From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f50.google.com (mail-pa0-f50.google.com [209.85.220.50]) by kanga.kvack.org (Postfix) with ESMTP id EC7456B0031 for ; Mon, 7 Apr 2014 04:25:19 -0400 (EDT) Received: by mail-pa0-f50.google.com with SMTP id kq14so6378538pab.23 for ; Mon, 07 Apr 2014 01:25:19 -0700 (PDT) Received: from fgwmail6.fujitsu.co.jp (fgwmail6.fujitsu.co.jp. [192.51.44.36]) by mx.google.com with ESMTPS id nm5si8000079pbc.294.2014.04.07.01.25.18 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Mon, 07 Apr 2014 01:25:19 -0700 (PDT) Received: from m1.gw.fujitsu.co.jp (unknown [10.0.50.71]) by fgwmail6.fujitsu.co.jp (Postfix) with ESMTP id 7C8F63EE0BC for ; Mon, 7 Apr 2014 17:25:17 +0900 (JST) Received: from smail (m1 [127.0.0.1]) by outgoing.m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 6F8FE45DF56 for ; Mon, 7 Apr 2014 17:25:17 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (s1.gw.nic.fujitsu.com [10.0.50.91]) by m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 583E745DF10 for ; Mon, 7 Apr 2014 17:25:17 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id 4728E1DB804D for ; Mon, 7 Apr 2014 17:25:17 +0900 (JST) Received: from g01jpfmpwkw01.exch.g01.fujitsu.local (g01jpfmpwkw01.exch.g01.fujitsu.local [10.0.193.38]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id EF3751DB8047 for ; Mon, 7 Apr 2014 17:25:16 +0900 (JST) Message-ID: <5342608C.8010104@jp.fujitsu.com> Date: Mon, 7 Apr 2014 17:23:40 +0900 From: Masayoshi Mizuma MIME-Version: 1.0 Subject: [PATCH v2 0/1] mm: hugetlb: fix stalls when a large number of hugepages are freed Content-Type: text/plain; charset="ISO-2022-JP" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: linux-mm@kvack.org Cc: akpm@linux-foundation.org, iamjoonsoo.kim@lge.com, mhocko@suse.cz, liwanp@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, kosaki.motohiro@jp.fujitsu.com, n-horiguchi@ah.jp.nec.com Hi, This patch will fix a long stalling when a large number of hugepages are freed. * Changes in v2 - The subject is changed. - Adding cond_resched_lock() in return_unused_surplus_pages(). Because when freeing a number of surplus pages, same problems happen. Thanks, Masayoshi Mizuma Masayoshi Mizuma (1): mm: hugetlb: fix stalling when a large number of hugepages are freed mm/hugetlb.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) -- 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