From: Michal Hocko <mhocko@kernel.org>
To: Xishi Qiu <qiuxishi@huawei.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Vlastimil Babka <vbabka@suse.cz>,
Mel Gorman <mgorman@techsingularity.net>,
Andrew Morton <akpm@linux-foundation.org>,
David Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Taku Izumi <izumi.taku@jp.fujitsu.com>,
"'Kirill A . Shutemov'" <kirill.shutemov@linux.intel.com>,
Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Linux MM <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/3] mm: fix set pageblock migratetype in deferred struct page init
Date: Tue, 16 Aug 2016 10:41:33 +0200 [thread overview]
Message-ID: <20160816084132.GA17417@dhcp22.suse.cz> (raw)
In-Reply-To: <57A3260F.4050709@huawei.com>
On Thu 04-08-16 19:25:03, Xishi Qiu wrote:
> MAX_ORDER_NR_PAGES is usually 4M, and a pageblock is usually 2M, so we only
> set one pageblock's migratetype in deferred_free_range() if pfn is aligned
> to MAX_ORDER_NR_PAGES.
Do I read the changelog correctly and the bug causes leaking unmovable
allocations into movable zones?
--
Michal Hocko
SUSE Labs
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next prev parent reply other threads:[~2016-08-16 8:41 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-04 11:23 [PATCH 1/3] mem-hotplug: introduce movablenode option Xishi Qiu
2016-08-04 11:24 ` [PATCH 2/3] mem-hotplug: fix node spanned pages when we have a movable node Xishi Qiu
2016-08-04 11:25 ` [PATCH 1/3] mm: fix set pageblock migratetype in deferred struct page init Xishi Qiu
2016-08-04 11:36 ` Xishi Qiu
2016-08-16 8:41 ` Michal Hocko [this message]
2016-08-16 8:56 ` Xishi Qiu
2016-08-16 9:23 ` Michal Hocko
2016-08-16 10:01 ` [PATCH v2] " Xishi Qiu
2016-08-16 10:12 ` [PATCH 1/3] " Vlastimil Babka
2016-08-16 10:20 ` Xishi Qiu
2016-08-16 11:10 ` Michal Hocko
2016-08-11 23:13 ` [PATCH 1/3] mem-hotplug: introduce movablenode option Andrew Morton
2016-08-15 1:40 ` Xishi Qiu
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