| ebm-vol-inv(avol), m < # avol, n ≤ # buf, n ≤ LEB_SIZE, is-aligned(n, EB_PAGE_SIZE) ⊦ ⟪ebm_avol_change#(m, n, buf; avol; err)⟫ ebm-vol-inv(avol) |
m < # avol, ebm-vol-inv(avol), is-aligned(n, EB_PAGE_SIZE), n ≤ LEB_SIZE, n ≤ # buf ⊦ ⟪ebm_avol_change#(m, n, buf; avol; err)⟫ ebm-vol-inv(avol)