[kvm-unit-tests PATCH] x86: ioapic: Run physical destination mode test iff cpu_count() > 1

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Make test_ioapic_physical_destination_mode() depending on having at
least two CPUs as it sets ->dest_id to '1', i.e. expects CPU0 and CPU1
to exist.  This analysis is backed up by the fact that the test was
originally gated by cpu_count() > 1.

Fixes: dcf27dc5b5499 ("x86: Fix the logical destination mode test")
Cc: Nitesh Narayan Lal <nitesh@xxxxxxxxxx>
Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
---
 x86/ioapic.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/x86/ioapic.c b/x86/ioapic.c
index 3106531..f315e4b 100644
--- a/x86/ioapic.c
+++ b/x86/ioapic.c
@@ -504,7 +504,8 @@ int main(void)
 	test_ioapic_level_tmr(true);
 	test_ioapic_edge_tmr(true);
 
-	test_ioapic_physical_destination_mode();
+	if (cpu_count() > 1)
+		test_ioapic_physical_destination_mode();
 	if (cpu_count() > 3)
 		test_ioapic_logical_destination_mode();
 
-- 
2.26.0




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