From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-171.mta1.migadu.com (out-171.mta1.migadu.com [95.215.58.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9DC7C3B2FE4 for ; Thu, 9 Jul 2026 06:24:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.171 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783578286; cv=none; b=Bpjkh6U162IlyXUm/X0SHLh21IJYAXyR0WGYv6jXIZsaymZXmpbUA+SiLrhV7an5F4GoGUyyYmU75NanWU+CVj3n0hyyBoE1LFh+y3z6I7o5zmbcG8MEoXBjbxog4mtVz3CqGDLC00f6l0vkQO/9zLIYTf6bpahW98qZmbV+m7s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783578286; c=relaxed/simple; bh=Ex72fnxR7OZENIYmQk72B4klljNFhnukNCd4DrH+WQA=; h=Content-Type:Mime-Version:Subject:From:In-Reply-To:Date:Cc: Message-Id:References:To; b=MULIyJ5SsiqAEgv7ezCcv0Gg2RjVr+6glYI2KAYAwf7Xe37j+Z+Lgi22+eSA+fog8B8krREYXCLgmxMqwJbpDq90Wz42ozDtO6VW4EyVOprwH+xhF+MvsTo1Zq4HqfgM0s7s4PN6o4UNQbG1waMVSUfQs7oyfpK0nXWovBmkZ9c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=TZAKPicL; arc=none smtp.client-ip=95.215.58.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="TZAKPicL" Content-Type: text/plain; charset=us-ascii DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1783578282; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zPR8Y4wzyQDgs1UrfuCsKSlR5/a7t/3ZTJ5swVJfias=; b=TZAKPicLQvG4iCtdWX5qIm0Ta1ZyZMks4OYsriGOofIlXt5dzLZesv3etwdGUDh2U3Te7n PaIXroz/cy+D/dZ/oU3RvQMp99Xglul0WWReBqvxS+UkfSxSf7wenmWOA0uctrhA2Vbeq7 KvGnvWgneSi5qsyMrMphlmCrBToemas= Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.600.51.1.1\)) Subject: Re: [PATCH 04/10] mm/bootmem_info: allow calling free_bootmem_page() on pages without a bootmem_type X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Muchun Song In-Reply-To: <20260708-bootmem_info_part2-v1-4-156ce4986598@kernel.org> Date: Thu, 9 Jul 2026 14:23:58 +0800 Cc: Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Andrew Morton , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , Oscar Salvador , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org Content-Transfer-Encoding: 7bit Message-Id: <4E28941E-03DF-403E-BB01-0AA5ACB3B640@linux.dev> References: <20260708-bootmem_info_part2-v1-0-156ce4986598@kernel.org> <20260708-bootmem_info_part2-v1-4-156ce4986598@kernel.org> To: "David Hildenbrand (Arm)" X-Migadu-Flow: FLOW_OUT > On Jul 8, 2026, at 22:10, David Hildenbrand (Arm) 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) Reviewed-by: Muchun Song Thanks.