Write a series of 1s to a vCPU (e.g., for a 32-bit target: FFFF FFFF)
#include <qvm/guest.h>
int guest_write_all_ones(struct guest_cpu *gcp, unsigned flags, const struct qvm_state_block *blk)
Call this function to respond to an invalid request from the guest's vCPU. This function is typically used by the vdev's vread() and vwrite() callbacks.
EOK if successful; otherwise, an error code.