Messages in this thread | | | From | Jim Mattson <> | Date | Tue, 15 May 2018 14:55:17 -0700 | Subject | Re: [PATCH 1/3] KVM: VMX: Introduce per-VM I/O permission bitmaps |
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Since these pages are typically not used, can we allocate them conditionally?
On Fri, May 11, 2018 at 8:39 AM, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> wrote: >> /* >> - * A vmexit (to either L1 hypervisor or L0 userspace) is always needed >> - * for I/O port accesses. >> + * Merging of IO bitmap not currently supported. > > s/not/is not/ > > And with that > > Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> > > Thank you! >> + * Rather, exit every time. >> */ >> exec_control &= ~CPU_BASED_USE_IO_BITMAPS; >> exec_control |= CPU_BASED_UNCOND_IO_EXITING; >> -- >> 2.7.4 >>
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