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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id F15A8C433FE for ; Mon, 2 May 2022 09:50:06 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 899156B0072; Mon, 2 May 2022 05:50:06 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 849956B0073; Mon, 2 May 2022 05:50:06 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 711A26B0074; Mon, 2 May 2022 05:50:06 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (relay.a.hostedemail.com [64.99.140.24]) by kanga.kvack.org (Postfix) with ESMTP id 63B6B6B0072 for ; Mon, 2 May 2022 05:50:06 -0400 (EDT) Received: from smtpin17.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 4551F61ECC for ; Mon, 2 May 2022 09:50:06 +0000 (UTC) X-FDA: 79420332012.17.DAD745A Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf21.hostedemail.com (Postfix) with ESMTP id EDFF21C0080 for ; Mon, 2 May 2022 09:50:00 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1D6B123A; Mon, 2 May 2022 02:50:05 -0700 (PDT) Received: from [10.163.32.39] (unknown [10.163.32.39]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E2B433F774; Mon, 2 May 2022 02:49:58 -0700 (PDT) Message-ID: Date: Mon, 2 May 2022 15:20:57 +0530 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH v2 2/5] mm: ioremap: Setup phys_addr of struct vm_struct Content-Language: en-US To: Kefeng Wang , catalin.marinas@arm.com, will@kernel.org, akpm@linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, hch@infradead.org, arnd@arndb.de, Christoph Hellwig References: <20220429103225.75121-1-wangkefeng.wang@huawei.com> <20220429103225.75121-3-wangkefeng.wang@huawei.com> From: Anshuman Khandual In-Reply-To: <20220429103225.75121-3-wangkefeng.wang@huawei.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: EDFF21C0080 X-Stat-Signature: idpedx75ahy13bijb6sujd6up4f7hins Authentication-Results: imf21.hostedemail.com; dkim=none; dmarc=pass (policy=none) header.from=arm.com; spf=pass (imf21.hostedemail.com: domain of anshuman.khandual@arm.com designates 217.140.110.172 as permitted sender) smtp.mailfrom=anshuman.khandual@arm.com X-Rspam-User: X-HE-Tag: 1651485000-932782 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: On 4/29/22 16:02, Kefeng Wang wrote: > Show physical address of each ioremap in /proc/vmallocinfo. > > Acked-by: Andrew Morton > Reviewed-by: Christoph Hellwig > Signed-off-by: Kefeng Wang Reviewed-by: Anshuman Khandual > --- > mm/ioremap.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/mm/ioremap.c b/mm/ioremap.c > index 1f9597fbcc07..7cb9996b0c12 100644 > --- a/mm/ioremap.c > +++ b/mm/ioremap.c > @@ -32,6 +32,7 @@ void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size, unsigned long pro > if (!area) > return NULL; > vaddr = (unsigned long)area->addr; > + area->phys_addr = phys_addr; > > if (ioremap_page_range(vaddr, vaddr + size, phys_addr, __pgprot(prot))) { > free_vm_area(area);