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authorGautam Menghani <gautammenghani201@gmail.com>2022-10-17 20:58:19 +0300
committerSean Christopherson <seanjc@google.com>2022-11-17 03:58:58 +0300
commit376bc1b458c9a6db347c70f02fa6eb8b5f187455 (patch)
treefe8a19cf877b8b6a4487185dd81fa7f849b1df7d /tools/testing/selftests/kvm/x86_64/xapic_state_test.c
parent2115713cfab05dd6efd48ad6bf56e67f556dcec5 (diff)
downloadlinux-376bc1b458c9a6db347c70f02fa6eb8b5f187455.tar.xz
KVM: selftests: Don't assume vcpu->id is '0' in xAPIC state test
In xapic_state_test's test_icr(), explicitly skip iterations that would match vcpu->id instead of assuming vcpu->id is '0', so that IPIs are are correctly sent to non-existent vCPUs. Suggested-by: Sean Christopherson <seanjc@google.com> Link: https://lore.kernel.org/kvm/YyoZr9rXSSMEtdh5@google.com Signed-off-by: Gautam Menghani <gautammenghani201@gmail.com> Link: https://lore.kernel.org/r/20221017175819.12672-1-gautammenghani201@gmail.com [sean: massage shortlog and changelog] Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'tools/testing/selftests/kvm/x86_64/xapic_state_test.c')
-rw-r--r--tools/testing/selftests/kvm/x86_64/xapic_state_test.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/x86_64/xapic_state_test.c b/tools/testing/selftests/kvm/x86_64/xapic_state_test.c
index 6f7a5ef66718..d7d37dae3eeb 100644
--- a/tools/testing/selftests/kvm/x86_64/xapic_state_test.c
+++ b/tools/testing/selftests/kvm/x86_64/xapic_state_test.c
@@ -114,7 +114,9 @@ static void test_icr(struct xapic_vcpu *x)
* vCPUs, not vcpu.id + 1. Arbitrarily use vector 0xff.
*/
icr = APIC_INT_ASSERT | 0xff;
- for (i = vcpu->id + 1; i < 0xff; i++) {
+ for (i = 0; i < 0xff; i++) {
+ if (i == vcpu->id)
+ continue;
for (j = 0; j < 8; j++)
__test_icr(x, i << (32 + 24) | icr | (j << 8));
}