Lines Matching refs:kbufs
583 struct privcmd_dm_op_buf kbufs[], unsigned int num, in lock_pages() argument
593 offset_in_page(kbufs[i].uptr) + kbufs[i].size, in lock_pages()
599 (unsigned long) kbufs[i].uptr, in lock_pages()
628 struct privcmd_dm_op_buf *kbufs; in privcmd_ioctl_dm_op() local
648 kbufs = kcalloc(kdata.num, sizeof(*kbufs), GFP_KERNEL); in privcmd_ioctl_dm_op()
649 if (!kbufs) in privcmd_ioctl_dm_op()
652 if (copy_from_user(kbufs, kdata.ubufs, in privcmd_ioctl_dm_op()
653 sizeof(*kbufs) * kdata.num)) { in privcmd_ioctl_dm_op()
659 if (kbufs[i].size > privcmd_dm_op_buf_max_size) { in privcmd_ioctl_dm_op()
664 if (!access_ok(VERIFY_WRITE, kbufs[i].uptr, in privcmd_ioctl_dm_op()
665 kbufs[i].size)) { in privcmd_ioctl_dm_op()
671 offset_in_page(kbufs[i].uptr) + kbufs[i].size, in privcmd_ioctl_dm_op()
687 rc = lock_pages(kbufs, kdata.num, pages, nr_pages); in privcmd_ioctl_dm_op()
692 set_xen_guest_handle(xbufs[i].h, kbufs[i].uptr); in privcmd_ioctl_dm_op()
693 xbufs[i].size = kbufs[i].size; in privcmd_ioctl_dm_op()
704 kfree(kbufs); in privcmd_ioctl_dm_op()