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From: Muchun Song <muchun.song@linux.dev>
To: "David Hildenbrand (Arm)" <david@kernel.org>
Cc: 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>,
	Oscar Salvador <osalvador@suse.de>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-s390@vger.kernel.org
Subject: Re: [PATCH 04/10] mm/bootmem_info: allow calling free_bootmem_page() on pages without a bootmem_type
Date: Thu, 9 Jul 2026 14:23:58 +0800	[thread overview]
Message-ID: <4E28941E-03DF-403E-BB01-0AA5ACB3B640@linux.dev> (raw)
In-Reply-To: <20260708-bootmem_info_part2-v1-4-156ce4986598@kernel.org>



> On Jul 8, 2026, at 22:10, David Hildenbrand (Arm) <david@kernel.org> wrote:
> 
> As preparation for further changes, let's temporarily allow freeing
> pages that were not previously registered.
> 
> This will allow freeing unregistered vmemmap pages allocated during boot
> through free_bootmem_page() from hugetlb code, until we fully rip all
> of that out.
> 
> Signed-off-by: David Hildenbrand (Arm) <david@kernel.org>

Reviewed-by: Muchun Song <muchun.song@linux.dev>

Thanks.


  parent reply	other threads:[~2026-07-09  6:24 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 [this message]
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 ` [PATCH 08/10] mm/hugetlb_vmemmap: remove bootmem_info leftovers David Hildenbrand (Arm)
2026-07-09  6:26   ` 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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