fbcon_set_con2fb_map_ioctl 1151 drivers/video/fbdev/core/fbmem.c ret = fbcon_set_con2fb_map_ioctl(argp); fbcon_set_con2fb_map_ioctl 20 include/linux/fbcon.h int fbcon_set_con2fb_map_ioctl(void __user *argp);