From 5637c74b01458d4bc392c2bb721bd102f316ad2d Mon Sep 17 00:00:00 2001 From: Lu Fengqi Date: Thu, 11 Oct 2018 13:40:33 +0800 Subject: [PATCH] btrfs: delayed-ref: pass delayed_refs directly to btrfs_select_ref_head Since trans is only used for referring to delayed_refs, there is no need to pass it instead of delayed_refs to btrfs_select_ref_head(). No functional change. Signed-off-by: Lu Fengqi Reviewed-by: Nikolay Borisov Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/delayed-ref.c | 7 ++----- fs/btrfs/delayed-ref.h | 4 ++-- fs/btrfs/extent-tree.c | 2 +- 3 files changed, 5 insertions(+), 8 deletions(-) diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c index 7f567c944fec..59a8c0565a24 100644 --- a/fs/btrfs/delayed-ref.c +++ b/fs/btrfs/delayed-ref.c @@ -353,16 +353,13 @@ int btrfs_check_delayed_seq(struct btrfs_fs_info *fs_info, u64 seq) return ret; } -struct btrfs_delayed_ref_head * -btrfs_select_ref_head(struct btrfs_trans_handle *trans) +struct btrfs_delayed_ref_head *btrfs_select_ref_head( + struct btrfs_delayed_ref_root *delayed_refs) { - struct btrfs_delayed_ref_root *delayed_refs; struct btrfs_delayed_ref_head *head; u64 start; bool loop = false; - delayed_refs = &trans->transaction->delayed_refs; - again: start = delayed_refs->run_delayed_start; head = find_ref_head(delayed_refs, start, 1); diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h index c3e3486a126c..d664c99ce716 100644 --- a/fs/btrfs/delayed-ref.h +++ b/fs/btrfs/delayed-ref.h @@ -263,8 +263,8 @@ static inline void btrfs_delayed_ref_unlock(struct btrfs_delayed_ref_head *head) } -struct btrfs_delayed_ref_head * -btrfs_select_ref_head(struct btrfs_trans_handle *trans); +struct btrfs_delayed_ref_head *btrfs_select_ref_head( + struct btrfs_delayed_ref_root *delayed_refs); int btrfs_check_delayed_seq(struct btrfs_fs_info *fs_info, u64 seq); diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index c4a1e8f028d3..5141fe67680b 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -2511,7 +2511,7 @@ static struct btrfs_delayed_ref_head *btrfs_obtain_ref_head( int ret; spin_lock(&delayed_refs->lock); - head = btrfs_select_ref_head(trans); + head = btrfs_select_ref_head(delayed_refs); if (!head) { spin_unlock(&delayed_refs->lock); return head; -- GitLab