From: Minchan Kim <minchan@kernel.org>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: Hui Zhu <zhuhui@xiaomi.com>, Nitin Gupta <ngupta@vflare.org>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
Andrew Morton <akpm@linux-foundation.org>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Mel Gorman <mgorman@suse.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Michal Hocko <mhocko@suse.com>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
Andrea Arcangeli <aarcange@redhat.com>,
Alexander Duyck <alexander.h.duyck@redhat.com>,
Tejun Heo <tj@kernel.org>, Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
Jennifer Herbert <jennifer.herbert@citrix.com>,
Hugh Dickins <hughd@google.com>,
Vladimir Davydov <vdavydov@parallels.com>,
David Rientjes <rientjes@google.com>,
Sasha Levin <sasha.levin@oracle.com>,
"Steven Rostedt (Red Hat)" <rostedt@goodmis.org>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
Wanpeng Li <wanpeng.li@hotmail.com>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Greg Thelen <gthelen@google.com>,
Al Viro <viro@zeniv.linux.org.uk>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
teawater@gmail.com
Subject: Re: [RFC v2 1/3] migrate: new struct migration and add it to struct page
Date: Thu, 15 Oct 2015 18:53:28 +0900 [thread overview]
Message-ID: <20151015095328.GA7001@bgram> (raw)
In-Reply-To: <561F7173.3000900@suse.cz>
On Thu, Oct 15, 2015 at 11:27:15AM +0200, Vlastimil Babka wrote:
> On 10/15/2015 11:09 AM, Hui Zhu wrote:
> >I got that add function interfaces is really not a good idea.
> >So I add a new struct migration to put all migration interfaces and add
> >this struct to struct page as union of "mapping".
>
> That's better, but not as flexible as the previously proposed
> approaches that Sergey pointed you at:
>
> http://lkml.iu.edu/hypermail/linux/kernel/1507.0/03233.html
> http://lkml.iu.edu/hypermail/linux/kernel/1508.1/00696.html
>
> There the operations are reachable via mapping, so we can support
> the special operations migration also when mapping is otherwise
> needed; your patch excludes mapping.
>
Hello Hui,
FYI, I take over the work from Gioh and have a plan to improve the work.
So, Could you wait a bit? Of course, if you have better idea, feel free
to post it.
Thanks.
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next prev parent reply other threads:[~2015-10-15 9:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-15 9:08 [RFC v2 0/3] zsmalloc: make its pages can be migrated Hui Zhu
2015-10-15 9:09 ` [RFC v2 1/3] migrate: new struct migration and add it to struct page Hui Zhu
2015-10-15 9:27 ` Vlastimil Babka
2015-10-15 9:53 ` Minchan Kim [this message]
2015-10-19 12:08 ` Hui Zhu
2015-10-15 9:09 ` [RFC v2 2/3] zsmalloc: mark its page "PageMigration" Hui Zhu
2015-10-15 9:09 ` [RFC v2 3/3] zram: make create "__GFP_MOVABLE" pool Hui Zhu
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