pte_file_mksoft_dirty operates with argument passed by a value and returns modified result thus need to assign @ptfile here, otherwise it's nop operation which may lead to lose of softdirty bit. CC: Pavel Emelyanov CC: Andrew Morton Signed-off-by: Cyrill Gorcunov --- mm/rmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6.git/mm/rmap.c =================================================================== --- linux-2.6.git.orig/mm/rmap.c +++ linux-2.6.git/mm/rmap.c @@ -1339,7 +1339,7 @@ static int try_to_unmap_cluster(unsigned if (page->index != linear_page_index(vma, address)) { pte_t ptfile = pgoff_to_pte(page->index); if (pte_soft_dirty(pteval)) - pte_file_mksoft_dirty(ptfile); + ptfile = pte_file_mksoft_dirty(ptfile); set_pte_at(mm, address, pte, ptfile); } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/