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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4538233c4acsm162585205e9.1.2025.06.30.06.09.54 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 30 Jun 2025 06:09:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1751288997; x=1751893797; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=gVu21VQj8moUvN4y9H9klvBu0KFfflfQTQgSaLVpIq4=; b=XP84tkaWxxXXFJyyHWqDVtNxSeSj52PWzi+wgG+lFmPLsJNbvH/x2gbfwBUONaV1nw igoScRKvzUUcCkCTjGORK/V9GNQPeZFM56WFqhoEPnqvxdTDYaFFOc/JRfa9PCbECWKg PafAwdyG+IejA4e0hyYl5YkB03NcZrBXlGb32VQ40gow6di6LraAqSAqmSBZVNJTehbe KhSWKOrd01JFHE7v4aA/4eugPh9W8iD3t2HgAq1ekU86NeQx4gAVG2yFOECXIh2tKfkN 02RVKxkfkelrYsEo5I0E4mh/xlJzDzX2PBi4mv8vIszHknSi8fjreTNeo5bbaQ90KkdU kURQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751288997; x=1751893797; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=gVu21VQj8moUvN4y9H9klvBu0KFfflfQTQgSaLVpIq4=; b=UApAYjkIWLn0G9Yjj+PFGG6OYuefChqZdqLKXZqcO9k7hjhu1ihwMGL+DLcoNyeCHy ZWRh5QTURX1HtZP45NbgfHqP6LtYPQenxvduJ8Fj+u8WuYHI20Wv0d9W9VWPn1NIvEoA gNyqgNcUyqfqWUolHvWscdI7ksc2C+HQT1+mgt1nafV16RA6zNh3LIFt5n8xwUVDiOuT Du65/OBmOGM0vj2IwlJw3TSc1fCT5aF/t8lhGBE1h2IjNumLCxZqEjrZ7BKWpUx2RGCj t2QcakI5hOSYbuSlPpC91+nvso56uaBx3umt8xtVaKCQbtyI6xrnJymScdatJVT/dNJq pknQ== X-Gm-Message-State: AOJu0YyD8AQ1ERWO3DCW8pZJ3Sp/eL0H35fEaKrgAqZE+1iwSJbmlYYQ LIYJtupySjq/2DThrcbz5fUoe5D3eqIosChl3T24dfvcdyjXqTdSW91nbXdlxdLlAU8yybcTskx TjKw4 X-Gm-Gg: ASbGncvfZxi94Sf8obcxfOY9QJ4gCxbNU1poIgiPlPschjwpMEgzECwVUjfcKK0xWCM sAAVb6fEcotwIJlFwNatLbJKfWc/jm0WIsHhDWR0NEbA0emo2kb27GZQ+Ws+JSIewj3F60UJzn1 2ol5tFE+0yD5KYW3yNJFAQaZNoW5prPo40bhY/PtGdMXcmz0r88D9+8EaVryAFousV7ZOvxSGyK l9UMDshwidswVz+uYR+y+qIonjw/oGICCB//fDv0ljWq1okU3oRS19VHR6SZlZNksGG5C3DVAAF EfY3XdlHLyP+T5+ZCrlIpu4QPZqsyQN1jmIoyIWwvayfELlOEm00qHcYSVpNOWKG9WSzaSNF/wp eiyZ+mehA84zvMUz6Hxd7u6Hc2vgAyTJoV3u6 X-Google-Smtp-Source: AGHT+IHQZWVRv7COfUKTcPVWGcRltskCqmNyt9doYt3xOLyzJlaw8sjSpsZQE/IQWqL04mhJpyU42Q== X-Received: by 2002:a05:600c:1e12:b0:43b:ce36:7574 with SMTP id 5b1f17b1804b1-4538ee39aabmr120625305e9.11.1751288996757; Mon, 30 Jun 2025 06:09:56 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Peter Maydell , =?UTF-8?q?Alex=20Benn=C3=A9e?= , Alexander Graf , qemu-arm@nongnu.org, Pierrick Bouvier , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Subject: [PATCH 3/6] target/arm: Better describe PMU depends on TCG or HVF Date: Mon, 30 Jun 2025 15:09:34 +0200 Message-ID: <20250630130937.3487-4-philmd@linaro.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250630130937.3487-1-philmd@linaro.org> References: <20250630130937.3487-1-philmd@linaro.org> 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=2a00:1450:4864:20::334; envelope-from=philmd@linaro.org; helo=mail-wm1-x334.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1751289105279116600 Simplify PMU logic by rewriting '!KVM' as 'TCG || HVF' (ignoring QTest, because vCPUs are not available there). Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Pierrick Bouvier --- target/arm/cpu.c | 2 +- target/arm/machine.c | 10 +++++----- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index b6a8ba83a46..0311ff315fe 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2352,7 +2352,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error= **errp) if (arm_feature(env, ARM_FEATURE_PMU)) { pmu_init(cpu); =20 - if (!kvm_enabled()) { + if (tcg_enabled() || hvf_enabled()) { arm_register_pre_el_change_hook(cpu, &pmu_pre_el_change, 0); arm_register_el_change_hook(cpu, &pmu_post_el_change, 0); } diff --git a/target/arm/machine.c b/target/arm/machine.c index e442d485241..baa7ad25ca9 100644 --- a/target/arm/machine.c +++ b/target/arm/machine.c @@ -1,7 +1,7 @@ #include "qemu/osdep.h" #include "cpu.h" #include "qemu/error-report.h" -#include "system/kvm.h" +#include "system/hvf.h" #include "system/tcg.h" #include "kvm_arm.h" #include "internals.h" @@ -853,7 +853,7 @@ static int cpu_pre_save(void *opaque) { ARMCPU *cpu =3D opaque; =20 - if (!kvm_enabled()) { + if (tcg_enabled() || hvf_enabled()) { pmu_op_start(&cpu->env); } =20 @@ -888,7 +888,7 @@ static int cpu_post_save(void *opaque) { ARMCPU *cpu =3D opaque; =20 - if (!kvm_enabled()) { + if (tcg_enabled() || hvf_enabled()) { pmu_op_finish(&cpu->env); } =20 @@ -921,7 +921,7 @@ static int cpu_pre_load(void *opaque) */ env->irq_line_state =3D UINT32_MAX; =20 - if (!kvm_enabled()) { + if (tcg_enabled() || hvf_enabled()) { pmu_op_start(env); } =20 @@ -1013,7 +1013,7 @@ static int cpu_post_load(void *opaque, int version_id) } } =20 - if (!kvm_enabled()) { + if (tcg_enabled() || hvf_enabled()) { pmu_op_finish(env); } =20 --=20 2.49.0