| # lpt2 = # avol, # lpt3 = # avol, awbuf-inv(avol, bleb), synced(avol0), synced(avol), avol0 ↓ avol ⊦ ⟨err := EIO; nx := nx0; ns := ns3; m := m3; lpt := lpt2; adr := adr3; if err = ESUCCESS then {adr := adr0; m := m0; nx := []; lpt := lpt3; ns := ns0} else isbuf := true; ns0 := ?⟩ (adr3 = adr ∧ m3 = m ∧ nx0 = nx ∧ lpt2 = lpt ∧ ns3 = ns) |
# lpt3 = # avol, # lpt2 = # avol, awbuf-inv(avol, bleb), synced(avol), synced(avol0), avol0 ↓ avol ⊦ ⟨nx := nx0; ns := ns3; m := m3; lpt := lpt2; adr := adr3; if EIO = ESUCCESS then {adr := adr0; m := m0; nx := []; lpt := lpt3; ns := ns0} else isbuf := true; ns0 := ?⟩ (adr3 = adr ∧ m3 = m ∧ nx0 = nx ∧ lpt2 = lpt ∧ ns3 = ns)