In the callee try_to_compact_pages(), the (order == 0) is checked, so remove check in __alloc_pages_direct_compact. Signed-off-by: Ganesh Mahendran <opensource.ganesh@xxxxxxxxx> --- v2: remove the check in __alloc_pages_direct_compact - Anshuman Khandual --- mm/page_alloc.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index b9ea618..2f5a82a 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -3173,9 +3173,6 @@ __alloc_pages_direct_compact(gfp_t gfp_mask, unsigned int order, struct page *page; int contended_compaction; - if (!order) - return NULL; - current->flags |= PF_MEMALLOC; *compact_result = try_to_compact_pages(gfp_mask, order, alloc_flags, ac, mode, &contended_compaction); -- 1.9.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>