From patchwork Thu Sep 30 18:50:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 12529175 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6E67FC433F5 for ; Thu, 30 Sep 2021 18:51:17 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3A49761209 for ; Thu, 30 Sep 2021 18:51:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 3A49761209 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.200196.354653 (Exim 4.92) (envelope-from ) id 1mW191-0007od-9y; Thu, 30 Sep 2021 18:50:59 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 200196.354653; Thu, 30 Sep 2021 18:50:59 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mW191-0007oR-61; Thu, 30 Sep 2021 18:50:59 +0000 Received: by outflank-mailman (input) for mailman id 200196; Thu, 30 Sep 2021 18:50:57 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mW18z-0007mo-EK for xen-devel@lists.xenproject.org; Thu, 30 Sep 2021 18:50:57 +0000 Received: from mail.kernel.org (unknown [198.145.29.99]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 584b46dc-221f-11ec-bd6b-12813bfff9fa; Thu, 30 Sep 2021 18:50:56 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPSA id 8841861209; Thu, 30 Sep 2021 18:50:49 +0000 (UTC) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 584b46dc-221f-11ec-bd6b-12813bfff9fa DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1633027856; bh=UhBCHbOj9Jl5ZEx32c+R0M1PnzpsDKyF6CtjxvFScPo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c2tPiDJenxyQCvMzIY4Em8nsDs+rtaeSgB5mPhO6rdWaZxL8dx3plalQIb93rr+g7 VQ8cGTHdyEbFp89BNk1xmo9SM+kleGvnBNuMMGt+h3NC2iEs3mimxx37p8Rh1Q49I1 dICy9rhz40FtM07iwqUokDQc+WAsE9WW38PuHUYN59W32pQcFuBqF49AW2YbxvUmMe aml+AvUr5+hgysic8DOhS2c2vDqm1VwkFyfbPUhqrlF8CS9WEcfvcWhLGpQ9MtlfVo xwgzIBOzSTgMKLsybKBHHglY8ZfOkRoMe48nKFLqWW35isec2qKzGOkfCDbTRn1Osu LXpN7CWI+EqJw== From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Christophe Leroy , Juergen Gross , Linus Torvalds , Mike Rapoport , Mike Rapoport , Shahab Vahedi , devicetree@vger.kernel.org, iommu@lists.linux-foundation.org, kasan-dev@googlegroups.com, kvm@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-usb@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, xen-devel@lists.xenproject.org Subject: [PATCH v2 2/6] xen/x86: free_p2m_page: use memblock_free_ptr() to free a virtual pointer Date: Thu, 30 Sep 2021 21:50:27 +0300 Message-Id: <20210930185031.18648-3-rppt@kernel.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20210930185031.18648-1-rppt@kernel.org> References: <20210930185031.18648-1-rppt@kernel.org> MIME-Version: 1.0 From: Mike Rapoport free_p2m_page() wrongly passes a virtual pointer to memblock_free() that treats it as a physical address. Call memblock_free_ptr() instead that gets a virtual address to free the memory. Signed-off-by: Mike Rapoport Reviewed-by: Juergen Gross --- arch/x86/xen/p2m.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 5e6e236977c7..141bb9dbd2fb 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -197,7 +197,7 @@ static void * __ref alloc_p2m_page(void) static void __ref free_p2m_page(void *p) { if (unlikely(!slab_is_available())) { - memblock_free((unsigned long)p, PAGE_SIZE); + memblock_free_ptr(p, PAGE_SIZE); return; }