From patchwork Wed Dec 5 12:28:50 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Hildenbrand X-Patchwork-Id: 10714065 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EA7981923 for ; Wed, 5 Dec 2018 12:40:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D79E42CEA1 for ; Wed, 5 Dec 2018 12:40:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CB6432CEA5; Wed, 5 Dec 2018 12:40:53 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9CB652CEA1 for ; Wed, 5 Dec 2018 12:40:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=Q4FPp3sfa4ZYs3Xy5cl70WOJb+FfFzY0ctzM/WTSpkU=; b=IqXtPiU2X2b6Tk2IK+sn/GRmUr XciTFWuVytLl/7BFUYvkCmLd7cKXC4q39ByZzTy1EBe19ilDT4aeMLgT2jMpxM3NkjPNMNr4zc0vj sWAZJMh0Z+4dNp2Njq2Qr7Q8QWCGFexXWztfemHkWXpTOXCczOZu19Y9Tx5fkVVG8sI4c0jmskiH4 htcfz2rga8niAyTTEtdwhicLsPWFDX7q0F6TFN2/EqDchBU+KQHB2rXPIBhkWTN9Qt/T0JZdpOjFC OmmSB5VwlVb6iwconBeT+JhXAT7907YMqrWKGLZNrd/Qt1Eatj6C5XnwR1xw93CQRtr36naRIzxBq vDJL6hWg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gUWTs-0001IH-Fe; Wed, 05 Dec 2018 12:40:44 +0000 Received: from mx1.redhat.com ([209.132.183.28]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gUWJn-0002EG-Qu; Wed, 05 Dec 2018 12:30:31 +0000 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id EE2E430001EF; Wed, 5 Dec 2018 12:30:15 +0000 (UTC) Received: from t460s.redhat.com (ovpn-117-65.ams2.redhat.com [10.36.117.65]) by smtp.corp.redhat.com (Postfix) with ESMTP id 658DB60E3F; Wed, 5 Dec 2018 12:30:12 +0000 (UTC) From: David Hildenbrand To: linux-mm@kvack.org Subject: [PATCH RFC 6/7] arm64: kexec: no need to ClearPageReserved() Date: Wed, 5 Dec 2018 13:28:50 +0100 Message-Id: <20181205122851.5891-7-david@redhat.com> In-Reply-To: <20181205122851.5891-1-david@redhat.com> References: <20181205122851.5891-1-david@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.46]); Wed, 05 Dec 2018 12:30:16 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181205_043020_498047_47E0D1A8 X-CRM114-Status: GOOD ( 11.55 ) 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: Mark Rutland , linux-s390@vger.kernel.org, David Hildenbrand , Marc Zyngier , Catalin Marinas , Bhupesh Sharma , Will Deacon , linux-kernel@vger.kernel.org, Matthew Wilcox , Michal Hocko , linux-m68k@lists.linux-m68k.org, Dave Kleikamp , linux-mediatek@lists.infradead.org, James Morse , linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, Andrew Morton , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP This will already be done by free_reserved_page(). Cc: Catalin Marinas Cc: Will Deacon Cc: Bhupesh Sharma Cc: James Morse Cc: Marc Zyngier Cc: Dave Kleikamp Cc: Mark Rutland Cc: Andrew Morton Cc: Michal Hocko Cc: Matthew Wilcox Signed-off-by: David Hildenbrand Acked-by: James Morse --- arch/arm64/kernel/machine_kexec.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c index 922add8adb74..0ef4ea73aa54 100644 --- a/arch/arm64/kernel/machine_kexec.c +++ b/arch/arm64/kernel/machine_kexec.c @@ -353,7 +353,6 @@ void crash_free_reserved_phys_range(unsigned long begin, unsigned long end) for (addr = begin; addr < end; addr += PAGE_SIZE) { page = phys_to_page(addr); - ClearPageReserved(page); free_reserved_page(page); } }