On Mon, Apr 4, 2022 at 4:44 PM Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote: > > On Mon, Apr 04, 2022 at 03:19:48PM +0900, Masahiro Yamada wrote: > > vr->num = num; > > vr->desc = p; > > vr->avail = (struct vring_avail *)((char *)p + num * sizeof(struct vring_desc)); > > - vr->used = (void *)(((uintptr_t)&vr->avail->ring[num] + sizeof(__virtio16) > > + vr->used = (void *)(((__kernel_uintptr_t)&vr->avail->ring[num] + sizeof(__virtio16) > > + align-1) & ~(align - 1)); > > This really does not look like it should be in a uapi header to start > with. Then, could you send a proper fix? I have no idea how to do this... -- Best Regards Masahiro Yamada