| asynced0 ↔ true, asynced ↔ icache[ino0].dirty, files0[m] = mkfile(m0, md0, m1, content), asynced, asynced0, dirs = dirs0, err = ESUCCESS, ino = m, ino0 = m, inode = mkinode(m, md, false, m1, 0, m2), m ∈ files0, ino0 ∈ icache, m2 ≤ n * VFS_PAGE_SIZE ⊦ [afs_write_inode#(inode; err, dirs, files; asynced1); if err = ESUCCESS then {asynced := false; icache_set_status#(ino, asynced; err, icache)}; if err = ESUCCESS then afs_fsync#(inode, false, dirs, files; ; asynced2, err)] (dirs = dirs0), err = ESUCCESS ∧ asynced0 ∧ asynced |