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From: Vlastimil Babka <vbabka@suse.cz>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@kernel.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	David Rientjes <rientjes@google.com>,
	linux-mm@kvack.org, Mikulas Patocka <mpatocka@redhat.com>,
	Ondrej Kozina <okozina@redhat.com>,
	Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
	Mel Gorman <mgorman@suse.de>, Neil Brown <neilb@suse.de>,
	LKML <linux-kernel@vger.kernel.org>,
	dm-devel@redhat.com
Subject: Re: [RFC PATCH 1/2] mempool: do not consume memory reserves from the reclaim path
Date: Sat, 23 Jul 2016 20:52:20 +0200	[thread overview]
Message-ID: <32d24e54-d5de-1b84-7ac3-cc4c41767657@suse.cz> (raw)
In-Reply-To: <20160722124448.ad6f9b8be8fe1552b076096c@linux-foundation.org>

On 07/22/2016 09:44 PM, Andrew Morton wrote:
> On Fri, 22 Jul 2016 14:26:19 +0200 Vlastimil Babka <vbabka@suse.cz> wrote:
> 
>> On 07/22/2016 08:37 AM, Michal Hocko wrote:
>>> On Thu 21-07-16 16:53:09, Michal Hocko wrote:
>>>> From d64815758c212643cc1750774e2751721685059a Mon Sep 17 00:00:00 2001
>>>> From: Michal Hocko <mhocko@suse.com>
>>>> Date: Thu, 21 Jul 2016 16:40:59 +0200
>>>> Subject: [PATCH] Revert "mm, mempool: only set __GFP_NOMEMALLOC if there are
>>>>  free elements"
>>>>
>>>> This reverts commit f9054c70d28bc214b2857cf8db8269f4f45a5e23.
>>>
>>> I've noticed that Andrew has already picked this one up. Is anybody
>>> against marking it for stable?
>>
>> It would be strange to have different behavior with known regression in 
>> 4.6 and 4.7 stables. Actually, there's still time for 4.7 proper?
>>
> 
> I added the cc:stable.
> 
> Do we need to bust a gut to rush it into 4.7?  It sounds safer to let
> it bake for a while, fix it in 4.7.1?

Yeah, I guess it's safer to wait now. Would be different if the reverted
commit went in the same cycle.

> 
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  reply	other threads:[~2016-07-23 18:52 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-18  8:39 [RFC PATCH 0/2] mempool vs. page allocator interaction Michal Hocko
2016-07-18  8:41 ` [RFC PATCH 1/2] mempool: do not consume memory reserves from the reclaim path Michal Hocko
2016-07-18  8:41   ` [RFC PATCH 2/2] mm, mempool: do not throttle PF_LESS_THROTTLE tasks Michal Hocko
2016-07-19 21:50     ` Mikulas Patocka
2016-07-22  8:46     ` NeilBrown
2016-07-22  9:04       ` NeilBrown
2016-07-22  9:15       ` Michal Hocko
2016-07-23  0:12         ` NeilBrown
2016-07-25  8:32           ` Michal Hocko
2016-07-25 19:23             ` Michal Hocko
2016-07-26  7:07               ` Michal Hocko
2016-07-27  3:43             ` [dm-devel] " NeilBrown
2016-07-27 18:24               ` Michal Hocko
2016-07-27 21:33                 ` NeilBrown
2016-07-28  7:17                   ` Michal Hocko
2016-08-03 12:53                     ` Mikulas Patocka
2016-08-03 14:34                       ` Michal Hocko
2016-08-04 18:49                         ` Mikulas Patocka
2016-08-12 12:32                           ` Michal Hocko
2016-08-13 17:34                             ` Mikulas Patocka
2016-08-14 10:34                               ` Michal Hocko
2016-08-15 16:15                                 ` Mikulas Patocka
2016-11-23 21:11                                 ` Mikulas Patocka
2016-11-24 13:29                                   ` Michal Hocko
2016-11-24 17:10                                     ` Mikulas Patocka
2016-11-28 14:06                                       ` Michal Hocko
2016-07-25 21:52           ` Mikulas Patocka
2016-07-26  7:25             ` Michal Hocko
2016-07-27  4:02             ` [dm-devel] " NeilBrown
2016-07-27 14:28               ` Mikulas Patocka
2016-07-27 18:40                 ` Michal Hocko
2016-08-03 13:59                   ` Mikulas Patocka
2016-08-03 14:42                     ` Michal Hocko
2016-08-04 18:46                       ` Mikulas Patocka
2016-07-27 21:36                 ` NeilBrown
2016-07-19  2:00   ` [RFC PATCH 1/2] mempool: do not consume memory reserves from the reclaim path David Rientjes
2016-07-19  7:49     ` Michal Hocko
2016-07-19 13:54   ` Johannes Weiner
2016-07-19 14:19     ` Michal Hocko
2016-07-19 22:01       ` Mikulas Patocka
2016-07-19 20:45     ` David Rientjes
2016-07-20  8:15       ` Michal Hocko
2016-07-20 21:06         ` David Rientjes
2016-07-21  8:52           ` Michal Hocko
2016-07-21 12:13             ` Johannes Weiner
2016-07-21 14:53               ` Michal Hocko
2016-07-21 15:26                 ` Johannes Weiner
2016-07-22  1:41                 ` NeilBrown
2016-07-22  6:37                 ` Michal Hocko
2016-07-22 12:26                   ` Vlastimil Babka
2016-07-22 19:44                     ` Andrew Morton
2016-07-23 18:52                       ` Vlastimil Babka [this message]
2016-07-19 21:50   ` Mikulas Patocka
2016-07-20  6:44     ` Michal Hocko

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