| files0[m] = mkfile(m0, md0, # links(m, dirs), content), files1[m] = mkfile(m1, md1, # links(m, dirs), content0), err0 = ESUCCESS, files2 = files1, icache = icache0, inode = mkinode(m, md, false, # links(m, dirs), 0, m2), afs-cons(dirs, files0), afs-cons(dirs, files1), dcache-cons(dcache, dirs, files0), dcache-cons(dcache, dirs, files1), icache-cons(icache0, dirs, files0), icache-cons(icache0, dirs, files1), pcache-cons(pcache0, dirs, files0), pcache-cons(pcache1, dirs, files1), synced(dirs, icache0, pcache0), synced(dirs, icache0, pcache1), m ∈ files0, m ∈ files1, ∀ ino. ino ≠ m ∧ ino ∈ files0 → ino ∈ files1 ∧ mkfile(files1[ino].size, files1[ino].meta, files1[ino].nlink, files1[ino].content ⊕ mkcontent(ino, pcache1)) = mkfile(files0[ino].size, files0[ino].meta, files0[ino].nlink, files0[ino].content ⊕ mkcontent(ino, pcache0)) ⊦ ∀ inode, err0, dirs, files1, icache, asynced. inode.ino = m ∧ (∀ ino. ino ≠ inode.ino ∧ ino ∈ files2 → ino ∈ files1 ∧ (files1 ⊕ icache)[ino] = (files2 ⊕ icache0)[ino]) → [if err0 = ESUCCESS then afs_fsync#(inode, false, dirs, files1; ; asynced, err0)] ∀ ino. ino ≠ inode.ino ∧ ino ∈ files0 → ino ∈ files1 ∧ ((files1 ⊕ pcache1) ⊕ icache)[ino] = ((files0 ⊕ pcache0) ⊕ icache0)[ino] |
files1[inode0.ino] = mkfile(m1, md1, # links(inode0.ino, dirs), content0), files0[inode0.ino] = mkfile(m0, md0, # links(inode0.ino, dirs), content), afs-cons(dirs, files1), afs-cons(dirs, files0), dcache-cons(dcache, dirs, files1), dcache-cons(dcache, dirs, files0), icache-cons(icache0, dirs, files1), icache-cons(icache0, dirs, files0), pcache-cons(pcache1, dirs, files1), pcache-cons(pcache0, dirs, files0), synced(dirs, icache0, pcache1), synced(dirs, icache0, pcache0), inode0.ino ∈ files1, inode0.ino ∈ files0, ∀ ino. ino ≠ inode0.ino ∧ ino ∈ files1 → ino ∈ files ∧ (files ⊕ icache1)[ino] = (files1 ⊕ icache0)[ino], ∀ ino. ino ≠ inode0.ino ∧ ino ∈ files0 → ino ∈ files1 ∧ mkfile(files1[ino].size, files1[ino].meta, files1[ino].nlink, files1[ino].content ⊕ mkcontent(ino, pcache1)) = mkfile(files0[ino].size, files0[ino].meta, files0[ino].nlink, files0[ino].content ⊕ mkcontent(ino, pcache0)) ⊦ [if err = ESUCCESS then afs_fsync#(inode0, false, dirs0, files; ; asynced, err)] ∀ ino. ino ≠ inode0.ino ∧ ino ∈ files0 → ino ∈ files ∧ ((files ⊕ pcache1) ⊕ icache1)[ino] = ((files0 ⊕ pcache0) ⊕ icache0)[ino]