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From: | Paolo Bonzini |
Subject: | Re: [Qemu-devel] [RESEND PATCH v8 1/4] apic: map APIC's MMIO region at each CPU's address space |
Date: | Fri, 26 Jun 2015 11:05:34 +0200 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 |
On 26/06/2015 11:01, Igor Mammedov wrote: > > It's used if the userspace LAPIC is. It's not used together with the > > kernel LAPIC (accesses really are trapped by the kernel). > > Isn't this memory region still handle MSI MMIO in case of kernel LAPIC? > kvm_apic_mem_write() -> kvm_irqchip_send_msi() I'm not sure if the MSI MMIO area moves together with the APIC base. I think it doesn't. Paolo
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