LU-8777 mdt: add parameter to disable remote/striped dir

[fs/lustre-release.git] / lustre / mdt / mdt_lproc.c

diff --git a/lustre/mdt/mdt_lproc.c b/lustre/mdt/mdt_lproc.c
index b41eeee..da3c529 100644 (file)
--- a/lustre/mdt/mdt_lproc.c
+++ b/lustre/mdt/mdt_lproc.c
@@ -656,6 +656,63 @@ mdt_enable_remote_dir_gid_seq_write(struct file *file,
 }
 LPROC_SEQ_FOPS(mdt_enable_remote_dir_gid);
 
+static int mdt_enable_striped_dir_seq_show(struct seq_file *m, void *data)
+{
+       struct obd_device *obd = m->private;
+       struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
+
+       seq_printf(m, "%u\n", mdt->mdt_enable_striped_dir);
+       return 0;
+}
+
+static ssize_t
+mdt_enable_striped_dir_seq_write(struct file *file, const char __user *buffer,
+                                size_t count, loff_t *off)
+{
+       struct seq_file   *m = file->private_data;
+       struct obd_device *obd = m->private;
+       struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
+       bool val;
+       int rc;
+
+       rc = kstrtobool_from_user(buffer, count, &val);
+       if (rc)
+               return rc;
+
+       mdt->mdt_enable_striped_dir = val;
+       return count;
+}
+LPROC_SEQ_FOPS(mdt_enable_striped_dir);
+
+static int mdt_enable_dir_migration_seq_show(struct seq_file *m, void *data)
+{
+       struct obd_device *obd = m->private;
+       struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
+
+       seq_printf(m, "%u\n", mdt->mdt_enable_dir_migration);
+       return 0;
+}
+
+static ssize_t
+mdt_enable_dir_migration_seq_write(struct file *file, const char __user *buffer,
+                                  size_t count, loff_t *off)
+{
+       struct seq_file   *m = file->private_data;
+       struct obd_device *obd = m->private;
+       struct mdt_device *mdt = mdt_dev(obd->obd_lu_dev);
+       bool val;
+       int rc;
+
+       rc = kstrtobool_from_user(buffer, count, &val);
+       if (rc)
+               return rc;
+
+       mdt->mdt_enable_dir_migration = val;
+       return count;
+}
+LPROC_SEQ_FOPS(mdt_enable_dir_migration);
+
+
 /**
  * Show MDT policy for handling dirty metadata under a lock being cancelled.
  *
@@ -987,6 +1044,10 @@ static struct lprocfs_vars lprocfs_mdt_obd_vars[] = {
          .fops =       &mdt_enable_remote_dir_fops             },
        { .name =       "enable_remote_dir_gid",
          .fops =       &mdt_enable_remote_dir_gid_fops         },
+       { .name =       "enable_striped_dir",
+         .fops =       &mdt_enable_striped_dir_fops            },
+       { .name =       "enable_dir_migration",
+         .fops =       &mdt_enable_dir_migration_fops          },
        { .name =       "hsm_control",
          .fops =       &mdt_hsm_cdt_control_fops               },
        { .name =       "recovery_time_hard",