diff options
author | Dave Airlie <airlied@redhat.com> | 2010-10-19 09:48:34 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2010-10-19 09:48:34 +1000 |
commit | b7ae5056c94a8191c1fd0b5697707377516c0c5d (patch) | |
tree | 394f68003ea0bc2a0c24e510a7c5b13f479ce743 /mm/ksm.c | |
parent | 2126d0a4a205e2d6b763434f892524cd60f74228 (diff) | |
parent | 6a2a11dbea5db417d200d38dda53c30a2e5603e0 (diff) |
Merge branch 'drm-fixes' of /home/airlied/kernel/linux-2.6 into drm-core-next
Conflicts:
drivers/gpu/drm/i915/intel_fb.c
drivers/gpu/drm/radeon/r600_blit_kms.c
drivers/gpu/drm/ttm/ttm_bo.c
Diffstat (limited to 'mm/ksm.c')
-rw-r--r-- | mm/ksm.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -712,7 +712,7 @@ static int write_protect_page(struct vm_area_struct *vma, struct page *page, if (!ptep) goto out; - if (pte_write(*ptep)) { + if (pte_write(*ptep) || pte_dirty(*ptep)) { pte_t entry; swapped = PageSwapCache(page); @@ -735,7 +735,9 @@ static int write_protect_page(struct vm_area_struct *vma, struct page *page, set_pte_at(mm, addr, ptep, entry); goto out_unlock; } - entry = pte_wrprotect(entry); + if (pte_dirty(entry)) + set_page_dirty(page); + entry = pte_mkclean(pte_wrprotect(entry)); set_pte_at_notify(mm, addr, ptep, entry); } *orig_pte = *ptep; |