[POWERPC] spufs: fix use time accounting on SPE-overcommit

The spu_runcntl_RW register is restored within spu_restore function.
So, at the end of spu_bind_context, the SPU context is not just loaded,
but running.

This change corrects the state switch to account the time as USER.
Signed-off-by: NAndre Detsch <adetsch@br.ibm.com>
Signed-off-by: NJeremy Kerr <jk@ozlabs.org>

arch/powerpc/platforms/cell/spufs/sched.c

@@ -246,7 +246,7 @@ static void spu_bind_context(struct spu *spu, struct spu_context *ctx)
 	spu_switch_notify(spu, ctx);
 	ctx->state = SPU_STATE_RUNNABLE;
 
-	spuctx_switch_state(ctx, SPU_UTIL_IDLE_LOADED);
+	spuctx_switch_state(ctx, SPU_UTIL_USER);
 }
 
 /*