From nobody Tue Feb 10 00:54:18 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1522768006606536.7686561926024; Tue, 3 Apr 2018 08:06:46 -0700 (PDT) Received: from localhost ([::1]:41074 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f3NW7-0004gs-1T for importer@patchew.org; Tue, 03 Apr 2018 11:06:35 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53718) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f3NR8-0000hO-5S for qemu-devel@nongnu.org; Tue, 03 Apr 2018 11:01:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f3NQy-0008VG-Ol for qemu-devel@nongnu.org; Tue, 03 Apr 2018 11:01:26 -0400 Received: from mout.web.de ([212.227.15.4]:35789) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f3NQy-0008Uh-GZ for qemu-devel@nongnu.org; Tue, 03 Apr 2018 11:01:16 -0400 Received: from md1f2u6c.ww002.siemens.net ([92.77.50.102]) by smtp.web.de (mrweb003 [213.165.67.108]) with ESMTPSA (Nemesis) id 0M2dgj-1eDKdw3Em5-00sO5c; Tue, 03 Apr 2018 17:01:05 +0200 From: Jan Kiszka To: qemu-devel , Paolo Bonzini , Richard Henderson , Eduardo Habkost Date: Tue, 3 Apr 2018 17:00:54 +0200 Message-Id: X-Mailer: git-send-email 2.13.6 In-Reply-To: References: In-Reply-To: References: X-Provags-ID: V03:K0:/+YtwbY067Fi5qJLlnFIAmR8GT4qiV8KdMwCVZNdWnDldTItoyx kbsnAqkPhKTPbpvrWS/0wpxnObXqNMejP/qpD9zqiGiw88qdzoI0TqY7gbelKp1AoD2aPEa SzQeDQcwflITQR5M0b62nHsXq6RGoTs1XlsDCJ9JsDeklMhoW/qDGIlU4bxc1XPK87uJGbE GgST3pyYlkjQ1v1wm4j5Q== X-UI-Out-Filterresults: notjunk:1;V01:K0:Awh5Nnxrc7s=:dHHWKNm2EqOXskPuVPb6oS jDmzXMUOcDjDY6jj+pqW6fqAmGUSqdoJxh4Yc8HotLie888Bj3/OTRHSU86+B8wO8DkQrKRAM 83/aY9BJCUBESqwJ9B3cBf55lxFeqkhHfm/RVz6NlOKeR4nLXZ5To3wSJH8/UF3LbDL9OlcV2 tboXS1+O0cku2Ef5qQ2NiWg2uVNvU4gt+GUQno5uko9elSLS0ELMj1zNChC3gIBRa9ZWL8KuF S4/ZZfO5Fp23PXXy4cHoaasMrDZcPO6MiURKB6EKEm18BRi1tHyyBXFpL4yDcUua8oYqJbn7o uuOMLsqWUHp9EHVF1gXfOiTHaYm/jcyzCGfm8DiFAhx/ZuHO39QTSYWJ+/ohUFInDe8F4bZPJ ygRKiUSpM5UzfNRjnIjpFuFjm99EBnROyEJ+iejECE0qYs35UnakbPMW0+KnzFaSzWzYvN6s0 OSAVI1zoLlbzgOQ2GOSaDDu0fFFizDr6KtgBba2Oc9Ne4NrM9AInr7PlXqbDchx0gpHPzoZIe U/5OxV/2gNwv/+6tHeFPGr2GoMed7i5fWFJWcKs7jS0LoHejAApjeHlHIahZSIuMwc5T0BIxc 85OwkyZUBscMuhBPxzsl+oeTNuPWnatkOWR+LhnPM9BontPMNs/Ybl1ndBhLQM/FaQSugwNnk l6SFPno+Un8a2ScScJNelJzHhNayOCfaHwzx0g6AsASethnsm/tytUCDmdLNN6AnlEfqti1pN WD1Te8cZQFgpJ2frlPSscN2AWWo/w7rz6P5cL5Gh9U6TQsbgxuxQVQbyia5nZ9CY5z/9mWv2u 73d3W1+D7iJzTTtHLEciL+L/+/2qw== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 212.227.15.4 Subject: [Qemu-devel] [PATCH 1/4] target-i386: Add NMI interception to SVM X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Valentine Sinitsyn Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Jan Kiszka Check for SVM interception prior to injecting an NMI. Tested via the Jailhouse hypervisor. Signed-off-by: Jan Kiszka --- target/i386/seg_helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/i386/seg_helper.c b/target/i386/seg_helper.c index 600a4d7586..00301a0c04 100644 --- a/target/i386/seg_helper.c +++ b/target/i386/seg_helper.c @@ -1337,6 +1337,7 @@ bool x86_cpu_exec_interrupt(CPUState *cs, int interru= pt_request) ret =3D true; } else if ((interrupt_request & CPU_INTERRUPT_NMI) && !(env->hflags2 & HF2_NMI_MASK)) { + cpu_svm_check_intercept_param(env, SVM_EXIT_NMI, 0, 0); cs->interrupt_request &=3D ~CPU_INTERRUPT_NMI; env->hflags2 |=3D HF2_NMI_MASK; do_interrupt_x86_hardirq(env, EXCP02_NMI, 1); --=20 2.13.6