return !!(d->opd_pre_thread.t_flags & SVC_STOPPED);
}
-static void osp_statfs_timer_cb(unsigned long _d)
+static void osp_statfs_timer_cb(cfs_timer_cb_arg_t data)
{
- struct osp_device *d = (struct osp_device *) _d;
+ struct osp_device *d = cfs_from_timer(d, data, opd_statfs_timer);
LASSERT(d);
- if (d->opd_pre != NULL && osp_precreate_running(d))
+ if (osp_precreate_running(d))
wake_up(&d->opd_pre_waitq);
}
* \retval negative negated errno on error
*/
static int osp_statfs_interpret(const struct lu_env *env,
- struct ptlrpc_request *req,
- union ptlrpc_async_args *aa, int rc)
+ struct ptlrpc_request *req, void *args, int rc)
{
+ union ptlrpc_async_args *aa = args;
struct obd_import *imp = req->rq_import;
struct obd_statfs *msfs;
struct osp_device *d;
d->opd_statfs = *msfs;
- osp_pre_update_status(d, rc);
+ if (d->opd_pre)
+ osp_pre_update_status(d, rc);
/* schedule next update */
maxage_ns = d->opd_statfs_maxage * NSEC_PER_SEC;
RETURN(0);
out:
- /* couldn't update statfs, try again as soon as possible */
+ /* couldn't update statfs, try again with a small delay */
+ d->opd_statfs_fresh_till = ktime_add_ns(ktime_get(), 10 * NSEC_PER_SEC);
+ d->opd_statfs_update_in_progress = 0;
if (d->opd_pre != NULL && osp_precreate_running(d))
wake_up(&d->opd_pre_waitq);
imp = d->opd_obd->u.cli.cl_import;
LASSERT(imp);
- req = ptlrpc_request_alloc(imp, &RQF_OST_STATFS);
+ req = ptlrpc_request_alloc(imp,
+ d->opd_pre ? &RQF_OST_STATFS : &RQF_MDS_STATFS);
if (req == NULL)
RETURN(-ENOMEM);
- rc = ptlrpc_request_pack(req, LUSTRE_OST_VERSION, OST_STATFS);
+ rc = ptlrpc_request_pack(req,
+ d->opd_pre ? LUSTRE_OST_VERSION : LUSTRE_MDS_VERSION,
+ d->opd_pre ? OST_STATFS : MDS_STATFS);
if (rc) {
ptlrpc_request_free(req);
RETURN(rc);
}
ptlrpc_request_set_replen(req);
- req->rq_request_portal = OST_CREATE_PORTAL;
+ if (d->opd_pre)
+ req->rq_request_portal = OST_CREATE_PORTAL;
ptlrpc_at_set_req_timeout(req);
- req->rq_interpret_reply = (ptlrpc_interpterer_t)osp_statfs_interpret;
+ req->rq_interpret_reply = osp_statfs_interpret;
aa = ptlrpc_req_async_args(req);
aa->pointer_arg[0] = d;
{
int rc;
+ if (d->opd_pre == NULL)
+ return 0;
+
/* XXX: do we really need locking here? */
spin_lock(&d->opd_pre_lock);
rc = osp_precreate_near_empty_nolock(env, d);
struct lu_buf *lb_oid = &oti->osi_lb;
struct lu_buf *lb_oseq = &oti->osi_lb2;
loff_t oid_off;
+ u64 oid;
loff_t oseq_off;
struct thandle *th;
int rc;
/* Note: through f_oid is only 32 bits, it will also write 64 bits
* for oid to keep compatibility with the previous version. */
- lb_oid->lb_buf = &fid->f_oid;
- lb_oid->lb_len = sizeof(u64);
- oid_off = sizeof(u64) * osp->opd_index;
+ oid = fid->f_oid;
+ osp_objid_buf_prep(lb_oid, &oid_off,
+ &oid, osp->opd_index);
- lb_oseq->lb_buf = &fid->f_seq;
- lb_oseq->lb_len = sizeof(u64);
- oseq_off = sizeof(u64) * osp->opd_index;
+ osp_objseq_buf_prep(lb_oseq, &oseq_off,
+ &fid->f_seq, osp->opd_index);
th = dt_trans_create(env, osp->opd_storage);
if (IS_ERR(th))
/* Update last_xxx to the new seq */
spin_lock(&osp->opd_pre_lock);
osp->opd_last_used_fid = *fid;
+ osp_fid_to_obdid(fid, &osp->opd_last_id);
osp->opd_gap_start_fid = *fid;
osp->opd_pre_used_fid = *fid;
osp->opd_pre_last_created_fid = *fid;
*fid = d->opd_pre_last_created_fid;
rc = osp_precreate_fids(env, d, fid, &grow);
- if (rc == 1) {
+ if (rc == 1)
/* Current seq has been used up*/
- if (!osp_is_fid_client(d)) {
- osp_pre_update_status(d, -ENOSPC);
- rc = -ENOSPC;
- }
- wake_up(&d->opd_pre_waitq);
- GOTO(out_req, rc);
- }
+ GOTO(out_req, rc = -ENOSPC);
if (!osp_is_fid_client(d)) {
/* Non-FID client will always send seq 0 because of
ready:
if (osp_fid_diff(fid, &d->opd_pre_used_fid) <= 0) {
- CERROR("%s: precreate fid "DFID" < local used fid "DFID
+ CERROR("%s: precreate fid "DFID" <= local used fid "DFID
": rc = %d\n", d->opd_obd->obd_name,
PFID(fid), PFID(&d->opd_pre_used_fid), -ESTALE);
GOTO(out_req, rc = -ESTALE);
else if (msfs->os_ffree > 64)
msfs->os_state &= ~OS_STATE_ENOINO;
+ CDEBUG(D_INFO, "%s: status: %llu blocks, %llu "
+ "free, %llu avail, %llu MB avail, %u "
+ "hwm -> %d: rc = %d\n",
+ d->opd_obd->obd_name, msfs->os_blocks,
+ msfs->os_bfree, msfs->os_bavail,
+ available, d->opd_reserved_mb_high,
+ d->opd_pre_status, rc);
if (available < d->opd_reserved_mb_low)
msfs->os_state |= OS_STATE_ENOSPC;
else if (available > d->opd_reserved_mb_high)
available, d->opd_reserved_mb_low,
d->opd_pre_status, rc);
}
+
+ /* Object precreation is skipped on the OST with
+ * max_create_count=0. */
+ if (d->opd_pre_max_create_count == 0)
+ msfs->os_state |= OS_STATE_NOPRECREATE;
+ else
+ msfs->os_state &= ~OS_STATE_NOPRECREATE;
}
out:
wake_up(&d->opd_pre_user_waitq);
* need to be connected to OST
*/
while (osp_precreate_running(d)) {
- if (d->opd_pre_recovering &&
+ if ((d->opd_pre == NULL || d->opd_pre_recovering) &&
d->opd_imp_connected &&
!d->opd_got_disconnected)
break;
if (!osp_precreate_running(d))
break;
- LASSERT(d->opd_obd->u.cli.cl_seq != NULL);
- /* Sigh, fid client is not ready yet */
- if (d->opd_obd->u.cli.cl_seq->lcs_exp == NULL)
- continue;
+ if (d->opd_pre) {
+ LASSERT(d->opd_obd->u.cli.cl_seq != NULL);
+ /* Sigh, fid client is not ready yet */
+ if (d->opd_obd->u.cli.cl_seq->lcs_exp == NULL)
+ continue;
- /* Init fid for osp_precreate if necessary */
- rc = osp_init_pre_fid(d);
- if (rc != 0) {
- class_export_put(d->opd_exp);
- d->opd_obd->u.cli.cl_seq->lcs_exp = NULL;
- CERROR("%s: init pre fid error: rc = %d\n",
- d->opd_obd->obd_name, rc);
- continue;
+ /* Init fid for osp_precreate if necessary */
+ rc = osp_init_pre_fid(d);
+ if (rc != 0) {
+ class_export_put(d->opd_exp);
+ d->opd_obd->u.cli.cl_seq->lcs_exp = NULL;
+ CERROR("%s: init pre fid error: rc = %d\n",
+ d->opd_obd->obd_name, rc);
+ continue;
+ }
}
if (osp_statfs_update(&env, d)) {
continue;
}
- /*
- * Clean up orphans or recreate missing objects.
- */
- rc = osp_precreate_cleanup_orphans(&env, d);
- if (rc != 0) {
- schedule_timeout_interruptible(cfs_time_seconds(1));
- continue;
+ if (d->opd_pre) {
+ /*
+ * Clean up orphans or recreate missing objects.
+ */
+ rc = osp_precreate_cleanup_orphans(&env, d);
+ if (rc != 0) {
+ schedule_timeout_interruptible(cfs_time_seconds(1));
+ continue;
+ }
}
+
/*
* connected, can handle precreates now
*/
if (osp_statfs_update(&env, d))
break;
+ if (d->opd_pre == NULL)
+ continue;
+
/* To avoid handling different seq in precreate/orphan
* cleanup, it will hold precreate until current seq is
* used up. */
if (atomic_read(&d->opd_sync_changes) && synced == 0) {
/* force local commit to release space */
dt_commit_async(env, d->opd_storage);
- osp_sync_force(env, d);
+ osp_sync_check_for_work(d);
synced = 1;
}
if (atomic_read(&d->opd_sync_rpcs_in_progress)) {
* all reservations are released, see comment in
* osp_precreate_thread() just before orphan cleanup
*/
- if (unlikely(d->opd_pre_reserved == 0 && d->opd_pre_status))
+ if (unlikely(d->opd_pre_reserved == 0 &&
+ (d->opd_pre_recovering || d->opd_pre_status)))
wake_up(&d->opd_pre_waitq);
return 0;
if (req == NULL)
RETURN(-ENOMEM);
- /* XXX: capa support? */
- /* osc_set_capa_size(req, &RMF_CAPA1, capa); */
rc = ptlrpc_request_pack(req, LUSTRE_OST_VERSION, OST_PUNCH);
if (rc) {
ptlrpc_request_free(req);
*/
int osp_init_precreate(struct osp_device *d)
{
- struct l_wait_info lwi = { 0 };
- struct task_struct *task;
-
ENTRY;
OBD_ALLOC_PTR(d->opd_pre);
RETURN(-ENOMEM);
/* initially precreation isn't ready */
+ init_waitqueue_head(&d->opd_pre_user_waitq);
d->opd_pre_status = -EAGAIN;
fid_zero(&d->opd_pre_used_fid);
d->opd_pre_used_fid.f_oid = 1;
fid_zero(&d->opd_pre_last_created_fid);
d->opd_pre_last_created_fid.f_oid = 1;
+ d->opd_last_id = 0;
d->opd_pre_reserved = 0;
d->opd_got_disconnected = 1;
d->opd_pre_create_slow = 0;
d->opd_reserved_mb_high = 0;
d->opd_reserved_mb_low = 0;
+ RETURN(0);
+}
+
+/**
+ * Finish precreate functionality of OSP
+ *
+ *
+ * Asks all the activity (the thread, update timer) to stop, then
+ * wait till that is done.
+ *
+ * \param[in] d OSP device
+ */
+void osp_precreate_fini(struct osp_device *d)
+{
+ ENTRY;
+
+ if (d->opd_pre == NULL)
+ RETURN_EXIT;
+
+ OBD_FREE_PTR(d->opd_pre);
+ d->opd_pre = NULL;
+
+ EXIT;
+}
+
+int osp_init_statfs(struct osp_device *d)
+{
+ struct l_wait_info lwi = { 0 };
+ struct task_struct *task;
+
+ ENTRY;
+
spin_lock_init(&d->opd_pre_lock);
init_waitqueue_head(&d->opd_pre_waitq);
- init_waitqueue_head(&d->opd_pre_user_waitq);
thread_set_flags(&d->opd_pre_thread, SVC_INIT);
init_waitqueue_head(&d->opd_pre_thread.t_ctl_waitq);
CDEBUG(D_OTHER, "current %lldns, fresh till %lldns\n",
ktime_get_ns(),
ktime_to_ns(d->opd_statfs_fresh_till));
- setup_timer(&d->opd_statfs_timer, osp_statfs_timer_cb,
- (unsigned long)d);
+ cfs_timer_setup(&d->opd_statfs_timer, osp_statfs_timer_cb,
+ (unsigned long)d, 0);
if (d->opd_storage->dd_rdonly)
RETURN(0);
RETURN(0);
}
-/**
- * Finish precreate functionality of OSP
- *
- *
- * Asks all the activity (the thread, update timer) to stop, then
- * wait till that is done.
- *
- * \param[in] d OSP device
- */
-void osp_precreate_fini(struct osp_device *d)
+void osp_statfs_fini(struct osp_device *d)
{
struct ptlrpc_thread *thread = &d->opd_pre_thread;
ENTRY;
del_timer(&d->opd_statfs_timer);
- if (d->opd_pre == NULL)
- RETURN_EXIT;
-
if (!thread_is_init(thread) && !thread_is_stopped(thread)) {
thread->t_flags = SVC_STOPPING;
wake_up(&d->opd_pre_waitq);
wait_event(thread->t_ctl_waitq, thread_is_stopped(thread));
}
- OBD_FREE_PTR(d->opd_pre);
- d->opd_pre = NULL;
-
EXIT;
}
-