From nobody Mon Dec 15 12:42:31 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1752267159934957.9927162215222; Fri, 11 Jul 2025 13:52:39 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uaKgz-0006WW-4v; Fri, 11 Jul 2025 16:50:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uaKe8-0003ST-JG; Fri, 11 Jul 2025 16:47:08 -0400 Received: from isrv.corpit.ru ([212.248.84.144]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uaKe6-0003oT-Oz; Fri, 11 Jul 2025 16:47:04 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id C9B4B135D09; Fri, 11 Jul 2025 23:46:04 +0300 (MSK) Received: from think4mjt.tls.msk.ru (mjtthink.wg.tls.msk.ru [192.168.177.146]) by tsrv.corpit.ru (Postfix) with ESMTP id A7BDD23FF43; Fri, 11 Jul 2025 23:46:32 +0300 (MSK) From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , Peter Maydell , Michael Tokarev Subject: [Stable-7.2.19 10/15] target/arm: Correct KVM & HVF dtb_compatible value Date: Fri, 11 Jul 2025 23:46:25 +0300 Message-ID: <20250711204632.1804872-10-mjt@tls.msk.ru> X-Mailer: git-send-email 2.47.2 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=212.248.84.144; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1752267161784116600 From: Philippe Mathieu-Daud=C3=A9 Linux kernel knows how to parse "arm,armv8", not "arm,arm-v8". See arch/arm64/boot/dts/foundation-v8.dts: https://github.com/torvalds/linux/commit/90556ca1ebdd Cc: qemu-stable@nongnu.org Fixes: 26861c7ce06 ("target-arm: Add minimal KVM AArch64 support") Fixes: 585df85efea ("hvf: arm: Implement -cpu host") Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson Message-id: 20250623121845.7214-10-philmd@linaro.org Signed-off-by: Peter Maydell (cherry picked from commit a412575837b6a46584fba891e3706e87bd09a3e6) (Mjt: the change is in target/arm/kvm64.c, not ../kvm.c) Signed-off-by: Michael Tokarev diff --git a/target/arm/hvf/hvf.c b/target/arm/hvf/hvf.c index 047cb8fc50..dfce8181f9 100644 --- a/target/arm/hvf/hvf.c +++ b/target/arm/hvf/hvf.c @@ -489,7 +489,7 @@ static bool hvf_arm_get_host_cpu_features(ARMHostCPUFea= tures *ahcf) hv_vcpu_exit_t *exit; int i; =20 - ahcf->dtb_compatible =3D "arm,arm-v8"; + ahcf->dtb_compatible =3D "arm,armv8"; ahcf->features =3D (1ULL << ARM_FEATURE_V8) | (1ULL << ARM_FEATURE_NEON) | (1ULL << ARM_FEATURE_AARCH64) | diff --git a/target/arm/kvm64.c b/target/arm/kvm64.c index ed85bcfb5c..de69d8ade9 100644 --- a/target/arm/kvm64.c +++ b/target/arm/kvm64.c @@ -546,7 +546,7 @@ bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *= ahcf) } =20 ahcf->target =3D init.target; - ahcf->dtb_compatible =3D "arm,arm-v8"; + ahcf->dtb_compatible =3D "arm,armv8"; =20 err =3D read_sys_reg64(fdarray[2], &ahcf->isar.id_aa64pfr0, ARM64_SYS_REG(3, 0, 0, 4, 0)); --=20 2.47.2