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authorBen Horgan <ben.horgan@arm.com>2025-11-25 10:12:07 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2025-11-27 18:16:46 +0000
commit4138cc63d3efdd77de799aafb0bd183e1d655a0f (patch)
treeac8ef0c0af6eed8ea97366bd546a1c97400129f7
parentbf09ee918053edec7efeb2f9977b53b02e029553 (diff)
KVM: arm64: selftests: Consider all 7 possible levels of cache
In test_clidr() if an empty cache level is not found then the TEST_ASSERT will not fire. Fix this by considering all 7 possible levels when iterating through the hierarchy. Found by inspection. Signed-off-by: Ben Horgan <ben.horgan@arm.com> Acked-by: Marc Zyngier <maz@kernel.org> Acked-by: Oliver Upton <oupton@kernel.org> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r--tools/testing/selftests/kvm/arm64/set_id_regs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/arm64/set_id_regs.c b/tools/testing/selftests/kvm/arm64/set_id_regs.c
index 465d2331196a..01f9e417cea1 100644
--- a/tools/testing/selftests/kvm/arm64/set_id_regs.c
+++ b/tools/testing/selftests/kvm/arm64/set_id_regs.c
@@ -673,7 +673,7 @@ static void test_clidr(struct kvm_vcpu *vcpu)
clidr = vcpu_get_reg(vcpu, KVM_ARM64_SYS_REG(SYS_CLIDR_EL1));
/* find the first empty level in the cache hierarchy */
- for (level = 1; level < 7; level++) {
+ for (level = 1; level <= 7; level++) {
if (!CLIDR_CTYPE(clidr, level))
break;
}