diff options
| author |   Christian Borntraeger <borntraeger@de.ibm.com> | 2021-06-08 14:39:54 +0200 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2021-06-08 13:19:19 -0400 |
| commit | 1bc603af73dd8fb2934306e861009c54f973dcc2 (patch) | |
| tree | b26adf42b560f55b37bbc454e3067e63cb7be2c8 /tools/testing/selftests/kvm/include | |
| parent | KVM: x86: Ensure PV TLB flush tracepoint reflects KVM behavior (diff) | |
| download | linux-dev-1bc603af73dd8fb2934306e861009c54f973dcc2.tar.xz linux-dev-1bc603af73dd8fb2934306e861009c54f973dcc2.zip | |
KVM: selftests: introduce P47V64 for s390x
s390x can have up to 47bits of physical guest and 64bits of virtual
address bits. Add a new address mode to avoid errors of testcases
going beyond 47bits.
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-Id: <20210608123954.10991-1-borntraeger@de.ibm.com>
Fixes: ef4c9f4f6546 ("KVM: selftests: Fix 32-bit truncation of vm_get_max_gfn()")
Cc: stable@vger.kernel.org
Reviewed-by: David Matlack <dmatlack@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/testing/selftests/kvm/include')
| -rw-r--r-- | tools/testing/selftests/kvm/include/kvm_util.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h index fcd8e3855111..b602552b1ed0 100644 --- a/tools/testing/selftests/kvm/include/kvm_util.h +++ b/tools/testing/selftests/kvm/include/kvm_util.h @@ -43,6 +43,7 @@ enum vm_guest_mode { VM_MODE_P40V48_4K, VM_MODE_P40V48_64K, VM_MODE_PXXV48_4K, /* For 48bits VA but ANY bits PA */ + VM_MODE_P47V64_4K, NUM_VM_MODES, }; @@ -60,7 +61,7 @@ enum vm_guest_mode { #elif defined(__s390x__) -#define VM_MODE_DEFAULT VM_MODE_P52V48_4K +#define VM_MODE_DEFAULT VM_MODE_P47V64_4K #define MIN_PAGE_SHIFT 12U #define ptes_per_page(page_size) ((page_size) / 16) |