From patchwork Sat Jun 19 08:41:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Menglong Dong X-Patchwork-Id: 12332785 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ED076C49EA3 for ; Sat, 19 Jun 2021 08:42:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CE53761159 for ; Sat, 19 Jun 2021 08:42:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234369AbhFSInp (ORCPT ); Sat, 19 Jun 2021 04:43:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234357AbhFSIno (ORCPT ); Sat, 19 Jun 2021 04:43:44 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BDCEAC061574; Sat, 19 Jun 2021 01:41:32 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id e33so9869310pgm.3; Sat, 19 Jun 2021 01:41:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=/1Rwnm8wm01ORDHn/DlKmW7MPMS9lQBNMJF6mJ4+ZYk=; b=g2uvNK3YyO/jeMXHiponTM5coP5SWIglZNmGPAwBQnlTW1+BiRxy9u3hJ17k9yvfrW coCplppcF2EksIMS8UxfijUVj0EIOb1fl3QsvxGXb0ZTTcyWOUGlHvBP06TLaE3nIF1c iw9EKFL7nc4hKYZT9vV80QJXnYi+hXvEd7cyZVQ7ZVk1/sGMNd6sD3HGqqmjh0zoPc0D JRoh04DPSAJ8TQ8PqhlIlp1rcE99XjnGcejydeh7ZSHQ5fxwx0+wy1q5L82dMZALGk04 GcGNhr5tL+mbC2AX9ewXJ5SzUMatWGeMx8pWMARL/Q1nAdIG27duGgbQPnh/jCn4KUKw OQEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=/1Rwnm8wm01ORDHn/DlKmW7MPMS9lQBNMJF6mJ4+ZYk=; b=HRTebYRlK7wQVyMBUTLe7Lab6qZerPyOWZyWetoLQSFTFY8RiCFX5ajfYfZNiAq7Cm 6gqg1+EuxP2V1ZL/8xoYuzpOR2kjrgYxkA5l29HvkkIDM+063JMwk5GeIglLOISq27ln BZgMihm29YHuEK8eRspVyav5f+wlzbxH3xI5wPlXFbi+Ems6+YNg4AwVnRo9CYEnF7Q+ ZCxS5VoK3Oub4xTsqYP63MlUWx4mUWTif8m98q9XhOmlWon73JsOlajy00QSl5jVbKnn zfo7CqYJZrvLZbQrKVGfTJQeKIeG3fjeLb2oZgEW+L+Szx6fSjxOjgO4y82Z7ImdZgzD /LXQ== X-Gm-Message-State: AOAM530XLJi0Tn+94RfzzqJfw6+YkWTpsjBLYdvHbKLwHqnhVHOPhahS Qjkkr3VR1PfwlZR7543nnQwqm8TVDo29og== X-Google-Smtp-Source: ABdhPJz7MgDW6VmIOO3XCs5EnP9Ruu1Y/ySxDJ6PBcJRXvEzRYKGy7+/QEDCUb50HEa3Nw6YyCPsGg== X-Received: by 2002:a62:53c1:0:b029:2ef:25e8:d9e5 with SMTP id h184-20020a6253c10000b02902ef25e8d9e5mr9261979pfb.74.1624092092385; Sat, 19 Jun 2021 01:41:32 -0700 (PDT) Received: from localhost ([178.236.46.205]) by smtp.gmail.com with ESMTPSA id s13sm11388885pgi.36.2021.06.19.01.41.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Jun 2021 01:41:31 -0700 (PDT) From: menglong8.dong@gmail.com X-Google-Original-From: dong.menglong@zte.com.cn To: jmaloy@redhat.com Cc: ying.xue@windriver.com, davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, tipc-discussion@lists.sourceforge.net, linux-kernel@vger.kernel.org, lxin@redhat.com, hoang.h.le@dektech.com.au, Menglong Dong Subject: [PATCH v5 net-next 2/2] net: tipc: replace align() with ALIGN in msg.c Date: Sat, 19 Jun 2021 16:41:06 +0800 Message-Id: <20210619084106.3657-3-dong.menglong@zte.com.cn> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210619084106.3657-1-dong.menglong@zte.com.cn> References: <20210619084106.3657-1-dong.menglong@zte.com.cn> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Menglong Dong The function align() which is defined in msg.c is redundant, replace it with ALIGN() and introduce a BUF_ALIGN(). Signed-off-by: Menglong Dong Acked-by: Jon Maloy --- net/tipc/msg.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/net/tipc/msg.c b/net/tipc/msg.c index 7053c22e393e..5c9fd4791c4b 100644 --- a/net/tipc/msg.c +++ b/net/tipc/msg.c @@ -41,6 +41,7 @@ #include "name_table.h" #include "crypto.h" +#define BUF_ALIGN(x) ALIGN(x, 4) #define MAX_FORWARD_SIZE 1024 #ifdef CONFIG_TIPC_CRYPTO #define BUF_HEADROOM ALIGN(((LL_MAX_HEADER + 48) + EHDR_MAX_SIZE), 16) @@ -53,11 +54,6 @@ const int one_page_mtu = PAGE_SIZE - SKB_DATA_ALIGN(BUF_OVERHEAD) - SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); -static unsigned int align(unsigned int i) -{ - return (i + 3) & ~3u; -} - /** * tipc_buf_acquire - creates a TIPC message buffer * @size: message size (including TIPC header) @@ -489,7 +485,7 @@ static bool tipc_msg_bundle(struct sk_buff *bskb, struct tipc_msg *msg, msz = msg_size(msg); bsz = msg_size(bmsg); - offset = align(bsz); + offset = BUF_ALIGN(bsz); pad = offset - bsz; if (unlikely(skb_tailroom(bskb) < (pad + msz))) @@ -546,7 +542,7 @@ bool tipc_msg_try_bundle(struct sk_buff *tskb, struct sk_buff **skb, u32 mss, /* Make a new bundle of the two messages if possible */ tsz = msg_size(buf_msg(tskb)); - if (unlikely(mss < align(INT_H_SIZE + tsz) + msg_size(msg))) + if (unlikely(mss < BUF_ALIGN(INT_H_SIZE + tsz) + msg_size(msg))) return true; if (unlikely(pskb_expand_head(tskb, INT_H_SIZE, mss - tsz - INT_H_SIZE, GFP_ATOMIC))) @@ -605,7 +601,7 @@ bool tipc_msg_extract(struct sk_buff *skb, struct sk_buff **iskb, int *pos) if (unlikely(!tipc_msg_validate(iskb))) goto none; - *pos += align(imsz); + *pos += BUF_ALIGN(imsz); return true; none: kfree_skb(skb);