linux-kernel - [PATCH] mm/hugetlb: remove hugetlb_page

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Message-Id: <20230516225205.1429196-1-sidhartha.kumar@oracle.com>
Date:   Tue, 16 May 2023 15:52:05 -0700
From:   Sidhartha Kumar <sidhartha.kumar@...cle.com>
To:     linux-kernel@...r.kernel.org, linux-mm@...ck.org
Cc:     akpm@...ux-foundation.org, songmuchun@...edance.com,
        mike.kravetz@...cle.com, willy@...radead.org, david@...hat.com,
        Sidhartha Kumar <sidhartha.kumar@...cle.com>
Subject: [PATCH] mm/hugetlb: remove hugetlb_page_subpool()

All users of hugetlb_page_subpool() have been converted to use the folio
equivalent. This function can be safely removed.

Signed-off-by: Sidhartha Kumar <sidhartha.kumar@...cle.com>
---
 include/linux/hugetlb.h | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index b2b698f9a2ecb..21f942025fecd 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -755,14 +755,6 @@ static inline struct hugepage_subpool *hugetlb_folio_subpool(struct folio *folio
 	return folio->_hugetlb_subpool;
 }
 
-/*
- * hugetlb page subpool pointer located in hpage[2].hugetlb_subpool
- */
-static inline struct hugepage_subpool *hugetlb_page_subpool(struct page *hpage)
-{
-	return hugetlb_folio_subpool(page_folio(hpage));
-}
-
 static inline void hugetlb_set_folio_subpool(struct folio *folio,
 					struct hugepage_subpool *subpool)
 {
@@ -1029,11 +1021,6 @@ static inline struct hugepage_subpool *hugetlb_folio_subpool(struct folio *folio
 	return NULL;
 }
 
-static inline struct hugepage_subpool *hugetlb_page_subpool(struct page *hpage)
-{
-	return NULL;
-}
-
 static inline int isolate_or_dissolve_huge_page(struct page *page,
 						struct list_head *list)
 {
-- 
2.40.1