In light of the recent cr8/ept problem.
Signed-off-by: Avi Kivity <[email protected]>
---
kvm/user/test/x86/vmexit.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/kvm/user/test/x86/vmexit.c b/kvm/user/test/x86/vmexit.c
index bd1895f..cce26d9 100644
--- a/kvm/user/test/x86/vmexit.c
+++ b/kvm/user/test/x86/vmexit.c
@@ -37,12 +37,28 @@ static void vmcall(void)
asm volatile ("vmcall" : "+a"(a), "=b"(b), "=c"(c), "=d"(d));
}
+static void mov_from_cr8(void)
+{
+ unsigned long cr8;
+
+ asm volatile ("mov %%cr8, %0" : "=r"(cr8));
+}
+
+static void mov_to_cr8(void)
+{
+ unsigned long cr8 = 0;
+
+ asm volatile ("mov %0, %%cr8" : : "r"(cr8));
+}
+
static struct test {
void (*func)(void);
const char *name;
} tests[] = {
{ cpuid, "cpuid", },
{ vmcall, "vmcall", },
+ { mov_from_cr8, "mov_from_cr8" },
+ { mov_to_cr8, "mov_to_cr8" },
};
static void do_test(struct test *test)
--
1.6.4.1
--
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