Add tracepoint
Tried add some tracepoint: https://github.com/yuq/linux-lima/commit/613e8dae04ede34e9b78b2b101bb13111d26d914
Capture supertuxkart on my H3 with:
sudo trace-cmd record -i -e "lima:lima_task_submit" -e "lima:lima_task_run" -e "*fence:*fence_signaled" -e "drm:drm_vblank_event" -e "drm:drm_vblank_event_queued" sleep 4
get data trace.dat
supertuxkart gp task ~6.8ms, pp task ~40ms
Xorg gp task ~50us, pp task ~5ms