From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx125.postini.com [74.125.245.125]) by kanga.kvack.org (Postfix) with SMTP id 7A8186B0083 for ; Mon, 13 Aug 2012 07:17:19 -0400 (EDT) Received: from /spool/local by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 13 Aug 2012 21:16:33 +1000 Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q7DBHE3c2162866 for ; Mon, 13 Aug 2012 21:17:14 +1000 Received: from d23av02.au.ibm.com (loopback [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q7DBHDXL004094 for ; Mon, 13 Aug 2012 21:17:13 +1000 Message-ID: <5028E237.8020504@linux.vnet.ibm.com> Date: Mon, 13 Aug 2012 19:17:11 +0800 From: Xiao Guangrong MIME-Version: 1.0 Subject: [PATCH 11/12] thp: use khugepaged_enabled to remove duplicate code References: <5028E12C.70101@linux.vnet.ibm.com> In-Reply-To: <5028E12C.70101@linux.vnet.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Xiao Guangrong Cc: Andrew Morton , Andrea Arcangeli , Hugh Dickins , David Rientjes , LKML , Linux Memory Management List Use khugepaged_enabled to see whether thp is enabled Signed-off-by: Xiao Guangrong --- mm/huge_memory.c | 11 ++--------- 1 files changed, 2 insertions(+), 9 deletions(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 6ddf671..6becf6c 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -102,10 +102,7 @@ static int set_recommended_min_free_kbytes(void) unsigned long recommended_min; extern int min_free_kbytes; - if (!test_bit(TRANSPARENT_HUGEPAGE_FLAG, - &transparent_hugepage_flags) && - !test_bit(TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG, - &transparent_hugepage_flags)) + if (!khugepaged_enabled()) return 0; for_each_populated_zone(zone) @@ -228,11 +225,7 @@ static ssize_t enabled_store(struct kobject *kobj, ret = err; } - if (ret > 0 && - (test_bit(TRANSPARENT_HUGEPAGE_FLAG, - &transparent_hugepage_flags) || - test_bit(TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG, - &transparent_hugepage_flags))) + if (ret > 0 && khugepaged_enabled()) set_recommended_min_free_kbytes(); return ret; -- 1.7.7.6 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org