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Subject: Re: [RFC] mm/migrate: Add new migration reason MR_HUGETLB
To: Anshuman Khandual <khandual@linux.vnet.ibm.com>, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org
References: <20180130030714.6790-1-khandual@linux.vnet.ibm.com>
Cc: akpm@linux-foundation.org, mhocko@suse.com
From: Anshuman Khandual <khandual@linux.vnet.ibm.com>
Date: Tue, 30 Jan 2018 10:46:32 +0530
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On 01/30/2018 08:37 AM, Anshuman Khandual wrote:
> @@ -7621,8 +7622,13 @@ static int __alloc_contig_migrate_range(struct compact_control *cc,
>  							&cc->migratepages);
>  		cc->nr_migratepages -= nr_reclaimed;
>  
> +		if (migratetype == MIGRATE_CMA)
> +			migrate_reason = MR_CMA;
> +		else
> +			migrate_reason = MR_HUGETLB;
> +
>  		ret = migrate_pages(&cc->migratepages, new_page_alloc_contig,

Oops, this is on top of the changes from the other RFC regarding migration
helper functions.