From 53b7cde9d5aa58cf7605664f0e34419156b02698 Mon Sep 17 00:00:00 2001 From: Qu Wenruo Date: Fri, 27 Feb 2015 16:24:25 +0800 Subject: [PATCH] btrfs: Update btrfs qgroup status item when rescan is done. Update qgroup status when rescan is done. Before this patch, status item is not updated on rescan finish, which causing the RESCAN and INCONSISTENT flags never cleared. Signed-off-by: Qu Wenruo Reviewed-by: Josef Bacik Signed-off-by: Chris Mason --- fs/btrfs/qgroup.c | 25 ++++++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 44192370310b..2e04e99f1e5b 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -2665,6 +2665,7 @@ static void btrfs_qgroup_rescan_worker(struct btrfs_work *work) struct ulist *tmp = NULL, *qgroups = NULL; struct extent_buffer *scratch_leaf = NULL; int err = -ENOMEM; + int ret = 0; path = btrfs_alloc_path(); if (!path) @@ -2715,6 +2716,28 @@ out: } mutex_unlock(&fs_info->qgroup_rescan_lock); + /* + * only update status, since the previous part has alreay updated the + * qgroup info. + */ + trans = btrfs_start_transaction(fs_info->quota_root, 1); + if (IS_ERR(trans)) { + err = PTR_ERR(trans); + btrfs_err(fs_info, + "fail to start transaction for status update: %d\n", + err); + goto done; + } + ret = update_qgroup_status_item(trans, fs_info, fs_info->quota_root); + if (ret < 0) { + err = ret; + btrfs_err(fs_info, "fail to update qgroup status: %d\n", + err); + btrfs_abort_transaction(trans, fs_info->quota_root, err); + goto done; + } + btrfs_end_transaction(trans, fs_info->quota_root); + if (err >= 0) { btrfs_info(fs_info, "qgroup scan completed%s", err > 0 ? " (inconsistency flag cleared)" : ""); @@ -2722,6 +2745,7 @@ out: btrfs_err(fs_info, "qgroup scan failed with %d", err); } +done: complete_all(&fs_info->qgroup_rescan_completion); } @@ -2756,7 +2780,6 @@ qgroup_rescan_init(struct btrfs_fs_info *fs_info, u64 progress_objectid, mutex_unlock(&fs_info->qgroup_rescan_lock); goto err; } - fs_info->qgroup_flags |= BTRFS_QGROUP_STATUS_FLAG_RESCAN; } -- 2.20.1