LU-16415 quota: enforce project quota for root

[fs/lustre-release.git] / lustre / quota / qsd_lib.c

diff --git a/lustre/quota/qsd_lib.c b/lustre/quota/qsd_lib.c
index 6b827cb..e29a5a7 100644 (file)
--- a/lustre/quota/qsd_lib.c
+++ b/lustre/quota/qsd_lib.c
@@ -267,6 +267,34 @@ qsd_timeout_seq_write(struct file *file, const char __user *buffer,
 }
 LPROC_SEQ_FOPS(qsd_timeout);
 
+static int qsd_root_prj_enable_seq_show(struct seq_file *m, void *data)
+{
+       struct qsd_instance *qsd = m->private;
+
+       LASSERT(qsd != NULL);
+       seq_printf(m, "%d\n", qsd->qsd_root_prj_enable);
+       return 0;
+}
+
+static ssize_t
+qsd_root_prj_enable_seq_write(struct file *file, const char __user *buffer,
+                       size_t count, loff_t *off)
+{
+       struct seq_file *m = file->private_data;
+       struct qsd_instance *qsd = m->private;
+       bool enable;
+       int rc;
+
+       LASSERT(qsd != NULL);
+       rc = kstrtobool_from_user(buffer, count, &enable);
+       if (rc)
+               return rc;
+
+       qsd->qsd_root_prj_enable = enable;
+       return count;
+}
+LPROC_SEQ_FOPS(qsd_root_prj_enable);
+
 static struct lprocfs_vars lprocfs_quota_qsd_vars[] = {
        { .name =       "info",
          .fops =       &qsd_state_fops         },
@@ -276,6 +304,8 @@ static struct lprocfs_vars lprocfs_quota_qsd_vars[] = {
          .fops =       &qsd_force_reint_fops   },
        { .name =       "timeout",
          .fops =       &qsd_timeout_fops       },
+       { .name =       "root_prj_enable",
+         .fops =       &qsd_root_prj_enable_fops       },
        { NULL }
 };