spu_context_trace
spu_context_trace(spufs_ps_fault__wake, ctx, ctx->spu);
spu_context_trace(spufs_ps_fault__insert, ctx, ctx->spu);
spu_context_trace(spu_bind_context__enter, ctx, spu);
spu_context_trace(spu_unbind_context__enter, ctx, spu);
spu_context_trace(spu_get_idle__found, ctx, spu);
spu_context_trace(__spu_deactivate__unload, ctx, spu);
spu_context_trace(spusched_tick__preempt, ctx, spu);