From: Vlastimil Babka <vbabka@suse.cz>
To: Hanjun Guo <guohanjun@huawei.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Leizhen <thunder.leizhen@huawei.com>,
Sasha Levin <sasha.levin@oracle.com>,
qiuxishi <qiuxishi@huawei.com>,
Catalin Marinas <Catalin.Marinas@arm.com>,
Will Deacon <will.deacon@arm.com>, Arnd Bergmann <arnd@arndb.de>,
dingtinahong <dingtianhong@huawei.com>,
chenjie6@huawei.com, Lucas Stach <l.stach@pengutronix.de>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Laura Abbott <labbott@redhat.com>,
Mel Gorman <mgorman@techsingularity.net>,
Michal Nazarewicz <mina86@mina86.com>,
Minchan Kim <minchan@kernel.org>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
stable@vger.kernel.org,
Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>,
Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Subject: Re: [PATCH] mm/page_alloc: prevent merging between isolated and other pageblocks
Date: Wed, 23 Mar 2016 13:38:13 +0100 [thread overview]
Message-ID: <56F28E35.1080107@suse.cz> (raw)
In-Reply-To: <56F2803E.70100@huawei.com>
On 03/23/2016 12:38 PM, Hanjun Guo wrote:
> On 2016/3/23 17:40, Vlastimil Babka wrote:
>> Fixes: 3c605096d315 ("mm/page_alloc: restrict max order of merging on isolated pageblock")
>> Link: https://lkml.org/lkml/2016/3/2/280
>> Reported-by: Hanjun Guo <guohanjun@huawei.com>
>
> With the same stress test case (alloc/free cma) running for more than
> one hour, the bug I reported is gone.
>
> Tested-by: Hanjun Guo <guohanjun@huawei.com>
I wanted to add that, but forgot. Thanks!
I also forgot to transfer:
Acked-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> Thanks for debugging!
> Hanjun
>
WARNING: multiple messages have this Message-ID (diff)
From: Vlastimil Babka <vbabka@suse.cz>
To: Hanjun Guo <guohanjun@huawei.com>,
Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Leizhen <thunder.leizhen@huawei.com>,
Sasha Levin <sasha.levin@oracle.com>,
qiuxishi <qiuxishi@huawei.com>,
Catalin Marinas <Catalin.Marinas@arm.com>,
Will Deacon <will.deacon@arm.com>, Arnd Bergmann <arnd@arndb.de>,
dingtinahong <dingtianhong@huawei.com>,
chenjie6@huawei.com, Lucas Stach <l.stach@pengutronix.de>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Laura Abbott <labbott@redhat.com>,
Mel Gorman <mgorman@techsingularity.net>,
Michal Nazarewicz <mina86@mina86.com>,
Minchan Kim <minchan@kernel.org>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
stable@vger.kernel.org,
Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>,
Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Subject: Re: [PATCH] mm/page_alloc: prevent merging between isolated and other pageblocks
Date: Wed, 23 Mar 2016 13:38:13 +0100 [thread overview]
Message-ID: <56F28E35.1080107@suse.cz> (raw)
In-Reply-To: <56F2803E.70100@huawei.com>
On 03/23/2016 12:38 PM, Hanjun Guo wrote:
> On 2016/3/23 17:40, Vlastimil Babka wrote:
>> Fixes: 3c605096d315 ("mm/page_alloc: restrict max order of merging on isolated pageblock")
>> Link: https://lkml.org/lkml/2016/3/2/280
>> Reported-by: Hanjun Guo <guohanjun@huawei.com>
>
> With the same stress test case (alloc/free cma) running for more than
> one hour, the bug I reported is gone.
>
> Tested-by: Hanjun Guo <guohanjun@huawei.com>
I wanted to add that, but forgot. Thanks!
I also forgot to transfer:
Acked-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> Thanks for debugging!
> Hanjun
>
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next prev parent reply other threads:[~2016-03-23 12:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-23 9:40 [PATCH] mm/page_alloc: prevent merging between isolated and other pageblocks Vlastimil Babka
2016-03-23 9:40 ` Vlastimil Babka
2016-03-23 11:38 ` Hanjun Guo
2016-03-23 11:38 ` Hanjun Guo
2016-03-23 11:38 ` Hanjun Guo
2016-03-23 12:38 ` Vlastimil Babka [this message]
2016-03-23 12:38 ` Vlastimil Babka
2016-03-29 14:13 ` Michal Nazarewicz
2016-03-29 14:13 ` Michal Nazarewicz
2016-03-29 14:13 ` Michal Nazarewicz
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