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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 33A25C282DD for ; Wed, 8 Jan 2020 13:23:01 +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 027262067D for ; Wed, 8 Jan 2020 13:23:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=citrix.com header.i=@citrix.com header.b="VIq/bkkq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 027262067D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=citrix.com 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 1ipBIN-0008VT-DW; Wed, 08 Jan 2020 13:22:47 +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 1ipBIM-0008VL-2E for xen-devel@lists.xenproject.org; Wed, 08 Jan 2020 13:22:46 +0000 X-Inumbo-ID: f4abd1c4-3219-11ea-b7f4-12813bfff9fa Received: from esa2.hc3370-68.iphmx.com (unknown [216.71.145.153]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id f4abd1c4-3219-11ea-b7f4-12813bfff9fa; Wed, 08 Jan 2020 13:22:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1578489766; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=GWTtW/iClDApFXi8woALVRB6iPRyx6+Wv9Jkh+1vvNk=; b=VIq/bkkqs9egIgcVrYAVRN3GThiwLxnN7pf4wLekSXXoxcmc+BFLhOrW kUiPblEtdWQCkn7KGPubku2C96OqNHcx5uBfM+nrxhhqtmmD5Mi8XfQ9i S5wSz9TUqZLDM4ExzOJrItmD1HlqIH7zrN/vuwKP9foMpSrrmEBPJsv8Z I=; Authentication-Results: esa2.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=andrew.cooper3@citrix.com; spf=Pass smtp.mailfrom=Andrew.Cooper3@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa2.hc3370-68.iphmx.com: no sender authenticity information available from domain of andrew.cooper3@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa2.hc3370-68.iphmx.com; envelope-from="Andrew.Cooper3@citrix.com"; x-sender="andrew.cooper3@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa2.hc3370-68.iphmx.com: domain of Andrew.Cooper3@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa2.hc3370-68.iphmx.com; envelope-from="Andrew.Cooper3@citrix.com"; x-sender="Andrew.Cooper3@citrix.com"; x-conformance=sidf_compatible; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:209.167.231.154 ip4:178.63.86.133 ip4:195.66.111.40/30 ip4:85.115.9.32/28 ip4:199.102.83.4 ip4:192.28.146.160 ip4:192.28.146.107 ip4:216.52.6.88 ip4:216.52.6.188 ip4:162.221.158.21 ip4:162.221.156.83 ip4:168.245.78.127 ~all" Received-SPF: None (esa2.hc3370-68.iphmx.com: no sender authenticity information available from domain of postmaster@mail.citrix.com) identity=helo; client-ip=162.221.158.21; receiver=esa2.hc3370-68.iphmx.com; envelope-from="Andrew.Cooper3@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: HsNKVDwso4S4crO/12IiqoarTcb8SopdsbXAHVmQxfjSNdReOk6qx5nuKyahshuocDK/fmdvVH Qcug2d7/0EIVrOUUVyAYAHalyO7W9PjmgotFpRy2KUZFTiu76KEbY0t3Yzu+gbCI35clCEOUXx 5LTuzepj+adm2Qbf4jJK7bWbYXHflqq3J8osobGdVMs8eH6c9GvTzdolKbS2kTOL1drTqLTmNU uT7qxipnMskD5QhVCh8a6bYJFKSkDZPhWdlvERm4zi6n+DpGmZoq4uHVGiw20fzcJymDtvM2TE SH0= X-SBRS: 2.7 X-MesageID: 10638348 X-Ironport-Server: esa2.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.69,410,1571716800"; d="scan'208";a="10638348" From: Andrew Cooper To: Xen-devel Date: Wed, 8 Jan 2020 13:22:41 +0000 Message-ID: <20200108132241.8564-1-andrew.cooper3@citrix.com> X-Mailer: git-send-email 2.11.0 MIME-Version: 1.0 Subject: [Xen-devel] [PATCH] x86/boot: Simplify BSS zeroing 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: Andrew Cooper , Wei Liu , Jan Beulich , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" VGhlcmUgaXMgbm8gbmVlZCB0byBsb2FkIGEgbm9uLWZsYXQgJWVzIHRvIHplcm8gdGhlIEJTUy4g IFVzZSBzeW1fZXNpKCkKaW5zdGVhZCwgd2hpY2ggaXMgZWFzaWVyIHRvIGZvbGxvdywgZmFzdGVy IChhdm9pZHMgdHdvIHNlZ21lbnQgbG9hZHMpIGFuZApkb2Vzbid0IHJlcXVpcmUgdXNlIG9mIHRo ZSBzdGFjay4KClNpZ25lZC1vZmYtYnk6IEFuZHJldyBDb29wZXIgPGFuZHJldy5jb29wZXIzQGNp dHJpeC5jb20+Ci0tLQpDQzogSmFuIEJldWxpY2ggPEpCZXVsaWNoQHN1c2UuY29tPgpDQzogV2Vp IExpdSA8d2xAeGVuLm9yZz4KQ0M6IFJvZ2VyIFBhdSBNb25uw6kgPHJvZ2VyLnBhdUBjaXRyaXgu Y29tPgoKTG9va2luZyB0aHJvdWdoIHRoZSBjb2RlLCBhbG1vc3QgZXZlcnl0aGluZyB0aGF0IHVz ZXMgc3ltX2ZzKCkgd291bGQgYmUgYmV0dGVyCnVzaW5nIHN5bV9lc2koKS4gIEl0IGlzIHVubmVj ZXNzYXJ5IGV4dHJhIGluc3RydWN0aW9uIHN0cmVhbSBieXRlcywgYW5kIEFHVQpoaXQgZm9yIGV2 ZXJ5IG1lbW9yeSBvcGVyYW5kLgoKTW9zdCBpbXBvcnRhbnRseSBob3dldmVyLCB0aGUgY29kZSBp cyBmYXIgbW9yZSBzaW1wbGUgdG8gcmVhc29uIGFib3V0IHdoZW4gaXQKaXMgY29uc2l0ZW50IGFi b3V0IGJlaW5nIGZsYXQsIHJhdGhlciB0aGFuIG1peGluZyBhbmQgbWF0Y2hpbmcgYmV0d2VlbiBm bGF0CmFuZCBub24tZmxhdCB2aWV3cyBvZiB0aGUgc2FtZSBtZW1vcnkuCi0tLQogeGVuL2FyY2gv eDg2L2Jvb3QvaGVhZC5TIHwgOCArKy0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDIgaW5zZXJ0aW9u cygrKSwgNiBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS94ZW4vYXJjaC94ODYvYm9vdC9oZWFk LlMgYi94ZW4vYXJjaC94ODYvYm9vdC9oZWFkLlMKaW5kZXggODIzOTVlOTFkZC4uMWI3MjljMzdm OCAxMDA2NDQKLS0tIGEveGVuL2FyY2gveDg2L2Jvb3QvaGVhZC5TCisrKyBiL3hlbi9hcmNoL3g4 Ni9ib290L2hlYWQuUwpAQCAtNjE3LDE2ICs2MTcsMTIgQEAgdHJhbXBvbGluZV9zZXR1cDoKICAg ICAgICAgam56ICAgICAxZgogCiAgICAgICAgIC8qIEluaXRpYWxpemUgQlNTIChubyBuYXN0eSBz dXJwcmlzZXMhKS4gKi8KLSAgICAgICAgbW92ICAgICAkc3ltX29mZnMoX19ic3Nfc3RhcnQpLCVl ZGkKLSAgICAgICAgbW92ICAgICAkc3ltX29mZnMoX19ic3NfZW5kKSwlZWN4Ci0gICAgICAgIHB1 c2ggICAgJWZzCi0gICAgICAgIHBvcCAgICAgJWVzCisgICAgICAgIGxlYSAgICAgc3ltX2VzaShf X2Jzc19zdGFydCksICVlZGkKKyAgICAgICAgbGVhICAgICBzeW1fZXNpKF9fYnNzX2VuZCksICVl Y3gKICAgICAgICAgc3ViICAgICAlZWRpLCVlY3gKICAgICAgICAgeG9yICAgICAlZWF4LCVlYXgK ICAgICAgICAgc2hyICAgICAkMiwlZWN4CiAgICAgICAgIHJlcCBzdG9zbAotICAgICAgICBwdXNo ICAgICVkcwotICAgICAgICBwb3AgICAgICVlcwogCiAxOgogICAgICAgICAvKiBJbnRlcnJvZ2F0 ZSBDUFUgZXh0ZW5kZWQgZmVhdHVyZXMgdmlhIENQVUlELiAqLwotLSAKMi4xMS4wCgoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxp bmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5w cm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==