diff options
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 5d24ec44..31ded6a 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -4835,15 +4835,6 @@ commit: return btrfs_commit_transaction(trans, root); } -enum flush_state { - FLUSH_DELAYED_ITEMS_NR = 1, - FLUSH_DELAYED_ITEMS = 2, - FLUSH_DELALLOC = 3, - FLUSH_DELALLOC_WAIT = 4, - ALLOC_CHUNK = 5, - COMMIT_TRANS = 6, -}; - struct reserve_ticket { u64 bytes; int error; @@ -4901,6 +4892,8 @@ static int flush_space(struct btrfs_root *root, break; } + trace_btrfs_flush_space(root->fs_info, space_info->flags, num_bytes, + orig_bytes, state, ret); return ret; } @@ -5178,6 +5171,10 @@ static int __reserve_metadata_bytes(struct btrfs_root *root, list_add_tail(&ticket.list, &space_info->tickets); if (!space_info->flush) { space_info->flush = 1; + trace_btrfs_trigger_flush(root->fs_info, + space_info->flags, + orig_bytes, flush, + "enospc"); queue_work(system_unbound_wq, &root->fs_info->async_reclaim_work); } @@ -5194,9 +5191,14 @@ static int __reserve_metadata_bytes(struct btrfs_root *root, */ if (!root->fs_info->log_root_recovering && need_do_async_reclaim(space_info, root->fs_info, used) && - !work_busy(&root->fs_info->async_reclaim_work)) + !work_busy(&root->fs_info->async_reclaim_work)) { + trace_btrfs_trigger_flush(root->fs_info, + space_info->flags, + orig_bytes, flush, + "preempt"); queue_work(system_unbound_wq, &root->fs_info->async_reclaim_work); + } } spin_unlock(&space_info->lock); if (!ret || flush == BTRFS_RESERVE_NO_FLUSH) |
