Hello Hanjun, On 11/04/16 06:27, Hanjun Guo wrote:
On 2016/4/4 19:37, Julien Grall wrote:+static void __init gic_acpi_setup_kvm_info(void) +{ + int irq; + + if (!gic_acpi_collect_virt_info()) { + pr_warn("Unable to get hardware information used for virtualization\n"); + return; + } + + gic_v3_kvm_info.type = GIC_V3; + + irq = acpi_register_gsi(NULL, acpi_data.maint_irq, + acpi_data.maint_irq_mode, + ACPI_ACTIVE_HIGH); + if (irq <= 0) + return; + + gic_v3_kvm_info.maint_irq = irq; + + if (acpi_data.vcpu_base) {Sorry, I'm not familiar with KVM, but I got a question here, will KVM works without valid vcpu_base in GICv3 mode?
vcpu_base is only required for supporting GICv2 on GICv3. Regards, -- Julien Grall
