On Wed, Jun 20, 2018 at 04:30:40PM +0800, kipade wrote: > That's a usb host driver. As I know, the whole usb subsystem > initialization would take up to 2 seconds while booting. In > another word, that will make the system booting time more > longer. So, I have to build all the usb driver as module and > insert them latter, when the system was usable. Then use async probing and/or deferred probing. Or even better yet, fix the driver to not wait 2 seconds when booting, that should not happen. good luck! greg k-h _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies