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From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Dave Hansen <dave.hansen@linux.intel.com>,
	 Andy Lutomirski <luto@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	 Thomas Gleixner <tglx@kernel.org>,
	Ingo Molnar <mingo@redhat.com>,  Borislav Petkov <bp@alien8.de>,
	x86@kernel.org,  "H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	 Lorenzo Stoakes <ljs@kernel.org>,
	"Liam R. Howlett" <liam@infradead.org>,
	 Vlastimil Babka <vbabka@kernel.org>,
	Mike Rapoport <rppt@kernel.org>,
	 Suren Baghdasaryan <surenb@google.com>,
	Michal Hocko <mhocko@suse.com>,
	 Brendan Jackman <jackmanb@google.com>,
	Johannes Weiner <hannes@cmpxchg.org>,  Zi Yan <ziy@nvidia.com>,
	Alexander Gordeev <agordeev@linux.ibm.com>,
	 Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
	 Heiko Carstens <hca@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	 Christian Borntraeger <borntraeger@linux.ibm.com>,
	 Sven Schnelle <svens@linux.ibm.com>,
	Muchun Song <muchun.song@linux.dev>,
	 Oscar Salvador <osalvador@suse.de>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	 linux-s390@vger.kernel.org,
	"David Hildenbrand (Arm)" <david@kernel.org>
Subject: [PATCH 08/10] mm/hugetlb_vmemmap: remove bootmem_info leftovers
Date: Wed, 08 Jul 2026 16:11:03 +0200	[thread overview]
Message-ID: <20260708-bootmem_info_part2-v1-8-156ce4986598@kernel.org> (raw)
In-Reply-To: <20260708-bootmem_info_part2-v1-0-156ce4986598@kernel.org>

We never set CONFIG_HAVE_BOOTMEM_INFO_NODE, so we can just switch to
free_reserved_page() and drop the register_page_bootmem_memmap() call.

Signed-off-by: David Hildenbrand (Arm) <david@kernel.org>
---
 mm/hugetlb_vmemmap.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/mm/hugetlb_vmemmap.c b/mm/hugetlb_vmemmap.c
index 1430a5aa2de57..917db0984143c 100644
--- a/mm/hugetlb_vmemmap.c
+++ b/mm/hugetlb_vmemmap.c
@@ -12,7 +12,6 @@
 
 #include <linux/pgtable.h>
 #include <linux/moduleparam.h>
-#include <linux/bootmem_info.h>
 #include <linux/mmdebug.h>
 #include <linux/pagewalk.h>
 #include <linux/pgalloc.h>
@@ -177,13 +176,13 @@ static int vmemmap_remap_range(unsigned long start, unsigned long end,
  * Free a vmemmap page. A vmemmap page can be allocated from the memblock
  * allocator or buddy allocator. If the PG_reserved flag is set, it means
  * that it allocated from the memblock allocator, just free it via the
- * free_bootmem_page(). Otherwise, use __free_page().
+ * free_reserved_page(). Otherwise, use __free_page().
  */
 static inline void free_vmemmap_page(struct page *page)
 {
 	if (PageReserved(page)) {
 		memmap_boot_pages_add(-1);
-		free_bootmem_page(page);
+		free_reserved_page(page);
 	} else {
 		memmap_pages_add(-1);
 		__free_page(page);
@@ -641,9 +640,6 @@ static void __hugetlb_vmemmap_optimize_folios(struct hstate *h,
 			epfn = spfn + hugetlb_vmemmap_size(h);
 			vmemmap_wrprotect_hvo(spfn, epfn, folio_nid(folio),
 					HUGETLB_VMEMMAP_RESERVE_SIZE);
-			register_page_bootmem_memmap(pfn_to_section_nr(folio_pfn(folio)),
-					&folio->page,
-					HUGETLB_VMEMMAP_RESERVE_PAGES);
 			continue;
 		}
 

-- 
2.43.0


  parent reply	other threads:[~2026-07-08 14:12 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-08 14:10 [PATCH 00/10] mm: remove CONFIG_HAVE_BOOTMEM_INFO_NODE (Part 2) David Hildenbrand (Arm)
2026-07-08 14:10 ` [PATCH 01/10] x86/mm: drop order parameter from free_pagetable() David Hildenbrand (Arm)
2026-07-08 14:22   ` sashiko-bot
2026-07-08 15:15   ` David Hildenbrand (Arm)
2026-07-09  2:32   ` Muchun Song
2026-07-08 14:10 ` [PATCH 02/10] mm: provide free_reserved_pages(), removing x86 variant David Hildenbrand (Arm)
2026-07-08 15:13   ` David Hildenbrand (Arm)
2026-07-09  6:19   ` Muchun Song
2026-07-08 14:10 ` [PATCH 03/10] s390/mm: use free_reserved_pages() in vmem_free_pages() David Hildenbrand (Arm)
2026-07-09  6:12   ` Heiko Carstens
2026-07-09  6:21   ` Muchun Song
2026-07-08 14:10 ` [PATCH 04/10] mm/bootmem_info: allow calling free_bootmem_page() on pages without a bootmem_type David Hildenbrand (Arm)
2026-07-08 14:53   ` sashiko-bot
2026-07-09  6:23   ` Muchun Song
2026-07-08 14:11 ` [PATCH 05/10] x86/mm: stop marking vmemmap as SECTION_INFO David Hildenbrand (Arm)
2026-07-08 15:10   ` sashiko-bot
2026-07-08 15:20   ` David Hildenbrand (Arm)
2026-07-08 14:11 ` [PATCH 06/10] x86/mm: stop marking page tables as MIX_SECTION_INFO David Hildenbrand (Arm)
2026-07-08 15:24   ` sashiko-bot
2026-07-08 15:27   ` David Hildenbrand (Arm)
2026-07-08 14:11 ` [PATCH 07/10] x86/mm: remove CONFIG_HAVE_BOOTMEM_INFO_NODE David Hildenbrand (Arm)
2026-07-08 15:38   ` sashiko-bot
2026-07-08 14:11 ` David Hildenbrand (Arm) [this message]
2026-07-09  6:26   ` [PATCH 08/10] mm/hugetlb_vmemmap: remove bootmem_info leftovers Muchun Song
2026-07-08 14:11 ` [PATCH 09/10] mm/sparse: remove bootmem_info.h include David Hildenbrand (Arm)
2026-07-09  6:26   ` Muchun Song
2026-07-08 14:11 ` [PATCH 10/10] mm/bootmem_info: remove CONFIG_HAVE_BOOTMEM_INFO_NODE David Hildenbrand (Arm)
2026-07-09  6:27   ` Muchun Song
2026-07-08 21:24 ` [PATCH 00/10] mm: remove CONFIG_HAVE_BOOTMEM_INFO_NODE (Part 2) Andrew Morton
2026-07-09  9:36 ` Mike Rapoport

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