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[2/2] btrfs: increase tickets_id even for failed metadata request

Message ID 1478505557-1406-2-git-send-email-wangxg.fnst@cn.fujitsu.com (mailing list archive)
State New, archived
Headers show

Commit Message

Xiaoguang Wang Nov. 7, 2016, 7:59 a.m. UTC 
Not functional change, it just makes codes logic more reasonable, then
at least tickets_id can reflect the number of metadata requests we already
handled.

Signed-off-by: Wang Xiaoguang <wangxg.fnst@cn.fujitsu.com>
---
 fs/btrfs/extent-tree.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 4607af3..d63bf40 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4949,14 +4949,16 @@  static inline int need_do_async_reclaim(struct btrfs_space_info *space_info,
 			  &root->fs_info->fs_state));
 }
 
-static void wake_all_tickets(struct list_head *head)
+static void wake_all_tickets(struct btrfs_space_info *space_info)
 {
 	struct reserve_ticket *ticket;
+	struct list_head *head = &space_info->tickets;
 
 	while (!list_empty(head)) {
 		ticket = list_first_entry(head, struct reserve_ticket, list);
 		list_del_init(&ticket->list);
 		ticket->error = -ENOSPC;
+		space_info->tickets_id++;
 		wake_up(&ticket->wait);
 	}
 }
@@ -5018,7 +5020,7 @@  static void btrfs_async_reclaim_metadata_space(struct work_struct *work)
 		if (flush_state > COMMIT_TRANS) {
 			commit_cycles++;
 			if (commit_cycles > 2) {
-				wake_all_tickets(&space_info->tickets);
+				wake_all_tickets(space_info);
 				space_info->flush = 0;
 			} else {
 				flush_state = FLUSH_DELAYED_ITEMS_NR;