From patchwork Fri Aug 23 15:00:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunsheng Lin X-Patchwork-Id: 13775401 X-Patchwork-Delegate: kuba@kernel.org Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) (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 6085118BC33; Fri, 23 Aug 2024 15:06:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.255 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724425615; cv=none; b=R2ZUHUZ7XSFV92P2dPGbEJLTGBRbEeiR9cpL3WhI/v2QnCerrCl2/uXYXpRjDwgkJOwtfEZPQQlKSSqOcq5nurib+TgjVwqdllGqXlEsF3kCHD+JZaIK6Ghp47eS6KzTkyi7hQohjlGfPWdbsZLkbrmHy9tdV/5oiFR3GbrWqZk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724425615; c=relaxed/simple; bh=H0Tj9x+LS/C3P2v0Az8RGIjHlj4qkdHsPtvQOwRV90Q=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=YCZnSotjrgqn2STAFA3WoKEmGHm149nqg7qW8NwCTeJadZqxIccwiX7Cy3bCozF+6qpb9ATS6tk2JnYiA/0CzviaZqb018HqpPKj0ncGSnU+tnII1MrH6le9+2i1PSGNg5Y1rExUS6C7hcnTSZyDZu646iAKSaC4UhkoendKr/g= 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=45.249.212.255 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 [172.19.88.194]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4Wr3L803K2z13vZv; Fri, 23 Aug 2024 23:06:08 +0800 (CST) Received: from dggpemf200006.china.huawei.com (unknown [7.185.36.61]) by mail.maildlp.com (Postfix) with ESMTPS id CEC4F140133; Fri, 23 Aug 2024 23:06:49 +0800 (CST) Received: from localhost.localdomain (10.90.30.45) by dggpemf200006.china.huawei.com (7.185.36.61) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 23 Aug 2024 23:06:49 +0800 From: Yunsheng Lin To: , , CC: , , Yunsheng Lin , Alexander Duyck , Eric Dumazet , David Ahern Subject: [PATCH net-next v14 07/11] net: rename skb_copy_to_page_nocache() helper Date: Fri, 23 Aug 2024 23:00:35 +0800 Message-ID: <20240823150040.1567062-8-linyunsheng@huawei.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20240823150040.1567062-1-linyunsheng@huawei.com> References: <20240823150040.1567062-1-linyunsheng@huawei.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpemf200006.china.huawei.com (7.185.36.61) X-Patchwork-Delegate: kuba@kernel.org Rename skb_copy_to_page_nocache() to skb_copy_to_va_nocache() to avoid calling virt_to_page() as we are about to pass virtual address directly. CC: Alexander Duyck Signed-off-by: Yunsheng Lin --- include/net/sock.h | 9 +++------ net/ipv4/tcp.c | 7 +++---- net/kcm/kcmsock.c | 7 +++---- 3 files changed, 9 insertions(+), 14 deletions(-) diff --git a/include/net/sock.h b/include/net/sock.h index cce23ac4d514..b5e702298ab7 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -2183,15 +2183,12 @@ static inline int skb_add_data_nocache(struct sock *sk, struct sk_buff *skb, return err; } -static inline int skb_copy_to_page_nocache(struct sock *sk, struct iov_iter *from, - struct sk_buff *skb, - struct page *page, - int off, int copy) +static inline int skb_copy_to_va_nocache(struct sock *sk, struct iov_iter *from, + struct sk_buff *skb, char *va, int copy) { int err; - err = skb_do_copy_data_nocache(sk, skb, from, page_address(page) + off, - copy, skb->len); + err = skb_do_copy_data_nocache(sk, skb, from, va, copy, skb->len); if (err) return err; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 8514257f4ecd..e46b9d91611a 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1215,10 +1215,9 @@ int tcp_sendmsg_locked(struct sock *sk, struct msghdr *msg, size_t size) if (!copy) goto wait_for_space; - err = skb_copy_to_page_nocache(sk, &msg->msg_iter, skb, - pfrag->page, - pfrag->offset, - copy); + err = skb_copy_to_va_nocache(sk, &msg->msg_iter, skb, + page_address(pfrag->page) + + pfrag->offset, copy); if (err) goto do_error; diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index 2f191e50d4fc..eec6c56b7f3e 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -855,10 +855,9 @@ static int kcm_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) if (!sk_wmem_schedule(sk, copy)) goto wait_for_memory; - err = skb_copy_to_page_nocache(sk, &msg->msg_iter, skb, - pfrag->page, - pfrag->offset, - copy); + err = skb_copy_to_va_nocache(sk, &msg->msg_iter, skb, + page_address(pfrag->page) + + pfrag->offset, copy); if (err) goto out_error;