From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ursula Braun Subject: [PATCH net-next 5/5] net/smc: remove local variable page in smc_rx_splice() Date: Mon, 23 Jul 2018 13:53:12 +0200 Message-ID: <20180723115312.54694-6-ubraun@linux.ibm.com> References: <20180723115312.54694-1-ubraun@linux.ibm.com> Cc: netdev@vger.kernel.org, linux-s390@vger.kernel.org, schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com, raspl@linux.ibm.com, linux-kernel@vger.kernel.org To: davem@davemloft.net Return-path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:54654 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2388194AbeGWMyU (ORCPT ); Mon, 23 Jul 2018 08:54:20 -0400 Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w6NBmwbL147155 for ; Mon, 23 Jul 2018 07:53:29 -0400 Received: from e06smtp01.uk.ibm.com (e06smtp01.uk.ibm.com [195.75.94.97]) by mx0b-001b2d01.pphosted.com with ESMTP id 2kdbqgy0a4-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 23 Jul 2018 07:53:28 -0400 Received: from localhost by e06smtp01.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 23 Jul 2018 12:53:27 +0100 In-Reply-To: <20180723115312.54694-1-ubraun@linux.ibm.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Ursula Braun The page map address is already stored in the RMB descriptor. There is no need to derive it from the cpu_addr value. Signed-off-by: Ursula Braun --- net/smc/smc_rx.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/net/smc/smc_rx.c b/net/smc/smc_rx.c index c99c987097b1..bbcf0fe4ae10 100644 --- a/net/smc/smc_rx.c +++ b/net/smc/smc_rx.c @@ -155,10 +155,8 @@ static int smc_rx_splice(struct pipe_inode_info *pipe, char *src, size_t len, struct splice_pipe_desc spd; struct partial_page partial; struct smc_spd_priv *priv; - struct page *page; int bytes; - page = virt_to_page(smc->conn.rmb_desc->cpu_addr); priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; @@ -170,7 +168,7 @@ static int smc_rx_splice(struct pipe_inode_info *pipe, char *src, size_t len, spd.nr_pages_max = 1; spd.nr_pages = 1; - spd.pages = &page; + spd.pages = &smc->conn.rmb_desc->pages; spd.partial = &partial; spd.ops = &smc_pipe_ops; spd.spd_release = smc_rx_spd_release; -- 2.16.4