| ¬ asynced, key = dentrykey(p_ino, name), name = dent.name, name0 = dent.name, afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), p_ino ∈ dirs, asynced1 → synced(files, icache, pcache), links(p_ino, dirs) ≠ ∅ ∨ p_ino = ROOT_INO ⊦ ⟪if key ∈ dcache then {dent := dcache[key]; asynced := true} else asynced := false; err := ESUCCESS; if ¬ asynced ∨ err ≠ ESUCCESS then {afs_lookup#(p_ino, dirs, files, asynced0; dent, err); if err = ESUCCESS then dcache_set#(p_ino, name0, dent; err, dcache)}⟫ dcache-cons(dcache, dirs, files) |
¬ asynced, key = dentrykey(p_ino, name), name = dent.name, name0 = dent.name, afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), key ∈ dcache, p_ino ∈ dirs, asynced1 → synced(files, icache, pcache), links(p_ino, dirs) ≠ ∅ ∨ p_ino = ROOT_INO ⊦ ⟪dent := dcache[key]; asynced := true; err := ESUCCESS; if ¬ asynced ∨ err ≠ ESUCCESS then {afs_lookup#(p_ino, dirs, files, asynced0; dent, err); if err = ESUCCESS then dcache_set#(p_ino, name0, dent; err, dcache)}⟫ dcache-cons(dcache, dirs, files)
¬ asynced, key = dentrykey(p_ino, name), name = dent.name, name0 = dent.name, afs-cons(dirs, files), dcache-cons(dcache, dirs, files), icache-cons(icache, dirs, files), pcache-cons(pcache, dirs, files), synced(dirs, icache, pcache), p_ino ∈ dirs, asynced1 → synced(files, icache, pcache), links(p_ino, dirs) ≠ ∅ ∨ p_ino = ROOT_INO ⊦ ⟪asynced := false; err := ESUCCESS; if ¬ asynced ∨ err ≠ ESUCCESS then {afs_lookup#(p_ino, dirs, files, asynced0; dent, err); if err = ESUCCESS then dcache_set#(p_ino, name0, dent; err, dcache)}⟫ dcache-cons(dcache, dirs, files), key ∈ dcache