From patchwork Tue Aug 27 09:52:18 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongbo Li X-Patchwork-Id: 13779167 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C22919D8B7; Tue, 27 Aug 2024 09:44:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724751893; cv=none; b=LsbgE7Xv5+43/V26tdTqwGUwURU+mbiadkRS60Myex4c7aEZTtthVEXmlJY9AL4FgKeia8RZs6lzZQx/n6zmhyuMsh+mUoYJ1K5sFX4byWPe4+IbTdfBCHstBLTWIW2Zhekep8h+PWhhY6v6zRxEOVkfxksJgEVrucRnU7gI4u4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724751893; c=relaxed/simple; bh=fBrS/5wGtoX/V6EBhE2hmsyUkyri4zlyiAlyJgDUHUU=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=glCdd/BxPei2HlP5P73QkPczooIr0knzoa7Dzu4oZeyaiT1iQ6HsubIm3pCtfBvdOR7r2grpAY/OBhtS177pTVQgkTYeJWmlEO9ZBEcIqxPHG4uMh++D1nkIXJA4wlN7vTzA9N7P8omHBvgaJ8T4hWQrjFYTMVLEU5mBD92C6ck= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.188 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.88.105]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4WtMz74sSMzfZ36; Tue, 27 Aug 2024 17:42:43 +0800 (CST) Received: from dggpeml500022.china.huawei.com (unknown [7.185.36.66]) by mail.maildlp.com (Postfix) with ESMTPS id 182F5140137; Tue, 27 Aug 2024 17:44:47 +0800 (CST) Received: from huawei.com (10.90.53.73) by dggpeml500022.china.huawei.com (7.185.36.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Tue, 27 Aug 2024 17:44:46 +0800 From: Hongbo Li To: , , , , , , CC: , , Subject: [PATCH net-next] net/sunrpc: make use of the helper macro LIST_HEAD() Date: Tue, 27 Aug 2024 17:52:18 +0800 Message-ID: <20240827095218.3913172-1-lihongbo22@huawei.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpeml500022.china.huawei.com (7.185.36.66) list_head can be initialized automatically with LIST_HEAD() instead of calling INIT_LIST_HEAD(). Here we can simplify the code. Signed-off-by: Hongbo Li --- net/sunrpc/cache.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index 95ff74706104..4f31e73dc34d 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -731,11 +731,10 @@ static bool cache_defer_req(struct cache_req *req, struct cache_head *item) static void cache_revisit_request(struct cache_head *item) { struct cache_deferred_req *dreq; - struct list_head pending; struct hlist_node *tmp; int hash = DFR_HASH(item); + LIST_HEAD(pending); - INIT_LIST_HEAD(&pending); spin_lock(&cache_defer_lock); hlist_for_each_entry_safe(dreq, tmp, &cache_defer_hash[hash], hash) @@ -756,10 +755,8 @@ static void cache_revisit_request(struct cache_head *item) void cache_clean_deferred(void *owner) { struct cache_deferred_req *dreq, *tmp; - struct list_head pending; + LIST_HEAD(pending); - - INIT_LIST_HEAD(&pending); spin_lock(&cache_defer_lock); list_for_each_entry_safe(dreq, tmp, &cache_defer_list, recent) { @@ -1085,9 +1082,8 @@ static void cache_dequeue(struct cache_detail *detail, struct cache_head *ch) { struct cache_queue *cq, *tmp; struct cache_request *cr; - struct list_head dequeued; + LIST_HEAD(dequeued); - INIT_LIST_HEAD(&dequeued); spin_lock(&queue_lock); list_for_each_entry_safe(cq, tmp, &detail->queue, list) if (!cq->reader) {