Re: [PATCH v4 09/10] KVM: selftests: Stop memslot creation in KVM internal memslot region

Paolo Bonzini
2020-01-24T08:58:35Z

On 23/01/20 19:04, Ben Gardon wrote:
> KVM creates internal memslots covering the region between 3G and 4G in
> the guest physical address space, when the first vCPU is created.
> Mapping this region before creation of the first vCPU causes vCPU
> creation to fail. Prohibit tests from creating such a memslot and fail
> with a helpful warning when they try to.
>
> Signed-off-by: Ben Gardon <bgardon@google.com>
> ---

The internal memslots are much higher than this (0xfffbc000 and
0xfee00000). I'm changing the patch to block 0xfe0000000 and above,
otherwise it breaks vmx_dirty_log_test.

Paolo