From: Filipe Manana Date: Wed, 18 Dec 2024 12:57:56 +0000 (+0000) Subject: btrfs: root-tree: remove unnecessary calls to btrfs_mark_buffer_dirty() X-Git-Tag: v6.14-rc1~207^2~56 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=65733e8d6cc334565891719ed6bc9239695d63d9;p=thirdparty%2Flinux.git btrfs: root-tree: remove unnecessary calls to btrfs_mark_buffer_dirty() We have several places explicitly calling btrfs_mark_buffer_dirty() but that is not necessarily since the target leaf came from a path that was obtained for a btree search function that modifies the btree, something like btrfs_insert_empty_item() or anything else that ends up calling btrfs_search_slot() with a value of 1 for its 'cow' argument. These just make the code more verbose, confusing and add a little extra overhead and well as increase the module's text size, so remove them. Reviewed-by: Johannes Thumshirn Signed-off-by: Filipe Manana Signed-off-by: David Sterba --- diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c index 33962671a96c4..e22e6b06927ab 100644 --- a/fs/btrfs/root-tree.c +++ b/fs/btrfs/root-tree.c @@ -197,7 +197,6 @@ int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root btrfs_set_root_generation_v2(item, btrfs_root_generation(item)); write_extent_buffer(l, item, ptr, sizeof(*item)); - btrfs_mark_buffer_dirty(trans, path->nodes[0]); out: btrfs_free_path(path); return ret; @@ -447,7 +446,6 @@ again: btrfs_set_root_ref_name_len(leaf, ref, name->len); ptr = (unsigned long)(ref + 1); write_extent_buffer(leaf, name->name, ptr, name->len); - btrfs_mark_buffer_dirty(trans, leaf); if (key.type == BTRFS_ROOT_BACKREF_KEY) { btrfs_release_path(path);