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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DAE7C41514 for ; Tue, 6 Aug 2019 21:49:40 +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 5C07C2189E for ; Tue, 6 Aug 2019 21:49:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="fBOk+Vir" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5C07C2189E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hv7Kl-0000oN-6Y; Tue, 06 Aug 2019 21:49:31 +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 4.89) (envelope-from ) id 1hv7Kj-0000mp-Le for xen-devel@lists.xenproject.org; Tue, 06 Aug 2019 21:49:29 +0000 X-Inumbo-ID: 10e667e6-b894-11e9-a110-bf1bed7548b1 Received: from mail.kernel.org (unknown [198.145.29.99]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id 10e667e6-b894-11e9-a110-bf1bed7548b1; Tue, 06 Aug 2019 21:49:29 +0000 (UTC) Received: from sstabellini-ThinkPad-T480s.xilinx.com (c-67-164-102-47.hsd1.ca.comcast.net [67.164.102.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8C292218A6; Tue, 6 Aug 2019 21:49:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1565128168; bh=sZgajqit8qqVgB1Vr0FiUXVVgAwfUQFWMQOw4YHUJkw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fBOk+VirK5qYMkxIB1lK6i9Lqq37Fgw+nVRJAjCNDRWqlYWR+IwCrwHeMUWRdForR +GmP1oh/K1p9PttXqpaYNkpZ9oses9My9sqy9TJnSFk2ZUcJUxWK9Dykcn/EZBQ129 OWDsmVnO/JZ54Q2EFqBd4UtmMVtHWAeWPVM3FQfM= From: Stefano Stabellini To: xen-devel@lists.xenproject.org Date: Tue, 6 Aug 2019 14:49:24 -0700 Message-Id: <20190806214925.7534-6-sstabellini@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: Subject: [Xen-devel] [PATCH v4 6/7] xen/arm: don't iomem_permit_access for reserved-memory regions X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Stefano Stabellini , julien.grall@arm.com, sstabellini@kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" RG9uJ3QgYWxsb3cgcmVzZXJ2ZWQtbWVtb3J5IHJlZ2lvbnMgdG8gYmUgcmVtYXBwZWQgaW50byBh bnkgZ3Vlc3RzLAp1bnRpbCByZXNlcnZlZC1tZW1vcnkgcmVnaW9ucyBhcmUgcHJvcGVybHkgc3Vw cG9ydGVkIGluIFhlbi4gRm9yIG5vdywKZG8gbm90IGNhbGwgaW9tZW1fcGVybWl0X2FjY2VzcyBm b3IgdGhlbS4KClNpZ25lZC1vZmYtYnk6IFN0ZWZhbm8gU3RhYmVsbGluaSA8c3RlZmFub3NAeGls aW54LmNvbT4KLS0tCgpDaGFuZ2VzIGluIHY0OgotIGNvbXBhcmUgdGhlIHBhcmVudCBuYW1lIHdp dGggcmVzZXJ2ZWQtbWVtb3J5Ci0gdXNlIGR0X25vZGVfY21wCgpDaGFuZ2VzIGluIHYzOgotIG5l dyBwYXRjaAotLS0KIHhlbi9hcmNoL2FybS9kb21haW5fYnVpbGQuYyB8IDI0ICsrKysrKysrKysr KysrKystLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDE2IGluc2VydGlvbnMoKyksIDggZGVsZXRp b25zKC0pCgpkaWZmIC0tZ2l0IGEveGVuL2FyY2gvYXJtL2RvbWFpbl9idWlsZC5jIGIveGVuL2Fy Y2gvYXJtL2RvbWFpbl9idWlsZC5jCmluZGV4IDRjODQwNDE1NWEuLjI2N2UwNTQ5ZTIgMTAwNjQ0 Ci0tLSBhL3hlbi9hcmNoL2FybS9kb21haW5fYnVpbGQuYworKysgYi94ZW4vYXJjaC9hcm0vZG9t YWluX2J1aWxkLmMKQEAgLTExNTMsMTcgKzExNTMsMjUgQEAgc3RhdGljIGludCBfX2luaXQgbWFw X3JhbmdlX3RvX2RvbWFpbihjb25zdCBzdHJ1Y3QgZHRfZGV2aWNlX25vZGUgKmRldiwKICAgICBz dHJ1Y3QgbWFwX3JhbmdlX2RhdGEgKm1yX2RhdGEgPSBkYXRhOwogICAgIHN0cnVjdCBkb21haW4g KmQgPSBtcl9kYXRhLT5kOwogICAgIGJvb2wgbmVlZF9tYXBwaW5nID0gIWR0X2RldmljZV9mb3Jf cGFzc3Rocm91Z2goZGV2KTsKKyAgICBjb25zdCBzdHJ1Y3QgZHRfZGV2aWNlX25vZGUgKnBhcmVu dCA9IGR0X2dldF9wYXJlbnQoZGV2KTsKICAgICBpbnQgcmVzOwogCi0gICAgcmVzID0gaW9tZW1f cGVybWl0X2FjY2VzcyhkLCBwYWRkcl90b19wZm4oYWRkciksCi0gICAgICAgICAgICAgICAgICAg ICAgICAgICAgICBwYWRkcl90b19wZm4oUEFHRV9BTElHTihhZGRyICsgbGVuIC0gMSkpKTsKLSAg ICBpZiAoIHJlcyApCisgICAgLyoKKyAgICAgKiBEb24ndCBnaXZlIGlvbWVtIHBlcm1pc3Npb25z IGZvciByZXNlcnZlZC1tZW1vcnkgcmFuZ2VzIHVudGlsCisgICAgICogcmVzZXJ2ZWQtbWVtb3J5 IHN1cHBvcnQgaXMgY29tcGxldGUuCisgICAgICovCisgICAgaWYgKCBkdF9ub2RlX2NtcChkdF9u b2RlX25hbWUocGFyZW50KSwgInJlc2VydmVkLW1lbW9yeSIpID09IDAgKQogICAgIHsKLSAgICAg ICAgcHJpbnRrKFhFTkxPR19FUlIgIlVuYWJsZSB0byBwZXJtaXQgdG8gZG9tJWQgYWNjZXNzIHRv IgotICAgICAgICAgICAgICAgIiAweCUiUFJJeDY0IiAtIDB4JSJQUkl4NjQiXG4iLAotICAgICAg ICAgICAgICAgZC0+ZG9tYWluX2lkLAotICAgICAgICAgICAgICAgYWRkciAmIFBBR0VfTUFTSywg UEFHRV9BTElHTihhZGRyICsgbGVuKSAtIDEpOwotICAgICAgICByZXR1cm4gcmVzOworICAgICAg ICByZXMgPSBpb21lbV9wZXJtaXRfYWNjZXNzKGQsIHBhZGRyX3RvX3BmbihhZGRyKSwKKyAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICBwYWRkcl90b19wZm4oUEFHRV9BTElHTihhZGRy ICsgbGVuIC0gMSkpKTsKKyAgICAgICAgaWYgKCByZXMgKQorICAgICAgICB7CisgICAgICAgICAg ICBwcmludGsoWEVOTE9HX0VSUiAiVW5hYmxlIHRvIHBlcm1pdCB0byBkb20lZCBhY2Nlc3MgdG8i CisgICAgICAgICAgICAgICAgICAgIiAweCUiUFJJeDY0IiAtIDB4JSJQUkl4NjQiXG4iLAorICAg ICAgICAgICAgICAgICAgIGQtPmRvbWFpbl9pZCwKKyAgICAgICAgICAgICAgICAgICBhZGRyICYg UEFHRV9NQVNLLCBQQUdFX0FMSUdOKGFkZHIgKyBsZW4pIC0gMSk7CisgICAgICAgICAgICByZXR1 cm4gcmVzOworICAgICAgICB9CiAgICAgfQogCiAgICAgaWYgKCBuZWVkX21hcHBpbmcgKQotLSAK Mi4xNy4xCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K WGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0 cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==