| # buf = VFS_PAGE_SIZE, asynced ↔ true, err = ESUCCESS, ino = m, key = datakey(ino, pageno), pe = mkpentry(asynced, buf), afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), m ∈ files ⊦ pcache-cons(pcache[key, pe], dirs, files) ∧ synced(dirs, icache, pcache[key, pe]) |
# buf = VFS_PAGE_SIZE, afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), m ∈ files ⊦ pcache-cons(pcache[datakey(m, pageno), mkpentry(true, buf)], dirs, files) ∧ synced(dirs, icache, pcache[datakey(m, pageno), mkpentry(true, buf)])