From: Michal Hocko <mhocko@kernel.org>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mel Gorman <mgorman@techsingularity.net>,
Yang Shi <yang.shi@linaro.org>, Laura Abbott <labbott@redhat.com>,
Vinayak Menon <vinmenon@codeaurora.org>,
zhong jiang <zhongjiang@huawei.com>
Subject: Re: [PATCH 1/4] mm, page_owner: make init_pages_in_zone() faster
Date: Wed, 6 Sep 2017 16:32:00 +0200 [thread overview]
Message-ID: <20170906143200.dq4or4paer7or5pc@dhcp22.suse.cz> (raw)
In-Reply-To: <ddbc40d6-0dba-d4d2-2c10-c6e2c3f9837a@suse.cz>
On Wed 06-09-17 15:55:22, Vlastimil Babka wrote:
> On 09/06/2017 03:49 PM, Michal Hocko wrote:
[...]
> > Yes this looks good to me. I am just wondering why we need 3 different
> > fake stacks. I do not see any code that would special case them when
> > dumping traces. Maybe this can be done on top?
>
> It's so that the user can differentiate them in the output. That's why
> the functions are noinline.
Ble I've missed the the noinline part.
--
Michal Hocko
SUSE Labs
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next prev parent reply other threads:[~2017-09-06 14:32 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-20 13:40 [PATCH 0/4] page_ext/page_owner init fixes Vlastimil Babka
2017-07-20 13:40 ` [PATCH 1/4] mm, page_owner: make init_pages_in_zone() faster Vlastimil Babka
2017-07-24 12:38 ` Michal Hocko
2017-08-23 6:47 ` Vlastimil Babka
2017-08-24 7:01 ` Vlastimil Babka
2017-09-06 13:38 ` Michal Hocko
2017-08-31 7:55 ` Vlastimil Babka
2017-09-06 13:49 ` Michal Hocko
2017-09-06 13:55 ` Vlastimil Babka
2017-09-06 14:32 ` Michal Hocko [this message]
2017-07-20 13:40 ` [PATCH 2/4] mm, page_ext: periodically reschedule during page_ext_init() Vlastimil Babka
2017-07-24 12:45 ` Michal Hocko
2017-07-20 13:40 ` [PATCH 3/4] mm, page_owner: don't grab zone->lock for init_pages_in_zone() Vlastimil Babka
2017-07-24 12:50 ` Michal Hocko
2017-07-20 13:40 ` [RFC PATCH 4/4] mm, page_ext: move page_ext_init() after page_alloc_init_late() Vlastimil Babka
2017-07-24 13:06 ` Michal Hocko
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