From patchwork Thu Feb 9 11:45:34 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Miles Chen X-Patchwork-Id: 9564409 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 0AC8A60236 for ; Thu, 9 Feb 2017 11:46:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DAA9D28454 for ; Thu, 9 Feb 2017 11:46:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CFC822852B; Thu, 9 Feb 2017 11:46:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8ECF228454 for ; Thu, 9 Feb 2017 11:46:14 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cbnAz-0005Kq-SS; Thu, 09 Feb 2017 11:46:13 +0000 Received: from [210.61.82.183] (helo=mailgw01.mediatek.com) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cbnAm-00059N-Sl; Thu, 09 Feb 2017 11:46:03 +0000 Received: from mtkhts09.mediatek.inc [(172.21.101.70)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1984802933; Thu, 09 Feb 2017 19:45:37 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkhts09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 14.3.266.1; Thu, 9 Feb 2017 19:45:35 +0800 From: Miles Chen To: Catalin Marinas , Will Deacon Subject: [PATCH v2] arm64: use is_vmalloc_addr Date: Thu, 9 Feb 2017 19:45:34 +0800 Message-ID: <1486640734-27637-1-git-send-email-miles.chen@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170209_034601_078438_5FDCF120 X-CRM114-Status: UNSURE ( 8.58 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Miles Chen , linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, wsd_upstream@mediatek.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP To is_vmalloc_addr() to check if an address is a vmalloc address instead of checking VMALLOC_START and VMALLOC_END manually. Signed-off-by: Miles Chen --- arch/arm64/mm/ioremap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c index 01e88c8..c4c8cd4 100644 --- a/arch/arm64/mm/ioremap.c +++ b/arch/arm64/mm/ioremap.c @@ -88,7 +88,7 @@ void __iounmap(volatile void __iomem *io_addr) * We could get an address outside vmalloc range in case * of ioremap_cache() reusing a RAM mapping. */ - if (VMALLOC_START <= addr && addr < VMALLOC_END) + if (is_vmalloc_addr((void *)addr)) vunmap((void *)addr); } EXPORT_SYMBOL(__iounmap);