From patchwork Thu Nov 5 07:42:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 1394780 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=casper.20170209 header.b=thrGW61k; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CRbRM6BcVz9sSs for ; Thu, 5 Nov 2020 18:55:27 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726626AbgKEHzZ (ORCPT ); Thu, 5 Nov 2020 02:55:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39284 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725287AbgKEHzZ (ORCPT ); Thu, 5 Nov 2020 02:55:25 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 830F5C0613CF; Wed, 4 Nov 2020 23:55:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=IlFC5uLN53//nOw1snJqxiUukwasxjVCret8k23G090=; b=thrGW61kfNEXca0VM6wmSsxPVw 4sflPwy0fsG8GsGaViZzQkNIt2AEuuSg9EZDEzmBk1FkDoOtceTiQaUw9qZ9W3KsNQCAFYEjSXXMg 6ckGzoZEx1we1BkEd0jrpZ5j1aT5tutJcR9gdzvx0KhxWm+x1SnEBPYYDoKCdu9SC2uTNMbuiNxxH R36Kb75zMAZswBrT98Xh+N5p0AbOq0VbLT6PlS2stnEu2E2PTqZtBaVW/yvi8SNix9QnOwuhs2ych sxEV6M5ID1F6Ahdoaw/O2tLEXFbXEzWj0sPBGX2hWfdtHMByQtO78PlW+slo2xO4eV3zNVwsNk/4b KqImcfmw==; Received: from 089144208145.atnat0017.highway.a1.net ([89.144.208.145] helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kaa74-0005En-NN; Thu, 05 Nov 2020 07:55:19 +0000 From: Christoph Hellwig To: Jason Gunthorpe Cc: Bjorn Helgaas , Bernard Metzler , Zhu Yanjun , Logan Gunthorpe , Dennis Dalessandro , Mike Marciniszyn , linux-rdma@vger.kernel.org, linux-pci@vger.kernel.org, iommu@lists.linux-foundation.org Subject: [PATCH 5/6] PCI/P2PDMA: Cleanup __pci_p2pdma_map_sg a bit Date: Thu, 5 Nov 2020 08:42:04 +0100 Message-Id: <20201105074205.1690638-6-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201105074205.1690638-1-hch@lst.de> References: <20201105074205.1690638-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Remove the pointless paddr variable that was only used once. Signed-off-by: Christoph Hellwig Reviewed-by: Logan Gunthorpe Acked-by: Bjorn Helgaas --- drivers/pci/p2pdma.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/pci/p2pdma.c b/drivers/pci/p2pdma.c index b07018af53876c..afd792cc272832 100644 --- a/drivers/pci/p2pdma.c +++ b/drivers/pci/p2pdma.c @@ -825,13 +825,10 @@ static int __pci_p2pdma_map_sg(struct pci_p2pdma_pagemap *p2p_pgmap, struct device *dev, struct scatterlist *sg, int nents) { struct scatterlist *s; - phys_addr_t paddr; int i; for_each_sg(sg, s, nents, i) { - paddr = sg_phys(s); - - s->dma_address = paddr - p2p_pgmap->bus_offset; + s->dma_address = sg_phys(s) - p2p_pgmap->bus_offset; sg_dma_len(s) = s->length; }