From: David Hildenbrand <david@redhat.com>
To: Zi Yan <ziy@nvidia.com>, Mel Gorman <mgorman@techsingularity.net>,
linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org, Vlastimil Babka <vbabka@suse.cz>,
Mike Rapoport <rppt@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] mm: page_alloc: avoid merging non-fallbackable pageblocks with others.
Date: Mon, 24 Jan 2022 19:17:04 +0100 [thread overview]
Message-ID: <5f81c8a3-a07a-5651-b0d6-5082c5677e3d@redhat.com> (raw)
In-Reply-To: <20220124175957.1261961-1-zi.yan@sent.com>
On 24.01.22 18:59, Zi Yan wrote:
> From: Zi Yan <ziy@nvidia.com>
>
> This is done in addition to MIGRATE_ISOLATE pageblock merge avoidance.
> It prepares for the upcoming removal of the MAX_ORDER-1 alignment
> requirement for CMA and alloc_contig_range().
>
> MIGRARTE_HIGHATOMIC should not merge with other migratetypes like
> MIGRATE_ISOLATE and MIGRARTE_CMA[1], so this commit prevents that too.
>
> Remove MIGRARTE_CMA and MIGRATE_ISOLATE from fallbacks list, since they
> are never used.
>
> [1] https://lore.kernel.org/linux-mm/20211130100853.GP3366@techsingularity.net/
>
> Signed-off-by: Zi Yan <ziy@nvidia.com>
> Acked-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: David Hildenbrand <david@redhat.com>
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2022-01-24 18:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-24 17:59 Zi Yan
2022-01-24 18:17 ` David Hildenbrand [this message]
2022-01-25 6:16 ` Oscar Salvador
2022-01-25 6:42 ` Mike Rapoport
2022-01-25 15:52 ` Vlastimil Babka
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