LU-11775 obdclass: protect imp_sec using rwlock_t

[fs/lustre-release.git] / lustre / lmv / lproc_lmv.c

diff --git a/lustre/lmv/lproc_lmv.c b/lustre/lmv/lproc_lmv.c
index 95fe927..981b032 100644 (file)
--- a/lustre/lmv/lproc_lmv.c
+++ b/lustre/lmv/lproc_lmv.c
@@ -75,6 +75,109 @@ static ssize_t desc_uuid_show(struct kobject *kobj, struct attribute *attr,
 }
 LUSTRE_RO_ATTR(desc_uuid);
 
+static ssize_t qos_maxage_show(struct kobject *kobj,
+                              struct attribute *attr,
+                              char *buf)
+{
+       struct obd_device *dev = container_of(kobj, struct obd_device,
+                                             obd_kset.kobj);
+
+       return sprintf(buf, "%u\n", dev->u.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 *dev = container_of(kobj, struct obd_device,
+                                             obd_kset.kobj);
+       unsigned int val;
+       int rc;
+
+       rc = kstrtouint(buffer, 0, &val);
+       if (rc)
+               return rc;
+
+       dev->u.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 *dev = container_of(kobj, struct obd_device,
+                                             obd_kset.kobj);
+
+       return sprintf(buf, "%u%%\n",
+                      (dev->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 *dev = container_of(kobj, struct obd_device,
+                                             obd_kset.kobj);
+       struct lmv_obd *lmv = &dev->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;
+       lmv->lmv_qos.lq_dirty = 1;
+       lmv->lmv_qos.lq_reset = 1;
+
+       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 *dev = container_of(kobj, struct obd_device,
+                                             obd_kset.kobj);
+
+       return sprintf(buf, "%u%%\n",
+                      (dev->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 *dev = container_of(kobj, struct obd_device,
+                                             obd_kset.kobj);
+       struct lmv_obd *lmv = &dev->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;
+       lmv->lmv_qos.lq_dirty = 1;
+
+       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)
 {
@@ -117,7 +220,7 @@ 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;
 }
@@ -156,6 +259,9 @@ static struct attribute *lmv_attrs[] = {
        &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,
 };