diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 0fc1293..d0f8837 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -2551,6 +2551,7 @@
 	ext3_fsblk_t n_blocks_count = 0;
 	unsigned long old_sb_flags;
 	struct ext3_mount_options old_opts;
+	int enable_quota = 0;
 	int err;
 #ifdef CONFIG_QUOTA
 	int i;
@@ -2597,6 +2598,12 @@
 		}
 
 		if (*flags & MS_RDONLY) {
+			err = vfs_dq_off(sb, 1);
+			if (err < 0 && err != -ENOSYS) {
+				err = -EBUSY;
+				goto restore_opts;
+			}
+
 			/*
 			 * First of all, the unconditional stuff we have to do
 			 * to disable replay of the journal when we next remount
@@ -2651,6 +2658,7 @@
 				goto restore_opts;
 			if (!ext3_setup_super (sb, es, 0))
 				sb->s_flags &= ~MS_RDONLY;
+			enable_quota = 1;
 		}
 	}
 #ifdef CONFIG_QUOTA
@@ -2662,6 +2670,9 @@
 #endif
 	unlock_super(sb);
 	unlock_kernel();
+
+	if (enable_quota)
+		vfs_dq_quota_on_remount(sb);
 	return 0;
 restore_opts:
 	sb->s_flags = old_sb_flags;