Lines Matching refs:mid_mfn
508 unsigned long *top_mfn_p, *mid_mfn; in alloc_p2m() local
531 mid_mfn = ACCESS_ONCE(p2m_top_mfn_p[topidx]); in alloc_p2m()
533 BUG_ON(virt_to_mfn(mid_mfn) != *top_mfn_p); in alloc_p2m()
535 if (mid_mfn == p2m_mid_missing_mfn) { in alloc_p2m()
541 mid_mfn = alloc_p2m_page(); in alloc_p2m()
542 if (!mid_mfn) in alloc_p2m()
545 p2m_mid_mfn_init(mid_mfn, p2m_missing); in alloc_p2m()
548 mid_mfn_mfn = virt_to_mfn(mid_mfn); in alloc_p2m()
551 free_p2m_page(mid_mfn); in alloc_p2m()
552 mid_mfn = mfn_to_virt(old_mfn); in alloc_p2m()
554 p2m_top_mfn_p[topidx] = mid_mfn; in alloc_p2m()
558 mid_mfn = NULL; in alloc_p2m()
581 if (mid_mfn) in alloc_p2m()
582 mid_mfn[mididx] = virt_to_mfn(p2m); in alloc_p2m()