From: Mel Gorman <mgorman@suse.de>
To: Michal Hocko <mhocko@kernel.org>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Vlastimil Babka <vbabka@suse.cz>,
LKML <linux-kernel@vger.kernel.org>,
Michal Hocko <mhocko@suse.com>
Subject: Re: [PATCH 2/9] mm, page_alloc: remove boot pageset initialization from memory hotplug
Date: Fri, 14 Jul 2017 10:39:42 +0100 [thread overview]
Message-ID: <20170714093942.jzxq4jruixoj22x2@suse.de> (raw)
In-Reply-To: <20170714080006.7250-3-mhocko@kernel.org>
On Fri, Jul 14, 2017 at 09:59:59AM +0200, Michal Hocko wrote:
> From: Michal Hocko <mhocko@suse.com>
>
> boot_pageset is a boot time hack which gets superseded by normal
> pagesets later in the boot process. It makes zero sense to reinitialize
> it again and again during memory hotplug.
>
> Signed-off-by: Michal Hocko <mhocko@suse.com>
You could also go slightly further and remove the batch parameter to
setupo_pageset because it's always 0. Otherwise
Acked-by: Mel Gorman <mgorman@suse.de>
--
Mel Gorman
SUSE Labs
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2017-07-14 9:39 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-14 7:59 [PATCH 0/9] cleanup zonelists initialization Michal Hocko
2017-07-14 7:59 ` [PATCH 1/9] mm, page_alloc: rip out ZONELIST_ORDER_ZONE Michal Hocko
2017-07-14 9:36 ` Mel Gorman
2017-07-14 10:47 ` Michal Hocko
2017-07-14 11:16 ` Mel Gorman
2017-07-14 11:38 ` Michal Hocko
2017-07-14 12:56 ` Mel Gorman
2017-07-14 13:01 ` Mel Gorman
2017-07-14 13:08 ` Michal Hocko
2017-07-19 9:33 ` Vlastimil Babka
2017-07-19 13:44 ` Michal Hocko
2017-07-14 7:59 ` [PATCH 2/9] mm, page_alloc: remove boot pageset initialization from memory hotplug Michal Hocko
2017-07-14 9:39 ` Mel Gorman [this message]
2017-07-19 13:15 ` Vlastimil Babka
2017-07-14 8:00 ` [PATCH 3/9] mm, page_alloc: do not set_cpu_numa_mem on empty nodes initialization Michal Hocko
2017-07-14 9:48 ` Mel Gorman
2017-07-14 10:50 ` Michal Hocko
2017-07-14 12:32 ` Mel Gorman
2017-07-14 12:39 ` Michal Hocko
2017-07-14 12:56 ` Mel Gorman
2017-07-19 13:19 ` Vlastimil Babka
2017-07-14 8:00 ` [PATCH 4/9] mm, memory_hotplug: drop zone from build_all_zonelists Michal Hocko
2017-07-19 13:33 ` Vlastimil Babka
2017-07-20 8:15 ` Michal Hocko
2017-07-14 8:00 ` [PATCH 5/9] mm, memory_hotplug: remove explicit build_all_zonelists from try_online_node Michal Hocko
2017-07-14 12:14 ` Michal Hocko
2017-07-20 6:13 ` Vlastimil Babka
2017-07-14 8:00 ` [PATCH 6/9] mm, page_alloc: simplify zonelist initialization Michal Hocko
2017-07-14 9:55 ` Mel Gorman
2017-07-14 10:51 ` Michal Hocko
2017-07-14 12:46 ` Mel Gorman
2017-07-14 13:02 ` Michal Hocko
2017-07-14 14:18 ` Mel Gorman
2017-07-17 6:06 ` Michal Hocko
2017-07-17 8:07 ` Mel Gorman
2017-07-17 8:19 ` Michal Hocko
2017-07-17 8:58 ` Mel Gorman
2017-07-17 9:15 ` Michal Hocko
2017-07-20 6:55 ` Vlastimil Babka
2017-07-20 7:19 ` Michal Hocko
2017-07-14 8:00 ` [PATCH 7/9] mm, page_alloc: remove stop_machine from build_all_zonelists Michal Hocko
2017-07-14 9:59 ` Mel Gorman
2017-07-14 11:00 ` Michal Hocko
2017-07-14 12:47 ` Mel Gorman
2017-07-14 11:29 ` Vlastimil Babka
2017-07-14 11:43 ` Michal Hocko
2017-07-14 11:45 ` Michal Hocko
2017-07-20 6:16 ` Vlastimil Babka
2017-07-20 7:24 ` Vlastimil Babka
2017-07-20 9:21 ` Michal Hocko
2017-07-14 8:00 ` [PATCH 8/9] mm, memory_hotplug: get rid of zonelists_mutex Michal Hocko
2017-07-14 8:00 ` [PATCH 9/9] mm, sparse, page_ext: drop ugly N_HIGH_MEMORY branches for allocations Michal Hocko
2017-07-20 8:04 ` Vlastimil Babka
2017-07-21 14:39 [PATCH -v1 0/9] cleanup zonelists initialization Michal Hocko
2017-07-21 14:39 ` [PATCH 2/9] mm, page_alloc: remove boot pageset initialization from memory hotplug Michal Hocko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170714093942.jzxq4jruixoj22x2@suse.de \
--to=mgorman@suse.de \
--cc=akpm@linux-foundation.org \
--cc=hannes@cmpxchg.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mhocko@kernel.org \
--cc=mhocko@suse.com \
--cc=vbabka@suse.cz \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).