+ mm-hugetlb-remove-hugetlb_page_subpool.patch added to mm-unstable branch

+ mm-hugetlb-remove-hugetlb_page_subpool.patch added to mm-unstable branch

[Andrew Morton]

The patch titled
     Subject: mm/hugetlb: remove hugetlb_page_subpool()
has been added to the -mm mm-unstable branch.  Its filename is
     mm-hugetlb-remove-hugetlb_page_subpool.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-hugetlb-remove-hugetlb_page_subpool.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Subject: mm/hugetlb: remove hugetlb_page_subpool()
Date: Tue, 16 May 2023 15:52:05 -0700

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

Link: https://lkml.kernel.org/r/20230516225205.1429196-1-sidhartha.kumar@oracle.com
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/hugetlb.h |   13 -------------
 1 file changed, 13 deletions(-)

--- a/include/linux/hugetlb.h~mm-hugetlb-remove-hugetlb_page_subpool
+++ a/include/linux/hugetlb.h
@@ -755,14 +755,6 @@ static inline struct hugepage_subpool *h
 	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)
 {
@@ -1028,11 +1020,6 @@ static inline struct hugepage_subpool *h
 {
 	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)
_

Patches currently in -mm which might be from sidhartha.kumar@oracle.com are

mm-hugetlb-remove-hugetlb_page_subpool.patch