From mboxrd@z Thu Jan 1 00:00:00 1970 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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=no 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 05A4BC33CB2 for ; Fri, 31 Jan 2020 06:17:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id ADC5D2082E for ; Fri, 31 Jan 2020 06:17:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="K7tcSKxV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ADC5D2082E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 485FF6B05A5; Fri, 31 Jan 2020 01:17:34 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 40FD66B05A7; Fri, 31 Jan 2020 01:17:34 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2FE4F6B05A8; Fri, 31 Jan 2020 01:17:34 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0180.hostedemail.com [216.40.44.180]) by kanga.kvack.org (Postfix) with ESMTP id 122016B05A5 for ; Fri, 31 Jan 2020 01:17:34 -0500 (EST) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id B294B181AEF09 for ; Fri, 31 Jan 2020 06:17:33 +0000 (UTC) X-FDA: 76436922786.14.dolls79_41fd4ae253a15 X-HE-Tag: dolls79_41fd4ae253a15 X-Filterd-Recvd-Size: 2747 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf39.hostedemail.com (Postfix) with ESMTP for ; Fri, 31 Jan 2020 06:17:33 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 987972082E; Fri, 31 Jan 2020 06:17:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580451452; bh=DrSo+4rPUEX6UxmEr5QK4vuG0O5KWJaZHRmStTXp9bI=; h=Date:From:To:Subject:In-Reply-To:From; b=K7tcSKxVLdH8woF6aIxqzV5INAI9XUims2Dkw1LsRH/NkoJjuuYTmAgHz9jjKfncu x7oCMJ7IMZs1rX7zCHkPTcVJoD0n9miHf2LaZw4kMUBMgg9UKxBYUlqXMLdR1+BYAD Gd4h9X44K27NdYaJTy0/FSP0sxUAsbh7Y9jRoK+Q= Date: Thu, 30 Jan 2020 22:17:32 -0800 From: Andrew Morton To: akpm@linux-foundation.org, andriy.shevchenko@linux.intel.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 117/118] include/linux/io-mapping.h-mapping: use PHYS_PFN() macro in io_mapping_map_atomic_wc() Message-ID: <20200131061732.qQUnhMZdT%akpm@linux-foundation.org> In-Reply-To: <20200130221021.5f0211c56346d5485af07923@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Andy Shevchenko Subject: include/linux/io-mapping.h-mapping: use PHYS_PFN() macro in io_mapping_map_atomic_wc() Use PHYS_PFN() macro in io_mapping_map_atomic_wc() instead of open coded variant. Link: http://lkml.kernel.org/r/20191209165624.56351-1-andriy.shevchenko@linux.intel.com Signed-off-by: Andy Shevchenko Reviewed-by: Andrew Morton Signed-off-by: Andrew Morton --- include/linux/io-mapping.h | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) --- a/include/linux/io-mapping.h~io-mapping-use-phys_pfn-macro-in-io_mapping_map_atomic_wc +++ a/include/linux/io-mapping.h @@ -28,6 +28,7 @@ struct io_mapping { #ifdef CONFIG_HAVE_ATOMIC_IOMAP +#include #include /* * For small address space machines, mapping large objects @@ -64,12 +65,10 @@ io_mapping_map_atomic_wc(struct io_mappi unsigned long offset) { resource_size_t phys_addr; - unsigned long pfn; BUG_ON(offset >= mapping->size); phys_addr = mapping->base + offset; - pfn = (unsigned long) (phys_addr >> PAGE_SHIFT); - return iomap_atomic_prot_pfn(pfn, mapping->prot); + return iomap_atomic_prot_pfn(PHYS_PFN(phys_addr), mapping->prot); } static inline void _