static ssize_t numobd_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
- struct obd_device *dev = container_of(kobj, struct obd_device,
+ struct obd_device *obd = container_of(kobj, struct obd_device,
obd_kset.kobj);
- struct lmv_desc *desc;
- desc = &dev->u.lmv.desc;
- return sprintf(buf, "%u\n", desc->ld_tgt_count);
+ return scnprintf(buf, PAGE_SIZE, "%u\n", obd->u.lmv.lmv_mdt_count);
}
LUSTRE_RO_ATTR(numobd);
static ssize_t activeobd_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
- struct obd_device *dev = container_of(kobj, struct obd_device,
+ struct obd_device *obd = container_of(kobj, struct obd_device,
obd_kset.kobj);
- struct lmv_desc *desc;
- desc = &dev->u.lmv.desc;
- return sprintf(buf, "%u\n", desc->ld_active_tgt_count);
+ return scnprintf(buf, PAGE_SIZE, "%u\n",
+ obd->u.lmv.lmv_mdt_descs.ltd_lmv_desc.ld_active_tgt_count);
}
LUSTRE_RO_ATTR(activeobd);
static ssize_t desc_uuid_show(struct kobject *kobj, struct attribute *attr,
char *buf)
{
- struct obd_device *dev = container_of(kobj, struct obd_device,
+ struct obd_device *obd = container_of(kobj, struct obd_device,
obd_kset.kobj);
- struct lmv_desc *desc;
- desc = &dev->u.lmv.desc;
- return sprintf(buf, "%s\n", desc->ld_uuid.uuid);
+ return scnprintf(buf, PAGE_SIZE, "%s\n",
+ obd->u.lmv.lmv_mdt_descs.ltd_lmv_desc.ld_uuid.uuid);
}
LUSTRE_RO_ATTR(desc_uuid);
+static ssize_t qos_maxage_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+
+ return scnprintf(buf, PAGE_SIZE, "%u\n",
+ obd->u.lmv.lmv_mdt_descs.ltd_lmv_desc.ld_qos_maxage);
+}
+
+static ssize_t qos_maxage_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer,
+ size_t count)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ unsigned int val;
+ int rc;
+
+ rc = kstrtouint(buffer, 0, &val);
+ if (rc)
+ return rc;
+
+ obd->u.lmv.lmv_mdt_descs.ltd_lmv_desc.ld_qos_maxage = val;
+
+ return count;
+}
+LUSTRE_RW_ATTR(qos_maxage);
+
+static ssize_t qos_prio_free_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+
+ return scnprintf(buf, PAGE_SIZE, "%u%%\n",
+ (obd->u.lmv.lmv_qos.lq_prio_free * 100 + 255) >> 8);
+}
+
+static ssize_t qos_prio_free_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer,
+ size_t count)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct lmv_obd *lmv = &obd->u.lmv;
+ unsigned int val;
+ int rc;
+
+ rc = kstrtouint(buffer, 0, &val);
+ if (rc)
+ return rc;
+
+ if (val > 100)
+ return -EINVAL;
+
+ lmv->lmv_qos.lq_prio_free = (val << 8) / 100;
+ set_bit(LQ_DIRTY, &lmv->lmv_qos.lq_flags);
+ set_bit(LQ_RESET, &lmv->lmv_qos.lq_flags);
+
+ return count;
+}
+LUSTRE_RW_ATTR(qos_prio_free);
+
+static ssize_t qos_threshold_rr_show(struct kobject *kobj,
+ struct attribute *attr,
+ char *buf)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+
+ return scnprintf(buf, PAGE_SIZE, "%u%%\n",
+ (obd->u.lmv.lmv_qos.lq_threshold_rr * 100 + 255) >> 8);
+}
+
+static ssize_t qos_threshold_rr_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer,
+ size_t count)
+{
+ struct obd_device *obd = container_of(kobj, struct obd_device,
+ obd_kset.kobj);
+ struct lmv_obd *lmv = &obd->u.lmv;
+ unsigned int val;
+ int rc;
+
+ rc = kstrtouint(buffer, 0, &val);
+ if (rc)
+ return rc;
+
+ if (val > 100)
+ return -EINVAL;
+
+ lmv->lmv_qos.lq_threshold_rr = (val << 8) / 100;
+ set_bit(LQ_DIRTY, &lmv->lmv_qos.lq_flags);
+
+ return count;
+}
+LUSTRE_RW_ATTR(qos_threshold_rr);
+
#ifdef CONFIG_PROC_FS
static void *lmv_tgt_seq_start(struct seq_file *p, loff_t *pos)
{
- struct obd_device *dev = p->private;
- struct lmv_obd *lmv = &dev->u.lmv;
+ struct obd_device *obd = p->private;
+ struct lmv_obd *lmv = &obd->u.lmv;
+ struct lu_tgt_desc *tgt;
+
+ while (*pos < lmv->lmv_mdt_descs.ltd_tgts_size) {
+ tgt = lmv_tgt(lmv, (__u32)*pos);
+ if (tgt)
+ return tgt;
- while (*pos < lmv->tgts_size) {
- if (lmv->tgts[*pos])
- return lmv->tgts[*pos];
++*pos;
}
- return NULL;
+ return NULL;
}
static void lmv_tgt_seq_stop(struct seq_file *p, void *v)
static void *lmv_tgt_seq_next(struct seq_file *p, void *v, loff_t *pos)
{
- struct obd_device *dev = p->private;
- struct lmv_obd *lmv = &dev->u.lmv;
+ struct obd_device *obd = p->private;
+ struct lmv_obd *lmv = &obd->u.lmv;
+ struct lu_tgt_desc *tgt;
++*pos;
- while (*pos < lmv->tgts_size) {
- if (lmv->tgts[*pos])
- return lmv->tgts[*pos];
+ while (*pos < lmv->lmv_mdt_descs.ltd_tgts_size) {
+ tgt = lmv_tgt(lmv, (__u32)*pos);
+ if (tgt)
+ return tgt;
+
++*pos;
}
- return NULL;
+ return NULL;
}
static int lmv_tgt_seq_show(struct seq_file *p, void *v)
return 0;
seq_printf(p, "%u: %s %sACTIVE\n",
- tgt->ltd_idx, tgt->ltd_uuid.uuid,
+ tgt->ltd_index, tgt->ltd_uuid.uuid,
tgt->ltd_active ? "" : "IN");
return 0;
}
&lustre_attr_activeobd.attr,
&lustre_attr_desc_uuid.attr,
&lustre_attr_numobd.attr,
+ &lustre_attr_qos_maxage.attr,
+ &lustre_attr_qos_prio_free.attr,
+ &lustre_attr_qos_threshold_rr.attr,
NULL,
};