From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: Zhang Yanfei <zhangyanfei.yes@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>, Hui Zhu <teawater@gmail.com>,
akpm@linux-foundation.org, mgorman@suse.de, hannes@cmpxchg.org,
riel@redhat.com, vbabka@suse.cz, isimatu.yasuaki@jp.fujitsu.com,
wangnan0@huawei.com, davidlohr@hp.com, cl@linux.com,
rientjes@google.com, sasha.levin@oracle.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Hui Zhu <zhuhui@xiaomi.com>, Weixing Liu <liuweixing@xiaomi.com>
Subject: Re: [PATCH] CMA: treat free cma pages as non-free if not ALLOC_CMA on watermark checking
Date: Thu, 22 Jan 2015 10:57:18 +0900 [thread overview]
Message-ID: <20150122015718.GE21444@js1304-P5Q-DELUXE> (raw)
In-Reply-To: <54BE7547.6010701@gmail.com>
On Tue, Jan 20, 2015 at 11:33:27PM +0800, Zhang Yanfei wrote:
> Hello Minchan,
>
> How are you?
>
> a?? 2015/1/19 14:55, Minchan Kim a??e??:
> > Hello,
> >
> > On Sun, Jan 18, 2015 at 04:32:59PM +0800, Hui Zhu wrote:
> >> From: Hui Zhu <zhuhui@xiaomi.com>
> >>
> >> The original of this patch [1] is part of Joonsoo's CMA patch series.
> >> I made a patch [2] to fix the issue of this patch. Joonsoo reminded me
> >> that this issue affect current kernel too. So made a new one for upstream.
> >
> > Recently, we found many problems of CMA and Joonsoo tried to add more
> > hooks into MM like agressive allocation but I suggested adding new zone
>
> Just out of curiosity, "new zone"? Something like movable zone?
Yes, I named it as ZONE_CMA. Maybe I can send prototype of
implementation within 1 or 2 weeks.
Thanks.
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next prev parent reply other threads:[~2015-01-22 1:56 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-18 8:32 Hui Zhu
2015-01-19 6:55 ` Minchan Kim
2015-01-19 7:37 ` Hui Zhu
2015-01-20 15:33 ` Zhang Yanfei
2015-01-22 1:57 ` Joonsoo Kim [this message]
2015-01-22 16:12 ` Christoph Lameter
2015-01-23 1:23 ` Joonsoo Kim
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