Problem for external rmaps: There is no pagelock held on the page. Signed-off-by: Robin Holt --- mm/filemap_xip.c | 5 +++++ 1 file changed, 5 insertions(+) Index: linux-2.6/mm/filemap_xip.c =================================================================== --- linux-2.6.orig/mm/filemap_xip.c 2008-01-25 19:39:04.000000000 -0800 +++ linux-2.6/mm/filemap_xip.c 2008-01-25 19:39:06.000000000 -0800 @@ -13,6 +13,7 @@ #include #include #include +#include #include #include @@ -183,6 +184,9 @@ __xip_unmap (struct address_space * mapp if (!page) return; + if (PageExternalRmap(page)) + mmu_rmap_notifier(invalidate_page, page); + spin_lock(&mapping->i_mmap_lock); vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff, pgoff) { mm = vma->vm_mm; @@ -194,6 +198,7 @@ __xip_unmap (struct address_space * mapp /* Nuke the page table entry. */ flush_cache_page(vma, address, pte_pfn(*pte)); pteval = ptep_clear_flush(vma, address, pte); + mmu_notifier(invalidate_page, mm, address); page_remove_rmap(page, vma); dec_mm_counter(mm, file_rss); BUG_ON(pte_dirty(pteval)); -- -- 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/