From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-f70.google.com (mail-oi0-f70.google.com [209.85.218.70]) by kanga.kvack.org (Postfix) with ESMTP id 5F3C06B771C for ; Thu, 6 Sep 2018 01:44:01 -0400 (EDT) Received: by mail-oi0-f70.google.com with SMTP id j17-v6so11476202oii.8 for ; Wed, 05 Sep 2018 22:44:01 -0700 (PDT) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com. [148.163.156.1]) by mx.google.com with ESMTPS id b74-v6si2785014oii.106.2018.09.05.22.44.00 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 05 Sep 2018 22:44:00 -0700 (PDT) Received: from pps.filterd (m0098393.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w865hgVf010700 for ; Thu, 6 Sep 2018 01:43:59 -0400 Received: from e13.ny.us.ibm.com (e13.ny.us.ibm.com [129.33.205.203]) by mx0a-001b2d01.pphosted.com with ESMTP id 2mat7a8kc9-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 06 Sep 2018 01:43:59 -0400 Received: from localhost by e13.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 6 Sep 2018 01:43:58 -0400 From: "Aneesh Kumar K.V" Subject: [RFC PATCH V2 1/4] mm: Export alloc_migrate_huge_page Date: Thu, 6 Sep 2018 11:13:39 +0530 Message-Id: <20180906054342.25094-1-aneesh.kumar@linux.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: akpm@linux-foundation.org, Alexey Kardashevskiy , mpe@ellerman.id.au Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, "Aneesh Kumar K.V" We want to use this to support customized huge page migration. Signed-off-by: Aneesh Kumar K.V --- include/linux/hugetlb.h | 2 ++ mm/hugetlb.c | 4 ++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index c39d9170a8a0..98c9c6dc308c 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -357,6 +357,8 @@ struct page *alloc_huge_page_nodemask(struct hstate *h, int preferred_nid, nodemask_t *nmask); struct page *alloc_huge_page_vma(struct hstate *h, struct vm_area_struct *vma, unsigned long address); +struct page *alloc_migrate_huge_page(struct hstate *h, gfp_t gfp_mask, + int nid, nodemask_t *nmask); int huge_add_to_page_cache(struct page *page, struct address_space *mapping, pgoff_t idx); diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 47566bb0b4b1..88881b3f8628 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1586,8 +1586,8 @@ static struct page *alloc_surplus_huge_page(struct hstate *h, gfp_t gfp_mask, return page; } -static struct page *alloc_migrate_huge_page(struct hstate *h, gfp_t gfp_mask, - int nid, nodemask_t *nmask) +struct page *alloc_migrate_huge_page(struct hstate *h, gfp_t gfp_mask, + int nid, nodemask_t *nmask) { struct page *page; -- 2.17.1