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authorDavid Matlack <dmatlack@google.com>2022-11-02 11:46:45 -0700
committerSean Christopherson <seanjc@google.com>2022-11-16 16:58:58 -0800
commit52d3a4fb5be1579b0fb8d48f8abaf9a9c7db1083 (patch)
treed1324fdb36c2ec698b631030dc39dcb0c91b9645 /tools
parent376bc1b458c9a6db347c70f02fa6eb8b5f187455 (diff)
downloadlinux-52d3a4fb5be1579b0fb8d48f8abaf9a9c7db1083.tar.bz2
KVM: selftests: Rename emulator_error_test to smaller_maxphyaddr_emulation_test
Rename emulator_error_test to smaller_maxphyaddr_emulation_test and update the comment at the top of the file to document that this is explicitly a test to validate that KVM emulates instructions in response to an EPT violation when emulating a smaller MAXPHYADDR. Signed-off-by: David Matlack <dmatlack@google.com> Reviewed-by: Sean Christopherson <seanjc@google.com> Link: https://lore.kernel.org/r/20221102184654.282799-2-dmatlack@google.com Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/kvm/.gitignore2
-rw-r--r--tools/testing/selftests/kvm/Makefile2
-rw-r--r--tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c (renamed from tools/testing/selftests/kvm/x86_64/emulator_error_test.c)3
3 files changed, 4 insertions, 3 deletions
diff --git a/tools/testing/selftests/kvm/.gitignore b/tools/testing/selftests/kvm/.gitignore
index 2f0d705db9db..053e5d34cd03 100644
--- a/tools/testing/selftests/kvm/.gitignore
+++ b/tools/testing/selftests/kvm/.gitignore
@@ -17,7 +17,6 @@
/x86_64/cr4_cpuid_sync_test
/x86_64/debug_regs
/x86_64/evmcs_test
-/x86_64/emulator_error_test
/x86_64/fix_hypercall_test
/x86_64/get_msr_index_features
/x86_64/kvm_clock_test
@@ -36,6 +35,7 @@
/x86_64/set_boot_cpu_id
/x86_64/set_sregs_test
/x86_64/sev_migrate_tests
+/x86_64/smaller_maxphyaddr_emulation_test
/x86_64/smm_test
/x86_64/state_test
/x86_64/svm_vmcall_test
diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index 6e2a683629c7..cff3a7ff8782 100644
--- a/tools/testing/selftests/kvm/Makefile
+++ b/tools/testing/selftests/kvm/Makefile
@@ -82,7 +82,6 @@ TEST_GEN_PROGS_x86_64 = x86_64/cpuid_test
TEST_GEN_PROGS_x86_64 += x86_64/cr4_cpuid_sync_test
TEST_GEN_PROGS_x86_64 += x86_64/get_msr_index_features
TEST_GEN_PROGS_x86_64 += x86_64/evmcs_test
-TEST_GEN_PROGS_x86_64 += x86_64/emulator_error_test
TEST_GEN_PROGS_x86_64 += x86_64/fix_hypercall_test
TEST_GEN_PROGS_x86_64 += x86_64/hyperv_clock
TEST_GEN_PROGS_x86_64 += x86_64/hyperv_cpuid
@@ -97,6 +96,7 @@ TEST_GEN_PROGS_x86_64 += x86_64/platform_info_test
TEST_GEN_PROGS_x86_64 += x86_64/pmu_event_filter_test
TEST_GEN_PROGS_x86_64 += x86_64/set_boot_cpu_id
TEST_GEN_PROGS_x86_64 += x86_64/set_sregs_test
+TEST_GEN_PROGS_x86_64 += x86_64/smaller_maxphyaddr_emulation_test
TEST_GEN_PROGS_x86_64 += x86_64/smm_test
TEST_GEN_PROGS_x86_64 += x86_64/state_test
TEST_GEN_PROGS_x86_64 += x86_64/vmx_preemption_timer_test
diff --git a/tools/testing/selftests/kvm/x86_64/emulator_error_test.c b/tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c
index d945e571e7a0..6fe5af8bd47e 100644
--- a/tools/testing/selftests/kvm/x86_64/emulator_error_test.c
+++ b/tools/testing/selftests/kvm/x86_64/smaller_maxphyaddr_emulation_test.c
@@ -2,7 +2,8 @@
/*
* Copyright (C) 2020, Google LLC.
*
- * Tests for KVM_CAP_EXIT_ON_EMULATION_FAILURE capability.
+ * Test that KVM emulates instructions in response to EPT violations when
+ * allow_smaller_maxphyaddr is enabled and guest.MAXPHYADDR < host.MAXPHYADDR.
*/
#define _GNU_SOURCE /* for program_invocation_short_name */