From 65189e4c9a777a0a3158e3224a244605329e44d9 Mon Sep 17 00:00:00 2001
From: Jan Schmidt <list.btrfs@jan-o-sch.net>
Date: Thu, 25 Apr 2013 16:04:52 +0000
Subject: [PATCH] --- yaml --- r: 374911 b: refs/heads/master c:
 3d7b5a2882133a04716903b1f4878a64c6610842 h: refs/heads/master i:   374909:
 3007e51f0d39cc67cb28a336a114d1d1767b4bdd   374907:
 0b7a699bb3fcff6d0d37dbb3b482159e3e019eb2   374903:
 a51813e5b624d8e8372ba6e7240699c09e0a5015   374895:
 2da161177a6bb175ef0105f19a5b14233bb36eb0   374879:
 d722b36e2032c0afba0f7ffda7e3ffc80b12a619   374847:
 1ecfc74d25e60116af4c605fa7f04ff3b9d69d8b   374783:
 3c01f5abe4f43d6e08ea356d3cabbaa7a394ed73 v: v3

---
 [refs]                  |  2 +-
 trunk/fs/btrfs/qgroup.c | 11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index f14988248499..b8c9c56ff15e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2f2320360b0c35b86938bfc561124474f0dac6e4
+refs/heads/master: 3d7b5a2882133a04716903b1f4878a64c6610842
diff --git a/trunk/fs/btrfs/qgroup.c b/trunk/fs/btrfs/qgroup.c
index da8458357b57..9d49c586995a 100644
--- a/trunk/fs/btrfs/qgroup.c
+++ b/trunk/fs/btrfs/qgroup.c
@@ -1493,10 +1493,14 @@ int btrfs_run_qgroups(struct btrfs_trans_handle *trans,
 {
 	struct btrfs_root *quota_root = fs_info->quota_root;
 	int ret = 0;
+	int start_rescan_worker = 0;
 
 	if (!quota_root)
 		goto out;
 
+	if (!fs_info->quota_enabled && fs_info->pending_quota_state)
+		start_rescan_worker = 1;
+
 	fs_info->quota_enabled = fs_info->pending_quota_state;
 
 	spin_lock(&fs_info->qgroup_lock);
@@ -1522,6 +1526,13 @@ int btrfs_run_qgroups(struct btrfs_trans_handle *trans,
 	if (ret)
 		fs_info->qgroup_flags |= BTRFS_QGROUP_STATUS_FLAG_INCONSISTENT;
 
+	if (!ret && start_rescan_worker) {
+		ret = btrfs_qgroup_rescan(fs_info);
+		if (ret)
+			pr_err("btrfs: start rescan quota failed: %d\n", ret);
+		ret = 0;
+	}
+
 out:
 
 	return ret;