We think this might be dead code now. --- mm/memory.c | 5 +++++ 1 files changed, 5 insertions(+) diff -puN mm/memory.c~zap_page_range-debug mm/memory.c --- 25/mm/memory.c~zap_page_range-debug 2004-02-18 20:53:38.000000000 -0800 +++ 25-akpm/mm/memory.c 2004-02-18 20:53:38.000000000 -0800 @@ -606,6 +606,11 @@ void zap_page_range(struct vm_area_struc might_sleep(); if (is_vm_hugetlb_page(vma)) { + static int x; + if (x < 10) { + x++; + dump_stack(); + } zap_hugepage_range(vma, address, size); return; } _