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[81.2.115.148]) by smtp.gmail.com with ESMTPSA id j1sm7905104wrc.28.2020.10.08.07.26.08 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Oct 2020 07:26:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=fh60qRB84VIWqP7kSGXYTzN89LDnF2hd21jrv979hxw=; b=G2+35uVMZ80Fa0HIA18JxWvgc11idcrouWa5XllisIL/QwxTceDvpEN7a6NbErOiYW 5RBj0x+NtOvlnm/RAP0iP+Xs0VSR91S0QruOwneyvYRq4FQewq+SQIhoS+zVmcx76zjE Rl824uP6xDp2SQkdd2VDmIWU8OGBLMz2QQId12gxeF3lV6MBZaItyIyiZVH+52wPWRlz UG7zI/dDdlrJPZjKOiAaqjxpjcNjPd6nrpSlNkCL3cYbWM+KGYEYRzdU1BhLZZcz7tOG A/j+X8y5u84YTvcwoaXXRooGOLdHlYdZy6XgJJdorTtEBCNoplvtEfc9YDGyPQP8PN8j 9TQw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fh60qRB84VIWqP7kSGXYTzN89LDnF2hd21jrv979hxw=; b=qFQelJVxzqwu9vY4V1tza//r920f2R1svwJmRwOItdM8amu7cNtlOrVJcVVvlHC7nL ap6D6Z1mWS7QcrPUNPYXK1SB/WkNmzYZgd/4g/C7ahc3TYt42RSUrqCtrHK1yEDS0QGz rMje7StG3jUNMye0X9hs1D62P+roCAClyAgBqu4NbTA54+vgbybIUa8vDSwRbsLtVJ3h bNAj3Btk7Rj5RzOeJfLKv/m/9YRHXUR1whNQja14oOz0oAn5Idz8XJ2m1J4TPdW2aDww tFF03pNPDBZVg839HyAnen2ryJg8yMuA3KbVWAw/2nLg55DzR5+A7j/yC68Hlu4i+qBJ mFmw== X-Gm-Message-State: AOAM530CHG0uJLVnOA6Vn31Cjfu57yeinarQkyd2hHPYpzL8CSTUsDIw 7NBKDJRwHBzSQWZl/r7zEblA+s74ENNjMGMS X-Google-Smtp-Source: ABdhPJw1+7pe7unFc1Up5Vbk8ujn2WdXRJEz7k35/1W4aASOCxGhY6hieH2JMTezzy5ZOUxV4SMf4g== X-Received: by 2002:adf:91a4:: with SMTP id 33mr10229860wri.170.1602167170351; Thu, 08 Oct 2020 07:26:10 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 09/12] hw/arm/virt: Move kvm pmu setup to virt_cpu_post_init Date: Thu, 8 Oct 2020 15:25:54 +0100 Message-Id: <20201008142557.9845-10-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201008142557.9845-1-peter.maydell@linaro.org> References: <20201008142557.9845-1-peter.maydell@linaro.org> MIME-Version: 1.0 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::443; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x443.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 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" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" From: Andrew Jones Move the KVM PMU setup part of fdt_add_pmu_nodes() to virt_cpu_post_init(), which is a more appropriate location. Now fdt_add_pmu_nodes() is also named more appropriately, because it no longer does anything but fdt node creation. No functional change intended. Reviewed-by: Peter Maydell Reviewed-by: Eric Auger Signed-off-by: Andrew Jones Message-id: 20201001061718.101915-5-drjones@redhat.com Signed-off-by: Peter Maydell --- hw/arm/virt.c | 34 ++++++++++++++++++---------------- 1 file changed, 18 insertions(+), 16 deletions(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 524eafe22df..92ab0fd094d 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -521,21 +521,12 @@ static void fdt_add_gic_node(VirtMachineState *vms) =20 static void fdt_add_pmu_nodes(const VirtMachineState *vms) { - CPUState *cpu; - ARMCPU *armcpu; + ARMCPU *armcpu =3D ARM_CPU(first_cpu); uint32_t irqflags =3D GIC_FDT_IRQ_FLAGS_LEVEL_HI; =20 - CPU_FOREACH(cpu) { - armcpu =3D ARM_CPU(cpu); - if (!arm_feature(&armcpu->env, ARM_FEATURE_PMU)) { - return; - } - if (kvm_enabled()) { - if (kvm_irqchip_in_kernel()) { - kvm_arm_pmu_set_irq(cpu, PPI(VIRTUAL_PMU_IRQ)); - } - kvm_arm_pmu_init(cpu); - } + if (!arm_feature(&armcpu->env, ARM_FEATURE_PMU)) { + assert(!object_property_get_bool(OBJECT(armcpu), "pmu", NULL)); + return; } =20 if (vms->gic_version =3D=3D VIRT_GIC_VERSION_2) { @@ -544,7 +535,6 @@ static void fdt_add_pmu_nodes(const VirtMachineState *v= ms) (1 << vms->smp_cpus) - 1); } =20 - armcpu =3D ARM_CPU(qemu_get_cpu(0)); qemu_fdt_add_subnode(vms->fdt, "/pmu"); if (arm_feature(&armcpu->env, ARM_FEATURE_V8)) { const char compat[] =3D "arm,armv8-pmuv3"; @@ -1678,11 +1668,23 @@ static void finalize_gic_version(VirtMachineState *= vms) */ static void virt_cpu_post_init(VirtMachineState *vms) { - bool aarch64; + bool aarch64, pmu; + CPUState *cpu; =20 aarch64 =3D object_property_get_bool(OBJECT(first_cpu), "aarch64", NUL= L); + pmu =3D object_property_get_bool(OBJECT(first_cpu), "pmu", NULL); =20 - if (!kvm_enabled()) { + if (kvm_enabled()) { + CPU_FOREACH(cpu) { + if (pmu) { + assert(arm_feature(&ARM_CPU(cpu)->env, ARM_FEATURE_PMU)); + if (kvm_irqchip_in_kernel()) { + kvm_arm_pmu_set_irq(cpu, PPI(VIRTUAL_PMU_IRQ)); + } + kvm_arm_pmu_init(cpu); + } + } + } else { if (aarch64 && vms->highmem) { int requested_pa_size =3D 64 - clz64(vms->highest_gpa); int pamax =3D arm_pamax(ARM_CPU(first_cpu)); --=20 2.20.1