kvm: Change kvm_set_signal_mask() argument to CPUState

CPUArchState is no longer needed.

Prepares for changing qemu_kvm_init_cpu_signals() argument to CPUState.

Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/cpus.c b/cpus.c
index 37369ae..7d6b166 100644
--- a/cpus.c
+++ b/cpus.c
@@ -570,6 +570,7 @@
 
 static void qemu_kvm_init_cpu_signals(CPUArchState *env)
 {
+    CPUState *cpu = ENV_GET_CPU(env);
     int r;
     sigset_t set;
     struct sigaction sigact;
@@ -581,7 +582,7 @@
     pthread_sigmask(SIG_BLOCK, NULL, &set);
     sigdelset(&set, SIG_IPI);
     sigdelset(&set, SIGBUS);
-    r = kvm_set_signal_mask(env, &set);
+    r = kvm_set_signal_mask(cpu, &set);
     if (r) {
         fprintf(stderr, "kvm_set_signal_mask: %s\n", strerror(-r));
         exit(1);