| files0[m] = mkfile(m0, md0, m1, content), icache[m] = mkientry(boolvar, inode), ¬ boolvar, err = ESUCCESS, icache0 = icache, icache-cons(icache, dirs, files0), m ∈ files0, m ∈ icache ⊦ [icache_set_status#(m, false; err, icache)] (err = ESUCCESS → mkfile(m0, md0, m1, content) = (files0 ⊕ icache0)[m]) |
icache[m] = mkientry(false, inode), files0[m] = mkfile(m0, md0, m1, content), err = ESUCCESS, icache0 = icache, icache-cons(icache, dirs, files0), m ∈ icache, m ∈ files0 ⊦ [icache_set_status#(m, false; err, icache)] (err = ESUCCESS → mkfile(m0, md0, m1, content) = (files0 ⊕ icache0)[m])