breadx
int breadx (struct vnode *, off_t, int, int, struct buf **);
int breadx(struct m_vnode *vp, off_t loffset, int size, struct m_buf **bpp);
return (breadx(vp, loffset, size, bpp));
error = breadx(dio->devvp, dev_pbase, dio->psize, &dio->bp);
error = breadx(dio->devvp, dev_pbase, dio->psize, &dio->bp);
error = breadx(hmp->devvp, i * HAMMER2_ZONE_BYTES64,
if (breadx(devvp, i * HAMMER2_ZONE_BYTES64, HAMMER2_VOLUME_BYTES,