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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-10-11 22:34:07 +0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-10-11 22:34:07 +0400 |
| commit | 9d93551188069a0a21e664b4bfc89ed4a6df1903 (patch) | |
| tree | bcf7334c0e57323a6844b8147ce1c92180fe8cef /mm/migrate.c | |
| parent | dd4cae8bf16611053ee7b00e20aa4fa945b92b99 (diff) | |
| parent | bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9 (diff) | |
| download | linux-9d93551188069a0a21e664b4bfc89ed4a6df1903.tar.xz | |
Merge tag 'v3.17' into next
Synchronize with mainline to bring in changes to Synaptics and i8042
drivers.
Diffstat (limited to 'mm/migrate.c')
| -rw-r--r-- | mm/migrate.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/migrate.c b/mm/migrate.c index f78ec9bd454d..2740360cd216 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -146,8 +146,11 @@ static int remove_migration_pte(struct page *new, struct vm_area_struct *vma, pte = pte_mkold(mk_pte(new, vma->vm_page_prot)); if (pte_swp_soft_dirty(*ptep)) pte = pte_mksoft_dirty(pte); + + /* Recheck VMA as permissions can change since migration started */ if (is_write_migration_entry(entry)) - pte = pte_mkwrite(pte); + pte = maybe_mkwrite(pte, vma); + #ifdef CONFIG_HUGETLB_PAGE if (PageHuge(new)) { pte = pte_mkhuge(pte); |