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 DEA09C35679 for ; Mon, 24 Feb 2020 10:47:25 +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 AFD3620732 for ; Mon, 24 Feb 2020 10:47:25 +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="TwnI6wn9" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AFD3620732 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 1j6BGd-0004vG-7V; Mon, 24 Feb 2020 10:47:15 +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 1j6BGc-0004ui-E9 for xen-devel@lists.xenproject.org; Mon, 24 Feb 2020 10:47:14 +0000 X-Inumbo-ID: ff593ac9-56f2-11ea-8ae3-12813bfff9fa Received: from esa5.hc3370-68.iphmx.com (unknown [216.71.155.168]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id ff593ac9-56f2-11ea-8ae3-12813bfff9fa; Mon, 24 Feb 2020 10:47:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=citrix.com; s=securemail; t=1582541227; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=TZGAL5hiLy9HUPmxEbmzKb3cybQ/vBg7leeFHU/gW84=; b=TwnI6wn9dhDFpoMzNS0MMHMnSynbIoR1dMlNn20HSFgMgGVp4fb419HM srEdG+0WkRZTZBwTt1zAAHWOnXUp7hXBrjbmX6iBb2P1mSK0VQhz6ffMh cJ9rpQ4REjtWDjSHTkBQJkXA4kVvM0Xi62GYjBtFWVe1JCLe0XwI6U7/4 I=; Authentication-Results: esa5.hc3370-68.iphmx.com; dkim=none (message not signed) header.i=none; spf=None smtp.pra=roger.pau@citrix.com; spf=Pass smtp.mailfrom=roger.pau@citrix.com; spf=None smtp.helo=postmaster@mail.citrix.com Received-SPF: None (esa5.hc3370-68.iphmx.com: no sender authenticity information available from domain of roger.pau@citrix.com) identity=pra; client-ip=162.221.158.21; receiver=esa5.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="roger.pau@citrix.com"; x-conformance=sidf_compatible Received-SPF: Pass (esa5.hc3370-68.iphmx.com: domain of roger.pau@citrix.com designates 162.221.158.21 as permitted sender) identity=mailfrom; client-ip=162.221.158.21; receiver=esa5.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="roger.pau@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 (esa5.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=esa5.hc3370-68.iphmx.com; envelope-from="roger.pau@citrix.com"; x-sender="postmaster@mail.citrix.com"; x-conformance=sidf_compatible IronPort-SDR: AN9iZEfhtX8i4tJ5QYK7IOk1OXNMp5Hu6tLS9AUJjQo8NKU7/5E6prgdWvF9C8EkiTkZPaaLAr pDLBmbzRqiFITbnxOh37FvM2ycWbUle5Nck9rmVTJBesoOA0C/17Uq1S+OGJc/FDsxLZmob0ST pMyra9SdluymrJh+Fw9unlynHU30JiLWzFkU0JXIPM2F1/OK9M7KpwpuMLS2NGEX/n5JXEm0xP B3yUXxjSKn+a58ddiPgtwBPle4kX8SCZoR8VcUb0zmNx8pFRIkd3P+D/DGBGYcyR7XMK5R+D8C +vU= X-SBRS: 2.7 X-MesageID: 13255827 X-Ironport-Server: esa5.hc3370-68.iphmx.com X-Remote-IP: 162.221.158.21 X-Policy: $RELAYED X-IronPort-AV: E=Sophos;i="5.70,479,1574139600"; d="scan'208";a="13255827" From: Roger Pau Monne To: Date: Mon, 24 Feb 2020 11:46:42 +0100 Message-ID: <20200224104645.96381-3-roger.pau@citrix.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200224104645.96381-1-roger.pau@citrix.com> References: <20200224104645.96381-1-roger.pau@citrix.com> MIME-Version: 1.0 Subject: [Xen-devel] [PATCH v3 2/5] x86: track when in #NMI context 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 , Wei Liu , Konrad Rzeszutek Wilk , Andrew Cooper , Ian Jackson , George Dunlap , Jan Beulich , Roger Pau Monne Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" QWRkIGhlbHBlcnMgdG8gdHJhY2sgd2hlbiBydW5uaW5nIGluICNOTUkgY29udGV4dC4gVGhpcyBp cyBtb2RlbGVkCmFmdGVyIHRoZSBpbl9pcnEgaGVscGVycy4KClRoZSBTRE0gc3RhdGVzIHRoYXQg bm8gI05NSSBjYW4gYmUgZGVsaXZlcmVkIHdoaWxlIGhhbmRsaW5nIGEgI05NSQp1bnRpbCB0aGUg cHJvY2Vzc29yIGhhcyBleGVjdXRlZCBhbiBpcmV0IGluc3RydWN0aW9uLiBJdCdzIHBvc3NpYmxl Cmhvd2V2ZXIgdGhhdCBhbm90aGVyIGZhdWx0IGlzIHJlY2VpdmVkIHdoaWxlIGhhbmRsaW5nIHRo ZSAjTk1JIChhICNNQwpmb3IgZXhhbXBsZSksIGFuZCB0aHVzIHRoZSBpcmV0IGZyb20gdGhhdCBm YXVsdCB3b3VsZCBhbGxvdyBmdXJ0aGVyCiNOTUlzIHRvIGJlIGluamVjdGVkIHdoaWxlIHN0aWxs IHByb2Nlc3NpbmcgdGhlIHByZXZpb3VzIG9uZSwgYW5kCmhlbmNlIGFuIGludGVnZXIgaXMgbmVl ZGVkIGluIG9yZGVyIHRvIGtlZXAgdHJhY2sgb2YgaW4gc2VydmljZSAjTk1Jcy4KCldoaWxlIHRo ZXJlIG1vdmUgbm1pX2NvdW50KCkgaW50byBhIHg4NiBzcGVjaWZpYyBoZWFkZXIgYW5kIGRyb3Ag dGhlCmxlYWRpbmcgdW5kZXJzY29yZXMgZnJvbSBfX25taV9jb3VudCBmaWVsZC4KCk5vdGUgdGhh dCB0aGVyZSBhcmUgbm8gdXNlcnMgb2YgaW5fbm1pKCkgaW50cm9kdWNlZCBieSB0aGUgY2hhbmdl LApmdXJ0aGVyIHVzZXJzIHdpbGwgYmUgYWRkZWQgYnkgZm9sbG93dXAgY2hhbmdlcy4KClNpZ25l ZC1vZmYtYnk6IFJvZ2VyIFBhdSBNb25uw6kgPHJvZ2VyLnBhdUBjaXRyaXguY29tPgotLS0KQ2hh bmdlcyBzaW5jZSB2MjoKIC0gVXNlIGFuIGludGVnZXIgaW5zdGVhZCBvZiBhIGJvb2xlYW4gdG8g a2VlcCB0cmFjayBvZiBpbiBzZXJ2aWNlCiAgICNOTUlzLgogLSBNb3ZlIG5taV9jb3VudCBpbnRv IHg4NiBzcGVjaWZpYyBoZWFkZXIuCiAtIERyb3AgbGVhZGluZyB1bmRlcnNjb3JlcyBmcm9tIF9f bm1pX2NvdW50IGZpZWxkLgotLS0KIHhlbi9hcmNoL3g4Ni90cmFwcy5jICAgICAgICAgIHwgNiAr KysrKysKIHhlbi9pbmNsdWRlL2FzbS14ODYvaGFyZGlycS5oIHwgNyArKysrKystCiB4ZW4vaW5j bHVkZS94ZW4vaXJxX2NwdXN0YXQuaCB8IDEgLQogMyBmaWxlcyBjaGFuZ2VkLCAxMiBpbnNlcnRp b25zKCspLCAyIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL3hlbi9hcmNoL3g4Ni90cmFwcy5j IGIveGVuL2FyY2gveDg2L3RyYXBzLmMKaW5kZXggM2RiYzY2YmI2NC4uZjRmMmMxM2FlOSAxMDA2 NDQKLS0tIGEveGVuL2FyY2gveDg2L3RyYXBzLmMKKysrIGIveGVuL2FyY2gveDg2L3RyYXBzLmMK QEAgLTE2OTIsOSArMTY5MiwxMyBAQCB2b2lkIGRvX25taShjb25zdCBzdHJ1Y3QgY3B1X3VzZXJf cmVncyAqcmVncykKICAgICBib29sIGhhbmRsZV91bmtub3duID0gZmFsc2U7CiAKICAgICB0aGlz X2NwdShubWlfY291bnQpKys7CisgICAgbm1pX2VudGVyKCk7CiAKICAgICBpZiAoIG5taV9jYWxs YmFjayhyZWdzLCBjcHUpICkKKyAgICB7CisgICAgICAgIG5taV9leGl0KCk7CiAgICAgICAgIHJl dHVybjsKKyAgICB9CiAKICAgICAvKgogICAgICAqIEFjY2Vzc2luZyBwb3J0IDB4NjEgbWF5IHRy YXAgdG8gU01NIHdoaWNoIGhhcyBiZWVuIGFjdHVhbGx5CkBAIC0xNzIwLDYgKzE3MjQsOCBAQCB2 b2lkIGRvX25taShjb25zdCBzdHJ1Y3QgY3B1X3VzZXJfcmVncyAqcmVncykKICAgICAgICAgaWYg KCAhKHJlYXNvbiAmIDB4YzApICYmIGhhbmRsZV91bmtub3duICkKICAgICAgICAgICAgIHVua25v d25fbm1pX2Vycm9yKHJlZ3MsIHJlYXNvbik7CiAgICAgfQorCisgICAgbm1pX2V4aXQoKTsKIH0K IAogbm1pX2NhbGxiYWNrX3QgKnNldF9ubWlfY2FsbGJhY2sobm1pX2NhbGxiYWNrX3QgKmNhbGxi YWNrKQpkaWZmIC0tZ2l0IGEveGVuL2luY2x1ZGUvYXNtLXg4Ni9oYXJkaXJxLmggYi94ZW4vaW5j bHVkZS9hc20teDg2L2hhcmRpcnEuaAppbmRleCAzNGUxYjQ5MjYwLi42Y2NjZTc1ODgxIDEwMDY0 NAotLS0gYS94ZW4vaW5jbHVkZS9hc20teDg2L2hhcmRpcnEuaAorKysgYi94ZW4vaW5jbHVkZS9h c20teDg2L2hhcmRpcnEuaApAQCAtNyw3ICs3LDcgQEAKIHR5cGVkZWYgc3RydWN0IHsKIAl1bnNp Z25lZCBpbnQgX19zb2Z0aXJxX3BlbmRpbmc7CiAJdW5zaWduZWQgaW50IF9fbG9jYWxfaXJxX2Nv dW50OwotCXVuc2lnbmVkIGludCBfX25taV9jb3VudDsKKwl1bnNpZ25lZCBpbnQgbm1pX2NvdW50 OwogCWJvb2xfdCBfX213YWl0X3dha2V1cDsKIH0gX19jYWNoZWxpbmVfYWxpZ25lZCBpcnFfY3B1 c3RhdF90OwogCkBAIC0xOCw2ICsxOCwxMSBAQCB0eXBlZGVmIHN0cnVjdCB7CiAjZGVmaW5lIGly cV9lbnRlcigpCShsb2NhbF9pcnFfY291bnQoc21wX3Byb2Nlc3Nvcl9pZCgpKSsrKQogI2RlZmlu ZSBpcnFfZXhpdCgpCShsb2NhbF9pcnFfY291bnQoc21wX3Byb2Nlc3Nvcl9pZCgpKS0tKQogCisj ZGVmaW5lIG5taV9jb3VudChjcHUpCV9fSVJRX1NUQVQoKGNwdSksIG5taV9jb3VudCkKKyNkZWZp bmUgaW5fbm1pKCkJKG5taV9jb3VudChzbXBfcHJvY2Vzc29yX2lkKCkpICE9IDApCisjZGVmaW5l IG5taV9lbnRlcigpCShubWlfY291bnQoc21wX3Byb2Nlc3Nvcl9pZCgpKSsrKQorI2RlZmluZSBu bWlfZXhpdCgpCShubWlfY291bnQoc21wX3Byb2Nlc3Nvcl9pZCgpKS0tKQorCiB2b2lkIGFja19i YWRfaXJxKHVuc2lnbmVkIGludCBpcnEpOwogCiBleHRlcm4gdm9pZCBhcGljX2ludHJfaW5pdCh2 b2lkKTsKZGlmZiAtLWdpdCBhL3hlbi9pbmNsdWRlL3hlbi9pcnFfY3B1c3RhdC5oIGIveGVuL2lu Y2x1ZGUveGVuL2lycV9jcHVzdGF0LmgKaW5kZXggNzM2MjlmNmVjOC4uYjk2MjlmMjVjMiAxMDA2 NDQKLS0tIGEveGVuL2luY2x1ZGUveGVuL2lycV9jcHVzdGF0LmgKKysrIGIveGVuL2luY2x1ZGUv eGVuL2lycV9jcHVzdGF0LmgKQEAgLTI0LDcgKzI0LDYgQEAgZXh0ZXJuIGlycV9jcHVzdGF0X3Qg aXJxX3N0YXRbXTsKICAgLyogYXJjaCBpbmRlcGVuZGVudCBpcnFfc3RhdCBmaWVsZHMgKi8KICNk ZWZpbmUgc29mdGlycV9wZW5kaW5nKGNwdSkJX19JUlFfU1RBVCgoY3B1KSwgX19zb2Z0aXJxX3Bl bmRpbmcpCiAjZGVmaW5lIGxvY2FsX2lycV9jb3VudChjcHUpCV9fSVJRX1NUQVQoKGNwdSksIF9f bG9jYWxfaXJxX2NvdW50KQotI2RlZmluZSBubWlfY291bnQoY3B1KQkJX19JUlFfU1RBVCgoY3B1 KSwgX19ubWlfY291bnQpCiAjZGVmaW5lIG13YWl0X3dha2V1cChjcHUpCV9fSVJRX1NUQVQoKGNw dSksIF9fbXdhaXRfd2FrZXVwKQogCiAjZW5kaWYJLyogX19pcnFfY3B1c3RhdF9oICovCi0tIAoy LjI1LjAKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpY ZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRw czovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs