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From: Michal Hocko <mhocko@suse.com>
To: David Hildenbrand <david@redhat.com>
Cc: Wei Yang <richardw.yang@linux.intel.com>,
	Oscar Salvador <osalvador@suse.de>,
	linux-mm@kvack.org, akpm@linux-foundation.org,
	anshuman.khandual@arm.com
Subject: Re: [PATCH v2] mm/sparse: set section nid for hot-add memory
Date: Wed, 19 Jun 2019 11:08:24 +0200	[thread overview]
Message-ID: <20190619090824.GK2968@dhcp22.suse.cz> (raw)
In-Reply-To: <5630056e-cc60-c451-714b-f8524eb70839@redhat.com>

On Wed 19-06-19 11:03:49, David Hildenbrand wrote:
> On 19.06.19 11:01, Michal Hocko wrote:
[...]
> > And if they do need a smaller granularity to describe their
> > memory topology then we need a different user API rather the fiddle with
> > implementation details I would argue.
> > 
> 
> It is not about supporting it, it is about properly blocking it.

We already do that in test_pages_in_a_zone, right? Albeit in
MAX_ORDER_NR_PAGES granularity.

-- 
Michal Hocko
SUSE Labs


  reply	other threads:[~2019-06-19  9:08 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-18  0:55 Wei Yang
2019-06-18  7:49 ` Oscar Salvador
2019-06-18  8:32   ` Wei Yang
2019-06-18  8:40     ` David Hildenbrand
2019-06-19  6:10       ` Michal Hocko
2019-06-19  8:54         ` David Hildenbrand
2019-06-19  9:01           ` Michal Hocko
2019-06-19  9:03             ` David Hildenbrand
2019-06-19  9:08               ` Michal Hocko [this message]
2019-06-19  9:11                 ` David Hildenbrand
2019-06-19  6:23 ` Michal Hocko
2019-06-19  7:53   ` Oscar Salvador
2019-06-19  8:51     ` David Hildenbrand
2019-06-19  9:04       ` Michal Hocko
2019-06-19  9:07         ` David Hildenbrand
2019-06-19  9:16           ` Michal Hocko
2019-06-19  9:30             ` David Hildenbrand

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