From 69e4317759f5bc48daf3db3b2cabe31d751f9513 Mon Sep 17 00:00:00 2001 From: Gabriel Niebler Date: Wed, 9 Mar 2022 14:50:47 +0100 Subject: [PATCH] btrfs: use btrfs_for_each_slot in process_all_new_xattrs This function can be simplified by refactoring to use the new iterator macro. No functional changes. Signed-off-by: Marcos Paulo de Souza Signed-off-by: Gabriel Niebler Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/send.c | 35 ++++++++--------------------------- 1 file changed, 8 insertions(+), 27 deletions(-) diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 643d23caa6aa..f084692a5f45 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -4815,13 +4815,12 @@ out: static int process_all_new_xattrs(struct send_ctx *sctx) { - int ret; + int ret = 0; + int iter_ret = 0; struct btrfs_root *root; struct btrfs_path *path; struct btrfs_key key; struct btrfs_key found_key; - struct extent_buffer *eb; - int slot; path = alloc_path_for_send(); if (!path) @@ -4832,39 +4831,21 @@ static int process_all_new_xattrs(struct send_ctx *sctx) key.objectid = sctx->cmp_key->objectid; key.type = BTRFS_XATTR_ITEM_KEY; key.offset = 0; - ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); - if (ret < 0) - goto out; - - while (1) { - eb = path->nodes[0]; - slot = path->slots[0]; - if (slot >= btrfs_header_nritems(eb)) { - ret = btrfs_next_leaf(root, path); - if (ret < 0) { - goto out; - } else if (ret > 0) { - ret = 0; - break; - } - continue; - } - - btrfs_item_key_to_cpu(eb, &found_key, slot); + btrfs_for_each_slot(root, &key, &found_key, path, iter_ret) { if (found_key.objectid != key.objectid || found_key.type != key.type) { ret = 0; - goto out; + break; } ret = iterate_dir_item(root, path, __process_new_xattr, sctx); if (ret < 0) - goto out; - - path->slots[0]++; + break; } + /* Catch error found during iteration */ + if (iter_ret < 0) + ret = iter_ret; -out: btrfs_free_path(path); return ret; }