The test was trying to set CR0.PG, not clear it (and it was
already set, even).
Reported-by: Chris J Arges <chris.j.arges@xxxxxxxxxxxxx>
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
---
x86/pcid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/x86/pcid.c b/x86/pcid.c
index 164e9a1..e3ccfdb 100644
--- a/x86/pcid.c
+++ b/x86/pcid.c
@@ -53,7 +53,7 @@ void test_pcid_enabled(void)
goto report;
/* try clearing CR0.PG when CR4.PCIDE=1, #GP expected */
- if (write_cr0_checking(cr0 | X86_CR0_PG) != GP_VECTOR)
+ if (write_cr0_checking(cr0 & ~X86_CR0_PG) != GP_VECTOR)
goto report;
write_cr4(cr4);
--
1.8.3.1
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