From patchwork Tue Jun 7 12:50:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kefeng Wang X-Patchwork-Id: 12871875 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6F8D6C43334 for ; Tue, 7 Jun 2022 12:43:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TN4IWktV8qsKsbTmQvrG/3YGJBhUvsO0ks8uehHKaUU=; b=VA5F4pKBQTqBMt jRIjtqSQVdm8HSXm6f5t7vKw7YyBFygll579tDd7f3rKPos+4S6HGc17kEM5V7m26Lt2W7v7H4fso rtCZ+1NDygSRhJkTcmlJ0Qujy1uvRANa23w3Nucwe5Uyd3nDqCOyD5mmJOH/0/+7kZIkz4UlPjW0y Z88CPtyPmKpkidFE7Ovhhrz7yNKSrS46FfyFy5ynVOBQM0R58M+pG58f8pSxCrnwWKZqwyeoQZW/d RexGv3wGzWDtoaDEE/jxFXhJJLO28R2DIw97UL5enquR7LmiURIJmzK0v/Ep/2fUuiiYqg/TQCPWi qgJxLH1bZ6NywmA3kvjw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyYXE-007PZX-89; Tue, 07 Jun 2022 12:42:12 +0000 Received: from szxga08-in.huawei.com ([45.249.212.255]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyYW5-007P3D-MR for linux-arm-kernel@lists.infradead.org; Tue, 07 Jun 2022 12:41:04 +0000 Received: from dggpemm500022.china.huawei.com (unknown [172.30.72.54]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4LHVKX4Rq1z1KCMb; Tue, 7 Jun 2022 20:39:12 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500022.china.huawei.com (7.185.36.162) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 7 Jun 2022 20:40:50 +0800 Received: from localhost.localdomain.localdomain (10.175.113.25) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 7 Jun 2022 20:40:50 +0800 From: Kefeng Wang To: , , , , CC: , , , , Kefeng Wang , Christoph Hellwig Subject: [PATCH v5 3/6] mm: ioremap: Setup phys_addr of struct vm_struct Date: Tue, 7 Jun 2022 20:50:24 +0800 Message-ID: <20220607125027.44946-4-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220607125027.44946-1-wangkefeng.wang@huawei.com> References: <20220607125027.44946-1-wangkefeng.wang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220607_054101_922643_448E81E6 X-CRM114-Status: UNSURE ( 9.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Show physical address of each ioremap in /proc/vmallocinfo. Acked-by: Andrew Morton Reviewed-by: Christoph Hellwig Reviewed-by: Anshuman Khandual Signed-off-by: Kefeng Wang --- mm/ioremap.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/ioremap.c b/mm/ioremap.c index 2d754b48d230..e1d008e8f87f 100644 --- a/mm/ioremap.c +++ b/mm/ioremap.c @@ -33,6 +33,7 @@ void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size, 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))) {