* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_stripeoffset_seq_show(struct seq_file *m, void *v)
+static ssize_t stripeoffset_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%lld\n", lod->lod_desc.ld_default_stripe_offset);
- return 0;
+ return sprintf(buf, "%lld\n", lod->lod_desc.ld_default_stripe_offset);
}
/**
* \retval @count on success
* \retval negative error code if failed
*/
-static ssize_t
-lod_stripeoffset_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t stripeoffset_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
long val;
int rc;
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- rc = kstrtol_from_user(buffer, count, 0, &val);
+ rc = kstrtol(buffer, 0, &val);
if (rc)
return rc;
+
if (val < -1 || val > LOV_MAX_STRIPE_COUNT)
return -ERANGE;
return count;
}
-LPROC_SEQ_FOPS(lod_stripeoffset);
+LUSTRE_RW_ATTR(stripeoffset);
/**
* Show default striping pattern (LOV_PATTERN_*).
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_stripetype_seq_show(struct seq_file *m, void *v)
+static ssize_t stripetype_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%u\n", lod->lod_desc.ld_pattern);
- return 0;
+ return sprintf(buf, "%u\n", lod->lod_desc.ld_pattern);
}
/**
* \retval @count on success
* \retval negative error code if failed
*/
-static ssize_t
-lod_stripetype_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t stripetype_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
u32 pattern;
int rc;
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- rc = kstrtouint_from_user(buffer, count, 0, &pattern);
+ rc = kstrtouint(buffer, 0, &pattern);
if (rc)
return rc;
return count;
}
-LPROC_SEQ_FOPS(lod_stripetype);
+LUSTRE_RW_ATTR(stripetype);
/**
* Show default number of stripes.
* \retval 0 on success,
* \retval negative error code if failed
*/
-static int lod_stripecount_seq_show(struct seq_file *m, void *v)
+static ssize_t stripecount_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%d\n",
- (__s16)(lod->lod_desc.ld_default_stripe_count + 1) - 1);
- return 0;
+ return sprintf(buf, "%d\n",
+ (s16)(lod->lod_desc.ld_default_stripe_count + 1) - 1);
}
/**
* \retval @count on success
* \retval negative error code otherwise
*/
-static ssize_t
-lod_stripecount_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t stripecount_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *dev = m->private;
- struct lod_device *lod;
- u32 stripe_count;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
+ int stripe_count;
int rc;
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- rc = kstrtouint_from_user(buffer, count, 0, &stripe_count);
+ rc = kstrtoint(buffer, 0, &stripe_count);
if (rc)
return rc;
+ if (stripe_count < -1)
+ return -ERANGE;
+
lod_fix_desc_stripe_count(&stripe_count);
lod->lod_desc.ld_default_stripe_count = stripe_count;
return count;
}
-LPROC_SEQ_FOPS(lod_stripecount);
+LUSTRE_RW_ATTR(stripecount);
/**
* Show number of targets.
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_numobd_seq_show(struct seq_file *m, void *v)
+static ssize_t numobd_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%u\n", lod->lod_desc.ld_tgt_count);
- return 0;
+ return sprintf(buf, "%u\n", lod->lod_desc.ld_tgt_count);
}
-LPROC_SEQ_FOPS_RO(lod_numobd);
+LUSTRE_RO_ATTR(numobd);
/**
* Show number of active targets.
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_activeobd_seq_show(struct seq_file *m, void *v)
+static ssize_t activeobd_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%u\n", lod->lod_desc.ld_active_tgt_count);
- return 0;
+ return sprintf(buf, "%u\n", lod->lod_desc.ld_active_tgt_count);
}
-LPROC_SEQ_FOPS_RO(lod_activeobd);
+LUSTRE_RO_ATTR(activeobd);
/**
* Show UUID of LOD device.
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_desc_uuid_seq_show(struct seq_file *m, void *v)
+static ssize_t desc_uuid_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%s\n", lod->lod_desc.ld_uuid.uuid);
- return 0;
+ return sprintf(buf, "%s\n", lod->lod_desc.ld_uuid.uuid);
}
-LPROC_SEQ_FOPS_RO(lod_desc_uuid);
+LUSTRE_RO_ATTR(desc_uuid);
/**
* Show QoS priority parameter.
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_qos_priofree_seq_show(struct seq_file *m, void *v)
+static ssize_t qos_prio_free_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod = lu2lod_dev(dev->obd_lu_dev);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(lod != NULL);
- seq_printf(m, "%d%%\n",
- (lod->lod_qos.lq_prio_free * 100 + 255) >> 8);
- return 0;
+ return sprintf(buf, "%d%%\n",
+ (lod->lod_qos.lq_prio_free * 100 + 255) >> 8);
}
/**
* \retval @count on success
* \retval negative error code if failed
*/
-static ssize_t
-lod_qos_priofree_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t qos_prio_free_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
unsigned int val;
int rc;
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
-
- rc = kstrtouint_from_user(buffer, count, 0, &val);
+ rc = kstrtouint(buffer, 0, &val);
if (rc)
return rc;
return count;
}
-LPROC_SEQ_FOPS(lod_qos_priofree);
+LUSTRE_RW_ATTR(qos_prio_free);
/**
* Show threshold for "same space on all OSTs" rule.
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_qos_maxage_seq_show(struct seq_file *m, void *v)
+static ssize_t qos_maxage_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
- seq_printf(m, "%u Sec\n", lod->lod_desc.ld_qos_maxage);
- return 0;
+ return sprintf(buf, "%u Sec\n", lod->lod_desc.ld_qos_maxage);
}
/**
* \retval @count on success
* \retval negative error code if failed
*/
-static ssize_t
-lod_qos_maxage_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t qos_maxage_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *dev = m->private;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
struct lustre_cfg_bufs bufs;
- struct lod_device *lod;
struct lu_device *next;
struct lustre_cfg *lcfg;
char str[32];
int rc;
u32 val;
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
-
- rc = kstrtouint_from_user(buffer, count, 0, &val);
+ rc = kstrtouint(buffer, 0, &val);
if (rc)
return rc;
return count;
}
-LPROC_SEQ_FOPS(lod_qos_maxage);
+LUSTRE_RW_ATTR(qos_maxage);
static void *lod_osts_seq_start(struct seq_file *p, loff_t *pos)
{
return 0;
}
-LPROC_SEQ_FOPS_RO_TYPE(lod, dt_blksize);
-LPROC_SEQ_FOPS_RO_TYPE(lod, dt_kbytestotal);
-LPROC_SEQ_FOPS_RO_TYPE(lod, dt_kbytesfree);
-LPROC_SEQ_FOPS_RO_TYPE(lod, dt_kbytesavail);
-LPROC_SEQ_FOPS_RO_TYPE(lod, dt_filestotal);
-LPROC_SEQ_FOPS_RO_TYPE(lod, dt_filesfree);
-
/**
* Show whether special failout mode for testing is enabled or not.
*
* \retval 0 on success
* \retval negative error code if failed
*/
-static int lod_lmv_failout_seq_show(struct seq_file *m, void *v)
+static ssize_t lmv_failout_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
{
- struct obd_device *dev = m->private;
- struct lod_device *lod;
-
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
- seq_printf(m, "%d\n", lod->lod_lmv_failout ? 1 : 0);
- return 0;
+ return sprintf(buf, "%d\n", lod->lod_lmv_failout ? 1 : 0);
}
/**
* \retval @count on success
* \retval negative error code if failed
*/
-static ssize_t
-lod_lmv_failout_seq_write(struct file *file, const char __user *buffer,
- size_t count, loff_t *off)
+static ssize_t lmv_failout_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
{
- struct seq_file *m = file->private_data;
- struct obd_device *dev = m->private;
- struct lod_device *lod;
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct lod_device *lod = dt2lod_dev(dt);
bool val = 0;
int rc;
- LASSERT(dev != NULL);
- lod = lu2lod_dev(dev->obd_lu_dev);
-
- rc = kstrtobool_from_user(buffer, count, &val);
+ rc = kstrtobool(buffer, &val);
if (rc)
return rc;
return count;
}
-LPROC_SEQ_FOPS(lod_lmv_failout);
+LUSTRE_RW_ATTR(lmv_failout);
static struct lprocfs_vars lprocfs_lod_obd_vars[] = {
{ .name = "stripesize",
.fops = &lod_stripesize_fops },
- { .name = "stripeoffset",
- .fops = &lod_stripeoffset_fops },
- { .name = "stripecount",
- .fops = &lod_stripecount_fops },
- { .name = "stripetype",
- .fops = &lod_stripetype_fops },
- { .name = "numobd",
- .fops = &lod_numobd_fops },
- { .name = "activeobd",
- .fops = &lod_activeobd_fops },
- { .name = "desc_uuid",
- .fops = &lod_desc_uuid_fops },
- { .name = "qos_prio_free",
- .fops = &lod_qos_priofree_fops },
{ .name = "qos_threshold_rr",
.fops = &lod_qos_thresholdrr_fops },
- { .name = "qos_maxage",
- .fops = &lod_qos_maxage_fops },
- { .name = "lmv_failout",
- .fops = &lod_lmv_failout_fops },
- {
- .name = "dom_stripesize",
- .fops = &lod_dom_stripesize_fops
- },
+ { .name = "dom_stripesize",
+ .fops = &lod_dom_stripesize_fops },
{ NULL }
};
-static struct lprocfs_vars lprocfs_lod_osd_vars[] = {
- { .name = "blocksize", .fops = &lod_dt_blksize_fops },
- { .name = "kbytestotal", .fops = &lod_dt_kbytestotal_fops },
- { .name = "kbytesfree", .fops = &lod_dt_kbytesfree_fops },
- { .name = "kbytesavail", .fops = &lod_dt_kbytesavail_fops },
- { .name = "filestotal", .fops = &lod_dt_filestotal_fops },
- { .name = "filesfree", .fops = &lod_dt_filesfree_fops },
- { .name = NULL }
-};
-
static const struct file_operations lod_proc_target_fops = {
.owner = THIS_MODULE,
.open = lod_osts_seq_open,
.release = lprocfs_seq_release,
};
+static struct attribute *lod_attrs[] = {
+ &lustre_attr_stripeoffset.attr,
+ &lustre_attr_stripecount.attr,
+ &lustre_attr_stripetype.attr,
+ &lustre_attr_activeobd.attr,
+ &lustre_attr_desc_uuid.attr,
+ &lustre_attr_lmv_failout.attr,
+ &lustre_attr_numobd.attr,
+ &lustre_attr_qos_maxage.attr,
+ &lustre_attr_qos_prio_free.attr,
+ NULL,
+};
+
/**
* Initialize procfs entries for LOD.
*
struct kobject *lov;
int rc;
- obd->obd_vars = lprocfs_lod_obd_vars;
- rc = lprocfs_obd_setup(obd, true);
+ lod->lod_dt_dev.dd_ktype.default_attrs = lod_attrs;
+ rc = dt_tunables_init(&lod->lod_dt_dev, obd->obd_type, obd->obd_name,
+ NULL);
if (rc) {
- CERROR("%s: cannot setup procfs entry: %d\n",
+ CERROR("%s: failed to setup DT tunables: %d\n",
obd->obd_name, rc);
RETURN(rc);
}
- rc = lprocfs_add_vars(obd->obd_proc_entry, lprocfs_lod_osd_vars,
- &lod->lod_dt_dev);
- if (rc) {
- CERROR("%s: cannot setup procfs entry: %d\n",
+ obd->obd_vars = lprocfs_lod_obd_vars;
+ obd->obd_proc_entry = lprocfs_register(obd->obd_name,
+ obd->obd_type->typ_procroot,
+ obd->obd_vars, obd);
+ if (IS_ERR(obd->obd_proc_entry)) {
+ rc = PTR_ERR(obd->obd_proc_entry);
+ CERROR("%s: error %d setting up lprocfs\n",
obd->obd_name, rc);
GOTO(out, rc);
}
lov = kset_find_obj(lustre_kset, "lov");
if (lov) {
- rc = sysfs_create_link(lov, &obd->obd_kset.kobj,
+ rc = sysfs_create_link(lov, &lod->lod_dt_dev.dd_kobj,
obd->obd_name);
kobject_put(lov);
}
RETURN(0);
out:
- lprocfs_obd_cleanup(obd);
+ dt_tunables_fini(&lod->lod_dt_dev);
return rc;
}
if (!IS_ERR_OR_NULL(lod->lod_debugfs))
ldebugfs_remove(&lod->lod_debugfs);
- lprocfs_obd_cleanup(obd);
+ if (obd->obd_proc_entry) {
+ lprocfs_remove(&obd->obd_proc_entry);
+ obd->obd_proc_entry = NULL;
+ }
+
+ dt_tunables_fini(&lod->lod_dt_dev);
}
#endif /* CONFIG_PROC_FS */