[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <56DEDF63.7010509@suse.cz>
Date: Tue, 8 Mar 2016 15:19:15 +0100
From: Vlastimil Babka <vbabka@...e.cz>
To: Michal Hocko <mhocko@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>
Cc: Hugh Dickins <hughd@...gle.com>,
Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Johannes Weiner <hannes@...xchg.org>,
Mel Gorman <mgorman@...e.de>,
David Rientjes <rientjes@...gle.com>,
Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
Hillf Danton <hillf.zj@...baba-inc.com>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
Joonsoo Kim <js1304@...il.com>, linux-mm@...ck.org,
LKML <linux-kernel@...r.kernel.org>,
Michal Hocko <mhocko@...e.com>
Subject: Re: [PATCH 1/3] mm, compaction: change COMPACT_ constants into enum
On 03/08/2016 02:42 PM, Michal Hocko wrote:
> From: Michal Hocko <mhocko@...e.com>
>
> compaction code is doing weird dances between
> COMPACT_FOO -> int -> unsigned long
>
> but there doesn't seem to be any reason for that. All functions which
I vaguely recall trying this once and running into header dependency
hell. But maybe it was something a bit different and involved storing a
value in struct compact_control.
> return/use one of those constants are not expecting any other value
> so it really makes sense to define an enum for them and make it clear
> that no other values are expected.
>
> This is a pure cleanup and shouldn't introduce any functional changes.
>
> Signed-off-by: Michal Hocko <mhocko@...e.com>
Acked-by: Vlastimil Babka <vbabka@...e.cz>
Thanks.
Powered by blists - more mailing lists