From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932645AbcFOJeq (ORCPT ); Wed, 15 Jun 2016 05:34:46 -0400 Received: from mail-pa0-f65.google.com ([209.85.220.65]:34060 "EHLO mail-pa0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751884AbcFOJep (ORCPT ); Wed, 15 Jun 2016 05:34:45 -0400 From: Ganesh Mahendran To: linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: akpm@linux-foundation.org, vbabka@suse.cz, iamjoonsoo.kim@lge.com, mhocko@suse.com, mina86@mina86.com, minchan@kernel.org, khandual@linux.vnet.ibm.com, Ganesh Mahendran Subject: [PATCH v2] mm/page_alloc: remove unnecessary order check in __alloc_pages_direct_compact Date: Wed, 15 Jun 2016 17:34:18 +0800 Message-Id: <1465983258-3726-1-git-send-email-opensource.ganesh@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- 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