From: Michal Hocko <mhocko@kernel.org>
To: David Hildenbrand <david@redhat.com>
Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com>,
Mikhail Zaslonko <zaslonko@linux.ibm.com>,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, Pavel.Tatashin@microsoft.com,
schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com
Subject: Re: [PATCH v2 1/1] mm, memory_hotplug: Initialize struct pages for the full memory section
Date: Mon, 17 Dec 2018 13:28:12 +0100 [thread overview]
Message-ID: <20181217122812.GJ30879@dhcp22.suse.cz> (raw)
In-Reply-To: <cffab731-81e0-b80c-665e-c9a62faed4ec@redhat.com>
On Mon 17-12-18 10:38:32, David Hildenbrand wrote:
[...]
> I am wondering if we should fix this on the memblock level instead than.
> Something like, before handing memory over to the page allocator, add
> memory as reserved up to the last section boundary. Or even when setting
> the physical memory limit (mem= scenario).
Memory initialization is spread over several places and that makes it
really hard to grasp and maintain. I do not really see why we should
make memblock even more special. We do intialize the section worth of
memory here so it sounds like a proper place to quirk for incomplete
sections.
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2018-12-17 12:28 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-12 17:27 [PATCH v2 0/1] Initialize struct pages for the full section Mikhail Zaslonko
2018-12-12 17:27 ` [PATCH v2 1/1] mm, memory_hotplug: Initialize struct pages for the full memory section Mikhail Zaslonko
2018-12-13 3:46 ` Wei Yang
2018-12-13 12:37 ` Zaslonko Mikhail
2018-12-13 15:12 ` Wei Yang
2018-12-14 9:33 ` Zaslonko Mikhail
2018-12-14 10:19 ` Michal Hocko
2018-12-15 0:26 ` Wei Yang
2018-12-13 12:59 ` Michal Hocko
2018-12-14 15:22 ` David Hildenbrand
2018-12-14 15:49 ` David Hildenbrand
2018-12-14 19:23 ` Gerald Schaefer
2018-12-17 9:38 ` David Hildenbrand
2018-12-17 12:28 ` Michal Hocko [this message]
2018-12-17 13:29 ` David Hildenbrand
2018-12-17 13:35 ` Michal Hocko
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