-struct lprocfs_vars lprocfs_osd_obd_vars[] = {
- { "blocksize", lprocfs_osd_rd_blksize, 0, 0 },
- { "kbytestotal", lprocfs_osd_rd_kbytestotal, 0, 0 },
- { "kbytesfree", lprocfs_osd_rd_kbytesfree, 0, 0 },
- { "kbytesavail", lprocfs_osd_rd_kbytesavail, 0, 0 },
- { "filestotal", lprocfs_osd_rd_filestotal, 0, 0 },
- { "filesfree", lprocfs_osd_rd_filesfree, 0, 0 },
- { "fstype", lprocfs_osd_rd_fstype, 0, 0 },
- { "mntdev", lprocfs_osd_rd_mntdev, 0, 0 },
- { "force_sync", 0, lprocfs_osd_wr_force_sync },
- { "pdo", lprocfs_osd_rd_pdo, lprocfs_osd_wr_pdo, 0 },
- { "auto_scrub", lprocfs_osd_rd_auto_scrub,
- lprocfs_osd_wr_auto_scrub, 0 },
- { "oi_scrub", lprocfs_osd_rd_oi_scrub, 0, 0 },
- { "force_sync", 0, lprocfs_osd_wr_force_sync },
- { "read_cache_enable", lprocfs_osd_rd_cache, lprocfs_osd_wr_cache, 0 },
- { "writethrough_cache_enable", lprocfs_osd_rd_wcache,
- lprocfs_osd_wr_wcache, 0 },
- { "readcache_max_filesize", lprocfs_osd_rd_readcache,
- lprocfs_osd_wr_readcache, 0 },
- { 0 }
+LDEBUGFS_SEQ_FOPS(ldiskfs_osd_readcache);
+
+static int ldiskfs_osd_readcache_max_io_seq_show(struct seq_file *m, void *data)
+{
+ struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ seq_printf(m, "%lu\n", osd->od_readcache_max_iosize >> 20);
+ return 0;
+}
+
+static ssize_t
+ldiskfs_osd_readcache_max_io_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct dt_device *dt = m->private;
+ struct osd_device *osd = osd_dt_dev(dt);
+ char kernbuf[22] = "";
+ u64 val;
+ int rc;
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ if (count >= sizeof(kernbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kernbuf, buffer, count))
+ return -EFAULT;
+ kernbuf[count] = 0;
+
+ rc = sysfs_memparse(kernbuf, count, &val, "MiB");
+ if (rc < 0)
+ return rc;
+
+ if (val > PTLRPC_MAX_BRW_SIZE)
+ return -ERANGE;
+ osd->od_readcache_max_iosize = val;
+ return count;
+}
+
+LDEBUGFS_SEQ_FOPS(ldiskfs_osd_readcache_max_io);
+
+static int ldiskfs_osd_writethrough_max_io_seq_show(struct seq_file *m,
+ void *data)
+{
+ struct osd_device *osd = osd_dt_dev((struct dt_device *)m->private);
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ seq_printf(m, "%lu\n", osd->od_writethrough_max_iosize >> 20);
+ return 0;
+}
+
+static ssize_t
+ldiskfs_osd_writethrough_max_io_seq_write(struct file *file,
+ const char __user *buffer,
+ size_t count, loff_t *off)
+{
+ struct seq_file *m = file->private_data;
+ struct dt_device *dt = m->private;
+ struct osd_device *osd = osd_dt_dev(dt);
+ char kernbuf[22] = "";
+ u64 val;
+ int rc;
+
+ LASSERT(osd != NULL);
+ if (unlikely(osd->od_mnt == NULL))
+ return -EINPROGRESS;
+
+ if (count >= sizeof(kernbuf))
+ return -EINVAL;
+
+ if (copy_from_user(kernbuf, buffer, count))
+ return -EFAULT;
+ kernbuf[count] = 0;
+
+ rc = sysfs_memparse(kernbuf, count, &val, "MiB");
+ if (rc < 0)
+ return rc;
+
+ if (val > PTLRPC_MAX_BRW_SIZE)
+ return -ERANGE;
+ osd->od_writethrough_max_iosize = val;
+ return count;
+}
+
+LDEBUGFS_SEQ_FOPS(ldiskfs_osd_writethrough_max_io);
+
+#if LUSTRE_VERSION_CODE < OBD_OCD_VERSION(3, 0, 52, 0)
+static ssize_t index_in_idif_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ return sprintf(buf, "%d\n", (int)(dev->od_index_in_idif));
+}
+
+static ssize_t index_in_idif_store(struct kobject *kobj,
+ struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+ struct lu_target *tgt;
+ struct lu_env env;
+ bool val;
+ int rc;
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ rc = kstrtobool(buffer, &val);
+ if (rc)
+ return rc;
+
+ if (dev->od_index_in_idif) {
+ if (val)
+ return count;
+
+ LCONSOLE_WARN("%s: OST-index in IDIF has been enabled, "
+ "it cannot be reverted back.\n", osd_name(dev));
+ return -EPERM;
+ }
+
+ if (!val)
+ return count;
+
+ rc = lu_env_init(&env, LCT_DT_THREAD);
+ if (rc)
+ return rc;
+
+ tgt = dev->od_dt_dev.dd_lu_dev.ld_site->ls_tgt;
+ tgt->lut_lsd.lsd_feature_rocompat |= OBD_ROCOMPAT_IDX_IN_IDIF;
+ rc = tgt_server_data_update(&env, tgt, 1);
+ lu_env_fini(&env);
+ if (rc < 0)
+ return rc;
+
+ LCONSOLE_INFO("%s: enable OST-index in IDIF successfully, "
+ "it cannot be reverted back.\n", osd_name(dev));
+
+ dev->od_index_in_idif = 1;
+ return count;
+}
+LUSTRE_RW_ATTR(index_in_idif);
+
+int osd_register_proc_index_in_idif(struct osd_device *osd)
+{
+ struct dt_device *dt = &osd->od_dt_dev;
+
+ return sysfs_create_file(&dt->dd_kobj, &lustre_attr_index_in_idif.attr);
+}
+#endif
+
+static ssize_t index_backup_show(struct kobject *kobj, struct attribute *attr,
+ char *buf)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ return sprintf(buf, "%d\n", dev->od_index_backup_policy);
+}
+
+ssize_t index_backup_store(struct kobject *kobj, struct attribute *attr,
+ const char *buffer, size_t count)
+{
+ struct dt_device *dt = container_of(kobj, struct dt_device,
+ dd_kobj);
+ struct osd_device *dev = osd_dt_dev(dt);
+ int val;
+ int rc;
+
+ LASSERT(dev);
+ if (unlikely(!dev->od_mnt))
+ return -EINPROGRESS;
+
+ rc = kstrtoint(buffer, 0, &val);
+ if (rc)
+ return rc;
+
+ dev->od_index_backup_policy = val;
+ return count;
+}
+LUSTRE_RW_ATTR(index_backup);
+
+struct ldebugfs_vars ldebugfs_osd_obd_vars[] = {
+ { .name = "oi_scrub",
+ .fops = &ldiskfs_osd_oi_scrub_fops },
+ { .name = "readcache_max_filesize",
+ .fops = &ldiskfs_osd_readcache_fops },
+ { .name = "readcache_max_io_mb",
+ .fops = &ldiskfs_osd_readcache_max_io_fops },
+ { .name = "writethrough_max_io_mb",
+ .fops = &ldiskfs_osd_writethrough_max_io_fops },
+ { NULL }