This patch injects a GP fault when the guest vmexit's by executing a
vmcall instruction.

Signed-off-by: Sergio Andres Gomez Del Real <Sergio.G.DelReal@gmail.com>
---
 target/i386/hvf-all.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/target/i386/hvf-all.c b/target/i386/hvf-all.c
index 105a63ad4f..0a544470ad 100644
--- a/target/i386/hvf-all.c
+++ b/target/i386/hvf-all.c
@@ -903,7 +903,9 @@ int hvf_vcpu_exec(CPUState *cpu)
             macvm_set_rip(cpu, rip + ins_len);
             break;
         case VMX_REASON_VMCALL:
-            /* TODO: inject #GP fault */
+            env->exception_injected = EXCP0D_GPF;
+            env->has_error_code = true;
+            env->error_code = 0;
             break;
         default:
             error_report("%llx: unhandled exit %llx\n", rip, exit_reason);
-- 
2.14.1