Re: [PATCH v2 1/6] KVM: arm64: Cap KVM_CAP_NR_VCPUS by kvm_arm_default_max_vcpus()
Marc Zyngier <[email protected]>
| Newsgroups | org.kernel.vger.kvm-ppc,org.infradead.lists.kvm-riscv,org.infradead.lists.linux-arm-kernel,org.kernel.vger.kvm,org.kernel.vger.linux-kernel,org.kernel.vger.linux-mips,org.kernel.vger.linux-s390 |
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| Message-ID | <[email protected]> |
On Tue, 16 Nov 2021 16:34:38 +0000, Vitaly Kuznetsov <[email protected]> wrote: > > Generally, it doesn't make sense to return the recommended maximum number > of vCPUs which exceeds the maximum possible number of vCPUs. > > Note: ARM64 is special as the value returned by KVM_CAP_MAX_VCPUS differs > depending on whether it is a system-wide ioctl or a per-VM one. Previously, > KVM_CAP_NR_VCPUS didn't have this difference and it seems preferable to > keep the status quo. Cap KVM_CAP_NR_VCPUS by kvm_arm_default_max_vcpus() > which is what gets returned by system-wide KVM_CAP_MAX_VCPUS. > > Signed-off-by: Vitaly Kuznetsov <[email protected]> Acked-by: Marc Zyngier <[email protected]> M. -- Without deviation from the norm, progress is not possible.