From: Hillf Danton <hdanton@sina.com>
To: Matthew Wilcox <willy@infradead.org>, Hillf Danton <hdanton@sina.com>
Cc: linux-mm <linux-mm@kvack.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Michal Hocko <mhocko@suse.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Shakeel Butt <shakeelb@google.com>,
Minchan Kim <minchan@kernel.org>, Mel Gorman <mgorman@suse.de>,
Vladimir Davydov <vdavydov.dev@gmail.com>,
Jan Kara <jack@suse.cz>
Subject: Re: [RFC v1] mm: add page preemption
Date: Tue, 22 Oct 2019 09:41:17 +0800 [thread overview]
Message-ID: <20191022014117.12696-1-hdanton@sina.com> (raw)
In-Reply-To: <20191020134304.11700-1-hdanton@sina.com>
On Sun, 20 Oct 2019 08:24:00 -0700 Matthew Wilcox wrote:
> On Sun, Oct 20, 2019 at 09:43:04PM +0800, Hillf Danton wrote:
> > First on the page side, page->prio that is used to mirror the prio
> > of page owner tasks is added, and a couple of helpers for setting,
> > copying and comparing page->prio to help to add pages to lru.
>
> Um, no. struct page is 64 bytes and shall remain so without a very very
> good reason.
Queued on todo list. Thanks:)
Hillf
next prev parent reply other threads:[~2019-10-22 1:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-20 13:43 [RFC v1] mm: add page preemption Hillf Danton
2019-10-20 15:24 ` Matthew Wilcox
2019-10-21 12:27 ` Michal Hocko
2019-10-22 1:41 ` Hillf Danton [this message]
2019-10-22 5:40 ` kbuild test robot
2019-10-22 12:14 ` Hillf Danton
2019-10-22 12:42 ` Michal Hocko
2019-10-22 14:28 ` Hillf Danton
2019-10-23 8:17 ` Michal Hocko
2019-10-23 11:53 ` Hillf Danton
2019-10-23 12:04 ` Michal Hocko
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