accel: Introduce the current_accel() wrapper

The accel/ code only accesses the MachineState::accel field.
As we simply want to access the accelerator, not the machine,
add a current_accel() wrapper.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20200121110349.25842-9-philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/accel/accel.c b/accel/accel.c
index 1c5c3a6abb..cb555e3b06 100644
--- a/accel/accel.c
+++ b/accel/accel.c
@@ -63,6 +63,11 @@ int accel_init_machine(AccelState *accel, MachineState *ms)
     return ret;
 }
 
+AccelState *current_accel(void)
+{
+    return current_machine->accelerator;
+}
+
 void accel_setup_post(MachineState *ms)
 {
     AccelState *accel = ms->accelerator;