Symbol: xen_blkbk_unmap_prepare
drivers/block/xen-blkback/blkback.c
710
invcount = xen_blkbk_unmap_prepare(ring, pages, req->nr_segs,
drivers/block/xen-blkback/blkback.c
743
invcount = xen_blkbk_unmap_prepare(ring, pages, batch,