}
if (LUSTRE_CFG_BUFLEN(lcfg, 3) > 0) {
if (!strcmp(lustre_cfg_string(lcfg, 3), "inactive")) {
CDEBUG(D_HA, "marking %s %s->%s as inactive\n",
- name, obddev->obd_name,
+ name, obd->obd_name,
cli->cl_target_uuid.uuid);
spin_lock(&imp->imp_lock);
imp->imp_deactive = 1;
}
}
- obddev->obd_namespace = ldlm_namespace_new(obddev, obddev->obd_name,
- LDLM_NAMESPACE_CLIENT,
- LDLM_NAMESPACE_GREEDY,
- ns_type);
- if (obddev->obd_namespace == NULL) {
+ obd->obd_namespace = ldlm_namespace_new(obd, obd->obd_name,
+ LDLM_NAMESPACE_CLIENT,
+ LDLM_NAMESPACE_GREEDY,
+ ns_type);
+ if (obd->obd_namespace == NULL) {
CERROR("Unable to create client namespace - %s\n",
- obddev->obd_name);
+ obd->obd_name);
GOTO(err_import, rc = -ENOMEM);
}
}
EXPORT_SYMBOL(client_obd_setup);
-int client_obd_cleanup(struct obd_device *obddev)
+int client_obd_cleanup(struct obd_device *obd)
{
- struct client_obd *cli = &obddev->u.cli;
+ struct client_obd *cli = &obd->u.cli;
ENTRY;
- ldlm_namespace_free_post(obddev->obd_namespace);
- obddev->obd_namespace = NULL;
+ ldlm_namespace_free_post(obd->obd_namespace);
+ obd->obd_namespace = NULL;
- obd_cleanup_client_import(obddev);
- LASSERT(obddev->u.cli.cl_import == NULL);
+ obd_cleanup_client_import(obd);
+ LASSERT(obd->u.cli.cl_import == NULL);
ldlm_put_ref();
target->obd_name,
obd_uuid2str(&exp->exp_client_uuid),
obd_export_nid2str(exp),
- target->obd_max_recoverable_clients,
+ atomic_read(&target->obd_max_recoverable_clients),
timeout / 60, timeout % 60);
} else {
struct target_distribute_txn_data *tdtd;
size = req_capsule_get_size(&req->rq_pill, &RMF_CONNECT_DATA,
RCL_CLIENT);
+ if (size < 0 || size > 8 * sizeof(struct obd_connect_data))
+ GOTO(out, rc = -EPROTO);
data = req_capsule_client_get(&req->rq_pill, &RMF_CONNECT_DATA);
if (!data)
GOTO(out, rc = -EPROTO);
OBD_CONNECT_MDS_MDS) != 0;
/*
- * OBD_CONNECT_MNE_SWAB is defined as OBD_CONNECT_MDS_MDS
- * for Imperative Recovery connection from MGC to MGS.
+ * OBD_CONNECT_MNE_SWAB is removed at 2.14
+ * Checking OBD_CONNECT_FID can be removed in the future.
*
* Via check OBD_CONNECT_FID, we can distinguish whether
* the OBD_CONNECT_MDS_MDS/OBD_CONNECT_MNE_SWAB is from
if (obd_uuid_equals(&cluuid, &target->obd_uuid))
goto dont_check_exports;
- export = cfs_hash_lookup(target->obd_uuid_hash, &cluuid);
+ export = obd_uuid_lookup(target, &cluuid);
if (!export)
goto no_export;
rc = -EALREADY;
class_export_put(export);
export = NULL;
+ } else if (OBD_FAIL_PRECHECK(OBD_FAIL_TGT_RECOVERY_CONNECT) &&
+ !lw_client) {
+ spin_unlock(&export->exp_lock);
+ rc = -EAGAIN;
} else {
export->exp_connecting = 1;
spin_unlock(&export->exp_lock);
LCONSOLE_WARN("%s: Client %s (at %s) refused connection, still busy with %d references\n",
target->obd_name, cluuid.uuid,
libcfs_nid2str(req->rq_peer.nid),
- atomic_read(&export->exp_refcount));
+ refcount_read(&export->exp_handle.h_ref));
GOTO(out, rc = -EBUSY);
} else if (lustre_msg_get_conn_cnt(req->rq_reqmsg) == 1 &&
rc != EALREADY) {
CDEBUG(D_HA, "%s: connection from %s@%s %st%llu exp %p cur %lld last %lld\n",
target->obd_name, cluuid.uuid, libcfs_nid2str(req->rq_peer.nid),
target->obd_recovering ? "recovering/" : "", data->ocd_transno,
- export, ktime_get_real_seconds(),
+ export, ktime_get_seconds(),
export ? export->exp_last_request_time : 0);
/*
connected = atomic_read(&target->obd_connected_clients);
in_progress = atomic_read(&target->obd_lock_replay_clients);
- known = target->obd_max_recoverable_clients;
+ known =
+ atomic_read(&target->obd_max_recoverable_clients);
stale = target->obd_stale_clients;
remaining = hrtimer_expires_remaining(timer);
left = ktime_divns(remaining, NSEC_PER_SEC);
* condition.
*/
if (new_mds_mds_conn)
- target->obd_max_recoverable_clients++;
+ atomic_inc(&target->obd_max_recoverable_clients);
+
if (atomic_inc_return(&target->obd_connected_clients) ==
- target->obd_max_recoverable_clients)
+ atomic_read(&target->obd_max_recoverable_clients))
wake_up(&target->obd_next_transno_waitq);
}
/* Only log a recovery message when recovery has occurred. */
if (obd->obd_recovery_start) {
- time64_t now = ktime_get_real_seconds();
+ time64_t now = ktime_get_seconds();
time64_t elapsed_time;
elapsed_time = max_t(time64_t, now - obd->obd_recovery_start,
1);
LCONSOLE_INFO("%s: Recovery over after %lld:%.02lld, of %d clients %d recovered and %d %s evicted.\n",
- obd->obd_name, (s64)elapsed_time / 60,
- (s64)elapsed_time % 60,
- obd->obd_max_recoverable_clients,
+ obd->obd_name, elapsed_time / 60,
+ elapsed_time % 60,
+ atomic_read(&obd->obd_max_recoverable_clients),
atomic_read(&obd->obd_connected_clients),
obd->obd_stale_clients,
obd->obd_stale_clients == 1 ? "was" : "were");
}
spin_unlock(&obd->obd_recovery_task_lock);
- obd->obd_recovery_end = ktime_get_real_seconds();
+ obd->obd_recovery_end = ktime_get_seconds();
/* When recovery finished, cleanup orphans on MDS and OST. */
if (obd->obd_type && OBP(obd, postrecov)) {
static void abort_req_replay_queue(struct obd_device *obd)
{
struct ptlrpc_request *req, *n;
- struct list_head abort_list;
+ LIST_HEAD(abort_list);
- INIT_LIST_HEAD(&abort_list);
spin_lock(&obd->obd_recovery_task_lock);
list_splice_init(&obd->obd_req_replay_queue, &abort_list);
spin_unlock(&obd->obd_recovery_task_lock);
static void abort_lock_replay_queue(struct obd_device *obd)
{
struct ptlrpc_request *req, *n;
- struct list_head abort_list;
+ LIST_HEAD(abort_list);
- INIT_LIST_HEAD(&abort_list);
spin_lock(&obd->obd_recovery_task_lock);
list_splice_init(&obd->obd_lock_replay_queue, &abort_list);
spin_unlock(&obd->obd_recovery_task_lock);
void target_cleanup_recovery(struct obd_device *obd)
{
struct ptlrpc_request *req, *n;
- struct list_head clean_list;
+ LIST_HEAD(clean_list);
- INIT_LIST_HEAD(&clean_list);
spin_lock(&obd->obd_dev_lock);
if (!obd->obd_recovering) {
spin_unlock(&obd->obd_dev_lock);
return;
}
- delay = ktime_set(obd->obd_recovery_timeout, 0);
- hrtimer_start(&obd->obd_recovery_timer, delay, HRTIMER_MODE_REL);
- obd->obd_recovery_start = ktime_get_real_seconds();
+ obd->obd_recovery_start = ktime_get_seconds();
+ delay = ktime_set(obd->obd_recovery_start +
+ obd->obd_recovery_timeout, 0);
+ hrtimer_start(&obd->obd_recovery_timer, delay, HRTIMER_MODE_ABS);
spin_unlock(&obd->obd_dev_lock);
- LCONSOLE_WARN("%s: Will be in recovery for at least %llu:%02llu, or until %d client%s reconnect%s\n",
+ LCONSOLE_WARN("%s: Will be in recovery for at least %u:%02u, or until %d client%s reconnect%s\n",
obd->obd_name,
obd->obd_recovery_timeout / 60,
obd->obd_recovery_timeout % 60,
- obd->obd_max_recoverable_clients,
- (obd->obd_max_recoverable_clients == 1) ? "" : "s",
- (obd->obd_max_recoverable_clients == 1) ? "s" : "");
+ atomic_read(&obd->obd_max_recoverable_clients),
+ (atomic_read(&obd->obd_max_recoverable_clients) == 1) ?
+ "" : "s",
+ (atomic_read(&obd->obd_max_recoverable_clients) == 1) ?
+ "s" : "");
}
/**
* extend recovery window.
*
- * if @extend is true, extend recovery window to have @drt remaining at least;
- * otherwise, make sure the recovery timeout value is not less than @drt.
+ * if @extend is true, extend recovery window to have @dr_timeout remaining
+ * at least; otherwise, make sure the recovery timeout value is not less
+ * than @dr_timeout.
*/
-static void extend_recovery_timer(struct obd_device *obd, time_t drt,
+static void extend_recovery_timer(struct obd_device *obd, timeout_t dr_timeout,
bool extend)
{
ktime_t left_ns;
- time_t left;
- time_t to;
+ timeout_t timeout;
+ timeout_t left;
spin_lock(&obd->obd_dev_lock);
- if (!obd->obd_recovering || obd->obd_abort_recovery) {
+ if (!obd->obd_recovering || obd->obd_abort_recovery ||
+ obd->obd_stopping) {
spin_unlock(&obd->obd_dev_lock);
return;
}
LASSERT(obd->obd_recovery_start != 0);
- to = obd->obd_recovery_timeout;
left_ns = hrtimer_expires_remaining(&obd->obd_recovery_timer);
left = ktime_divns(left_ns, NSEC_PER_SEC);
- if (extend && (drt > left))
- to += drt - left;
- else if (!extend && (drt > to))
- to = drt;
-
- if (to > obd->obd_recovery_time_hard) {
- to = obd->obd_recovery_time_hard;
- CWARN("%s: extended recovery timer reaching hard limit: %ld, extend: %d\n",
- obd->obd_name, to, extend);
+ if (extend) {
+ timeout = obd->obd_recovery_timeout;
+ /* dr_timeout will happen after the hrtimer has expired.
+ * Add the excess time to the soft recovery timeout without
+ * exceeding the hard recovery timeout.
+ */
+ if (dr_timeout > left) {
+ timeout += dr_timeout - left;
+ timeout = min_t(timeout_t, obd->obd_recovery_time_hard,
+ timeout);
+ }
+ } else {
+ timeout = clamp_t(timeout_t, dr_timeout,
+ obd->obd_recovery_timeout,
+ obd->obd_recovery_time_hard);
}
- if (obd->obd_recovery_timeout < to) {
- ktime_t now = ktime_get_real();
- ktime_t end;
+ if (timeout == obd->obd_recovery_time_hard)
+ CWARN("%s: extended recovery timer reached hard limit: %d, extend: %d\n",
+ obd->obd_name, timeout, extend);
+
+ if (obd->obd_recovery_timeout < timeout) {
+ ktime_t end, now;
- obd->obd_recovery_timeout = to;
- end = ktime_set(obd->obd_recovery_start + to, 0);
+ obd->obd_recovery_timeout = timeout;
+ end = ktime_set(obd->obd_recovery_start + timeout, 0);
+ now = ktime_set(ktime_get_seconds(), 0);
left_ns = ktime_sub(end, now);
- hrtimer_forward_now(&obd->obd_recovery_timer, left_ns);
- left = ktime_divns(left_ns, NSEC_PER_MSEC);
+ hrtimer_start(&obd->obd_recovery_timer, end, HRTIMER_MODE_ABS);
+ left = ktime_divns(left_ns, NSEC_PER_SEC);
}
spin_unlock(&obd->obd_dev_lock);
- CDEBUG(D_HA, "%s: recovery timer will expire in %ld seconds\n",
+ CDEBUG(D_HA, "%s: recovery timer will expire in %d seconds\n",
obd->obd_name, left);
}
struct ptlrpc_request *req,
int new_client)
{
- time_t service_time = lustre_msg_get_service_time(req->rq_reqmsg);
+ timeout_t service_timeout = lustre_msg_get_service_timeout(req->rq_reqmsg);
struct obd_device_target *obt = &obd->u.obt;
- if (!new_client && service_time)
+ if (!new_client && service_timeout)
/*
* Teach server about old server's estimates, as first guess
* at how long new requests will take.
*/
at_measured(&req->rq_rqbd->rqbd_svcpt->scp_at_estimate,
- service_time);
+ service_timeout);
target_start_recovery_timer(obd);
/*
* Convert the service time to RPC timeout,
- * and reuse service_time to limit stack usage.
+ * and reuse service_timeout to limit stack usage.
*/
- service_time = at_est2timeout(service_time);
+ service_timeout = at_est2timeout(service_timeout);
if (OBD_FAIL_CHECK(OBD_FAIL_TGT_SLUGGISH_NET) &&
- service_time < at_extra)
- service_time = at_extra;
+ service_timeout < at_extra)
+ service_timeout = at_extra;
/*
- * We expect other clients to timeout within service_time, then try
+ * We expect other clients to timeout within service_timeout, then try
* to reconnect, then try the failover server. The max delay between
* connect attempts is SWITCH_MAX + SWITCH_INC + INITIAL.
*/
- service_time += 2 * INITIAL_CONNECT_TIMEOUT;
+ service_timeout += 2 * INITIAL_CONNECT_TIMEOUT;
LASSERT(obt->obt_magic == OBT_MAGIC);
- service_time += 2 * (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC);
- if (service_time > obd->obd_recovery_timeout && !new_client)
- extend_recovery_timer(obd, service_time, false);
+ service_timeout += 2 * (CONNECTION_SWITCH_MAX + CONNECTION_SWITCH_INC);
+ if (service_timeout > obd->obd_recovery_timeout && !new_client)
+ extend_recovery_timer(obd, service_timeout, false);
}
/** Health checking routines */
CDEBUG(D_HA,
"max: %d, connected: %d, completed: %d, queue_len: %d, req_transno: %llu, next_transno: %llu\n",
- obd->obd_max_recoverable_clients, connected, completed,
+ atomic_read(&obd->obd_max_recoverable_clients),
+ connected, completed,
queue_len, req_transno, next_transno);
if (obd->obd_abort_recovery) {
last = now;
}
}
- if (obd->obd_recovery_start != 0 && ktime_get_real_seconds() >=
+ if (obd->obd_recovery_start != 0 && ktime_get_seconds() >=
(obd->obd_recovery_start + obd->obd_recovery_time_hard)) {
__u64 next_update_transno = 0;
* yet, let's wait those threads stopped
*/
if (next_update_transno == 0) {
- struct l_wait_info lwi = { 0 };
-
- l_wait_event(tdtd->tdtd_recovery_threads_waitq,
- atomic_read(
- &tdtd->tdtd_recovery_threads_count) == 0,
- &lwi);
+ spin_unlock(&obd->obd_recovery_task_lock);
+ wait_event_idle(
+ tdtd->tdtd_recovery_threads_waitq,
+ atomic_read(&tdtd->tdtd_recovery_threads_count)
+ == 0);
+ spin_lock(&obd->obd_recovery_task_lock);
next_update_transno =
distribute_txn_get_next_transno(
lut->lut_tdtd);
while (wait_event_timeout(obd->obd_next_transno_waitq,
check_routine(lut),
- msecs_to_jiffies(60 * MSEC_PER_SEC)) == 0)
+ cfs_time_seconds(60)) == 0)
; /* wait indefinitely for event, but don't trigger watchdog */
if (obd->obd_abort_recovery) {
CWARN("recovery is aborted, evict exports in recovery\n");
if (lut->lut_tdtd != NULL) {
- struct l_wait_info lwi = { 0 };
-
tdtd = lut->lut_tdtd;
/*
* Let's wait all of the update log recovery thread
* finished
*/
- l_wait_event(tdtd->tdtd_recovery_threads_waitq,
- atomic_read(&tdtd->tdtd_recovery_threads_count) == 0,
- &lwi);
+ wait_event_idle(
+ tdtd->tdtd_recovery_threads_waitq,
+ atomic_read(&tdtd->tdtd_recovery_threads_count)
+ == 0);
/* Then abort the update recovery list */
dtrq_list_destroy(lut->lut_tdtd);
}
/** evict exports which didn't finish recovery yet */
class_disconnect_stale_exports(obd, exp_finished);
return 1;
- } else if (obd->obd_recovery_expired) {
+ } else if (obd->obd_recovery_expired &&
+ obd->obd_recovery_timeout < obd->obd_recovery_time_hard) {
obd->obd_recovery_expired = 0;
+
/** If some clients died being recovered, evict them */
LCONSOLE_WARN("%s: recovery is timed out, evict stale exports\n",
obd->obd_name);
(void)handler(req);
lu_context_exit(&thread->t_env->le_ctx);
+ req->rq_svc_thread->t_env->le_ses = NULL;
+
/* don't reset timer for final stage */
if (!exp_finished(req->rq_export)) {
- time_t to = obd_timeout;
+ timeout_t timeout = obd_timeout;
/**
- * Add request timeout to the recovery time so next request from
+ * Add request @timeout to the recovery time so next request from
* this client may come in recovery time
*/
if (!AT_OFF) {
struct ptlrpc_service_part *svcpt;
+ timeout_t est_timeout;
svcpt = req->rq_rqbd->rqbd_svcpt;
/*
* use the maxium timeout here for waiting the client
* sending the next req
*/
- to = max_t(time_t,
- at_est2timeout(at_get(&svcpt->scp_at_estimate)),
- lustre_msg_get_timeout(req->rq_reqmsg));
+ est_timeout = at_get(&svcpt->scp_at_estimate);
+ timeout = max_t(timeout_t, at_est2timeout(est_timeout),
+ lustre_msg_get_timeout(req->rq_reqmsg));
/*
* Add 2 net_latency, one for balance rq_deadline
* (see ptl_send_rpc), one for resend the req to server,
* Note: client will pack net_latency in replay req
* (see ptlrpc_replay_req)
*/
- to += 2 * lustre_msg_get_service_time(req->rq_reqmsg);
+ timeout += 2 * lustre_msg_get_service_timeout(req->rq_reqmsg);
}
- extend_recovery_timer(class_exp2obd(req->rq_export), to, true);
+ extend_recovery_timer(class_exp2obd(req->rq_export), timeout,
+ true);
}
EXIT;
}
CDEBUG(D_HA,
"connected %d stale %d max_recoverable_clients %d abort %d expired %d\n",
- clnts, obd->obd_stale_clients, obd->obd_max_recoverable_clients,
+ clnts, obd->obd_stale_clients,
+ atomic_read(&obd->obd_max_recoverable_clients),
obd->obd_abort_recovery, obd->obd_recovery_expired);
if (!obd->obd_abort_recovery && !obd->obd_recovery_expired) {
- LASSERT(clnts <= obd->obd_max_recoverable_clients);
+ LASSERT(clnts <=
+ atomic_read(&obd->obd_max_recoverable_clients));
if (clnts + obd->obd_stale_clients <
- obd->obd_max_recoverable_clients)
+ atomic_read(&obd->obd_max_recoverable_clients))
return 0;
}
if (lut->lut_tdtd != NULL) {
if (!lut->lut_tdtd->tdtd_replay_ready &&
- !obd->obd_abort_recovery) {
+ !obd->obd_abort_recovery && !obd->obd_stopping) {
/*
* Let's extend recovery timer, in case the recovery
* timer expired, and some clients got evicted
extend_recovery_timer(obd, obd->obd_recovery_timeout,
true);
CDEBUG(D_HA,
- "%s update recovery is not ready, extend recovery %llu\n",
+ "%s update recovery is not ready, extend recovery %d\n",
obd->obd_name, obd->obd_recovery_timeout);
return 0;
}
struct ptlrpc_request *req)
{
DEBUG_REQ(D_HA, req,
- "remove t%lld from %s because of duplicate update records are found.\n",
+ "remove t%lld from %s because duplicate update records found",
lustre_msg_get_transno(req->rq_reqmsg),
libcfs_nid2str(req->rq_peer.nid));
lustre_msg_set_transno(req->rq_repmsg, req->rq_transno);
target_send_reply(req, req->rq_status, 0);
} else {
- DEBUG_REQ(D_ERROR, req, "wrong opc from %s\n",
+ DEBUG_REQ(D_ERROR, req, "wrong opc from %s",
libcfs_nid2str(req->rq_peer.nid));
}
target_exp_dequeue_req_replay(req);
continue;
}
- LASSERT(trd->trd_processing_task == current_pid());
+ LASSERT(trd->trd_processing_task == current->pid);
DEBUG_REQ(D_HA, req, "processing x%llu t%lld from %s",
req->rq_xid,
lustre_msg_get_transno(req->rq_reqmsg),
tgt_io_thread_init(thread); /* init thread_big_cache for IO requests */
CDEBUG(D_HA, "%s: started recovery thread pid %d\n", obd->obd_name,
- current_pid());
- trd->trd_processing_task = current_pid();
+ current->pid);
+ trd->trd_processing_task = current->pid;
spin_lock(&obd->obd_dev_lock);
obd->obd_recovering = 1;
CDEBUG(D_INFO, "2: lock replay stage - %d clients\n",
atomic_read(&obd->obd_lock_replay_clients));
while ((req = target_next_replay_lock(lut))) {
- LASSERT(trd->trd_processing_task == current_pid());
- DEBUG_REQ(D_HA, req, "processing lock from %s: ",
+ LASSERT(trd->trd_processing_task == current->pid);
+ DEBUG_REQ(D_HA, req, "processing lock from %s:",
libcfs_nid2str(req->rq_peer.nid));
handle_recovery_req(thread, req,
trd->trd_recovery_handler);
target_cancel_recovery_timer(obd);
spin_unlock(&obd->obd_recovery_task_lock);
while ((req = target_next_final_ping(obd))) {
- LASSERT(trd->trd_processing_task == current_pid());
- DEBUG_REQ(D_HA, req, "processing final ping from %s: ",
+ LASSERT(trd->trd_processing_task == current->pid);
+ DEBUG_REQ(D_HA, req, "processing final ping from %s:",
libcfs_nid2str(req->rq_peer.nid));
handle_recovery_req(thread, req,
trd->trd_recovery_handler);
CDEBUG(D_HA,
"%s: recovery timed out; %d clients are still in recovery after %llu seconds (%d clients connected)\n",
obd->obd_name, atomic_read(&obd->obd_lock_replay_clients),
- ktime_get_real_seconds() - obd->obd_recovery_start,
+ ktime_get_seconds() - obd->obd_recovery_start,
atomic_read(&obd->obd_connected_clients));
obd->obd_recovery_expired = 1;
if (lut->lut_bottom->dd_rdonly)
return;
- if (obd->obd_max_recoverable_clients == 0) {
+ if (atomic_read(&obd->obd_max_recoverable_clients) == 0) {
/** Update server last boot epoch */
tgt_boot_epoch_update(lut);
return;
CDEBUG(D_HA, "RECOVERY: service %s, %d recoverable clients, "
"last_transno %llu\n", obd->obd_name,
- obd->obd_max_recoverable_clients, obd->obd_last_committed);
+ atomic_read(&obd->obd_max_recoverable_clients),
+ obd->obd_last_committed);
LASSERT(obd->obd_stopping == 0);
obd->obd_next_recovery_transno = obd->obd_last_committed + 1;
obd->obd_recovery_start = 0;
obd->obd_recovery_end = 0;
- hrtimer_init(&obd->obd_recovery_timer, CLOCK_REALTIME,
- HRTIMER_MODE_REL);
+ hrtimer_init(&obd->obd_recovery_timer, CLOCK_MONOTONIC,
+ HRTIMER_MODE_ABS);
obd->obd_recovery_timer.function = &target_recovery_expired;
target_start_recovery_thread(lut, handler);
}
ENTRY;
- if (obd->obd_recovery_data.trd_processing_task == current_pid()) {
+ if (obd->obd_recovery_data.trd_processing_task == current->pid) {
/* Processing the queue right now, don't re-add. */
RETURN(1);
}
cfs_fail_val = 0;
wake_up(&cfs_race_waitq);
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(cfs_time_seconds(1));
+ schedule_timeout_interruptible(
+ cfs_time_seconds(1));
}
}
if (duplicate != NULL) {
DEBUG_REQ(D_HA, duplicate,
- "put prev final req\n");
+ "put prev final req");
target_request_copy_put(duplicate);
}
RETURN(0);
#endif
#ifdef HAVE_SERVER_SUPPORT
-static int target_bulk_timeout(void *data)
-{
- ENTRY;
- /*
- * We don't fail the connection here, because having the export
- * killed makes the (vital) call to commitrw very sad.
- */
- RETURN(1);
-}
-
static inline const char *bulk2type(struct ptlrpc_request *req)
{
if (req->rq_bulk_read)
return "UNKNOWN";
}
-int target_bulk_io(struct obd_export *exp, struct ptlrpc_bulk_desc *desc,
- struct l_wait_info *lwi)
+int target_bulk_io(struct obd_export *exp, struct ptlrpc_bulk_desc *desc)
{
struct ptlrpc_request *req = desc->bd_req;
- time64_t start = ktime_get_real_seconds();
+ time64_t start = ktime_get_seconds();
time64_t deadline;
int rc = 0;
ENTRY;
/* If there is eviction in progress, wait for it to finish. */
- if (unlikely(atomic_read(&exp->exp_obd->obd_evict_inprogress))) {
- *lwi = LWI_INTR(NULL, NULL);
- rc = l_wait_event(exp->exp_obd->obd_evict_inprogress_waitq,
- !atomic_read(&exp->exp_obd->obd_evict_inprogress),
- lwi);
- }
+ wait_event_idle(
+ exp->exp_obd->obd_evict_inprogress_waitq,
+ !atomic_read(&exp->exp_obd->obd_evict_inprogress));
/* Check if client was evicted or reconnected already. */
if (exp->exp_failed ||
}
if (rc < 0) {
- DEBUG_REQ(D_ERROR, req, "bulk %s failed: rc %d",
+ DEBUG_REQ(D_ERROR, req, "bulk %s failed: rc = %d",
bulk2type(req), rc);
RETURN(rc);
}
deadline = req->rq_deadline;
do {
- time64_t timeoutl = deadline - ktime_get_real_seconds();
- long timeout_jiffies = timeoutl <= 0 ?
- 1 : cfs_time_seconds(timeoutl);
+ time64_t timeoutl = deadline - ktime_get_seconds();
time64_t rq_deadline;
- *lwi = LWI_TIMEOUT_INTERVAL(timeout_jiffies,
- cfs_time_seconds(1),
- target_bulk_timeout, desc);
- rc = l_wait_event(desc->bd_waitq,
- !ptlrpc_server_bulk_active(desc) ||
- exp->exp_failed ||
- exp->exp_conn_cnt >
- lustre_msg_get_conn_cnt(req->rq_reqmsg),
- lwi);
- LASSERT(rc == 0 || rc == -ETIMEDOUT);
+ while (timeoutl >= 0 &&
+ wait_event_idle_timeout(
+ desc->bd_waitq,
+ !ptlrpc_server_bulk_active(desc) ||
+ exp->exp_failed ||
+ exp->exp_conn_cnt >
+ lustre_msg_get_conn_cnt(req->rq_reqmsg),
+ timeoutl ? cfs_time_seconds(1) : 1) == 0)
+ timeoutl -= 1;
+ rc = timeoutl < 0 ? -ETIMEDOUT : 0;
+
/* Wait again if we changed rq_deadline. */
rq_deadline = READ_ONCE(req->rq_deadline);
deadline = start + bulk_timeout;
if (deadline > rq_deadline)
deadline = rq_deadline;
} while (rc == -ETIMEDOUT &&
- deadline > ktime_get_real_seconds());
+ deadline > ktime_get_seconds());
if (rc == -ETIMEDOUT) {
DEBUG_REQ(D_ERROR, req, "timeout on bulk %s after %lld%+llds",