Re: [RFC PATCH v2 07/19] RISC-V: KVM: Implement KVM_GET_ONE_REG/KVM_SET_ONE_REG ioctls

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On Mon, Aug 5, 2019 at 5:31 PM Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote:
>
> On 05/08/19 13:56, Anup Patel wrote:
> > We will certainly explore sync_regs interface. Reducing exits to user-space
> > will definitely help.
>
> sync_regs does not reduce exits to userspace, it reduces ioctls from
> userspace but there is a real benefit only if userspace actually makes
> many syscalls for each vmexit.

Thanks, got it.

Regards,
Anup



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