From: Oscar Salvador <osalvador@suse.de>
To: David Hildenbrand <david@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Michal Hocko <mhocko@suse.com>,
Andrew Morton <akpm@linux-foundation.org>,
Wei Yang <richard.weiyang@linux.alibaba.com>,
Baoquan He <bhe@redhat.com>,
Pankaj Gupta <pankaj.gupta.linux@gmail.com>
Subject: Re: [PATCH v2 03/10] mm/memory_hotplug: simplify page offlining
Date: Mon, 24 Aug 2020 12:44:31 +0200 [thread overview]
Message-ID: <20200824104431.GC6315@linux> (raw)
In-Reply-To: <20200819175957.28465-4-david@redhat.com>
On Wed, Aug 19, 2020 at 07:59:50PM +0200, David Hildenbrand wrote:
> We make sure that we cannot have any memory holes right at the beginning
> of offline_pages(). We no longer need walk_system_ram_range() and can
> call test_pages_isolated() and __offline_isolated_pages() directly.
>
> offlined_pages always corresponds to nr_pages, so we can simplify that.
>
> Acked-by: Michal Hocko <mhocko@suse.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Michal Hocko <mhocko@suse.com>
> Cc: Wei Yang <richard.weiyang@linux.alibaba.com>
> Cc: Baoquan He <bhe@redhat.com>
> Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com>
> Cc: Oscar Salvador <osalvador@suse.de>
> Signed-off-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
--
Oscar Salvador
SUSE L3
next prev parent reply other threads:[~2020-08-24 10:44 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-19 17:59 [PATCH v2 00/10] mm/memory_hotplug: online_pages()/offline_pages() cleanups David Hildenbrand
2020-08-19 17:59 ` [PATCH v2 01/10] mm/memory_hotplug: inline __offline_pages() into offline_pages() David Hildenbrand
2020-08-24 10:26 ` Oscar Salvador
2020-08-31 10:05 ` Pankaj Gupta
2020-08-19 17:59 ` [PATCH v2 02/10] mm/memory_hotplug: enforce section granularity when onlining/offlining David Hildenbrand
2020-08-24 10:39 ` Oscar Salvador
2020-08-25 2:11 ` Wei Yang
2020-09-08 9:14 ` David Hildenbrand
2020-08-19 17:59 ` [PATCH v2 03/10] mm/memory_hotplug: simplify page offlining David Hildenbrand
2020-08-24 10:44 ` Oscar Salvador [this message]
2020-09-03 21:58 ` Andrew Morton
2020-09-04 5:47 ` David Hildenbrand
2020-09-04 7:46 ` Michal Hocko
2020-09-04 19:21 ` Andrew Morton
2020-09-07 6:45 ` Michal Hocko
2020-09-08 9:10 ` David Hildenbrand
2020-08-19 17:59 ` [PATCH v2 04/10] mm/page_alloc: simplify __offline_isolated_pages() David Hildenbrand
2020-08-24 10:48 ` Oscar Salvador
2020-08-19 17:59 ` [PATCH v2 05/10] mm/memory_hotplug: drop nr_isolate_pageblock in offline_pages() David Hildenbrand
2020-08-24 10:49 ` Oscar Salvador
2020-08-19 17:59 ` [PATCH v2 06/10] mm/page_isolation: simplify return value of start_isolate_page_range() David Hildenbrand
2020-08-24 10:51 ` Oscar Salvador
2020-08-19 17:59 ` [PATCH v2 07/10] mm/memory_hotplug: simplify page onlining David Hildenbrand
2020-08-24 10:55 ` Oscar Salvador
2020-08-19 17:59 ` [PATCH v2 08/10] mm/page_alloc: drop stale pageblock comment in memmap_init_zone*() David Hildenbrand
2020-08-24 10:58 ` Oscar Salvador
2020-08-19 17:59 ` [PATCH v2 09/10] mm: pass migratetype into memmap_init_zone() and move_pfn_range_to_zone() David Hildenbrand
2020-08-19 17:59 ` David Hildenbrand
2020-08-24 11:59 ` Oscar Salvador
2020-08-24 11:59 ` Oscar Salvador
2020-08-19 17:59 ` [PATCH v2 10/10] mm/memory_hotplug: mark pageblocks MIGRATE_ISOLATE while onlining memory David Hildenbrand
2020-08-24 12:07 ` Oscar Salvador
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