From patchwork Fri Nov 6 18:19:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 1395860 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=IAEdO1lB; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4CSTFs4yf6z9sVD for ; Sat, 7 Nov 2020 05:20:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727917AbgKFSUP (ORCPT ); Fri, 6 Nov 2020 13:20:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727914AbgKFSUO (ORCPT ); Fri, 6 Nov 2020 13:20:14 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64303C0613CF; Fri, 6 Nov 2020 10:20:14 -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=IAEdO1lB16SqRSTED4QBzz1owR AT3SIaxam9iY1i5Yrg3FtIfN0wR8diPLP6ewpqDHi9BMpuk6o7yzVZyXlyMw788yGOV/BFNo670Xi Xd3lVTAL6XX9Mv3nW5B5216lmekIRSMJXre+mMZsFeo8rZTxWTGJfdaR0zu0UQTbqv+DM0+f+u7JA A5dx8XjhXO3HT+rHVdryx7K3d7/fq8qhUHtx5d5MAdeDkTURN71v6XEVXGoo2K7gcDvmaXcl4SUvL Dvymnt2o9amdUaiz5MTxv8GmIEY5tZnGe2omjQs/HC4EjJOZLB/SrwmWgY90MC8Rd2BMaStZ7id1c r1+cr76g==; Received: from [2001:4bb8:184:9a8d:9e34:f7f4:e59e:ad6f] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kb6LD-0005fQ-Mg; Fri, 06 Nov 2020 18:20:04 +0000 From: Christoph Hellwig To: Jason Gunthorpe Cc: Bjorn Helgaas , Bernard Metzler , Zhu Yanjun , Logan Gunthorpe , Dennis Dalessandro , Mike Marciniszyn , Santosh Shilimkar , linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com, linux-pci@vger.kernel.org, iommu@lists.linux-foundation.org Subject: [PATCH 09/10] PCI/P2PDMA: Cleanup __pci_p2pdma_map_sg a bit Date: Fri, 6 Nov 2020 19:19:40 +0100 Message-Id: <20201106181941.1878556-10-hch@lst.de> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201106181941.1878556-1-hch@lst.de> References: <20201106181941.1878556-1-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; }