From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 CC4883164CB for ; Tue, 27 Jan 2026 04:03:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769486602; cv=none; b=JC52QNhxNJ4sCIfvn9VnzFl4rMUCcyj1ISBat1JxBWrOejY3MPcxf2zV5MrMygQhnWvxrNGsetyBIWSxd6m9JKJ3O6Pks36pJbVEtWxG5xZ3JuZZ68APlG58RHElUT66Xnr2ZFERFbMV5XVTEjuWoOcRGIAtj+SCy//Jm9nqfN4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769486602; c=relaxed/simple; bh=QVvv8xHlw6iLfKsKN23V0wY8VSaYkBf7QvNZ13NjsYA=; h=Date:To:From:Subject:Message-Id; b=T+FQcS3WAtXDqUq3igeZm2NQyAVjJNtBLtDiGVVwbRqiwcl8anp1hBClePjIlsSrQXUARfP3xyXHCjSjHS5xUpFWYnlw+8qwgSfnL2U/aAwPejaiw2YalP56HoF5S3Mgyr2/6zw/fQouEryTbHw4JQuDNj0bGMzSMWYxtDcRCS4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=th3yaPUg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="th3yaPUg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9B714C116C6; Tue, 27 Jan 2026 04:03:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1769486602; bh=QVvv8xHlw6iLfKsKN23V0wY8VSaYkBf7QvNZ13NjsYA=; h=Date:To:From:Subject:From; b=th3yaPUgXXETPdcZVGD1M/HRcjM8bXqaJKWLbMCrtmN+8UiNmZrtJejfeIU5IsFID RL9y2ThOOBz6zOFaO7s/QaTkV+k2W7o50yvueR+jtZOQqU6gqn5vjrreAuN6+ZUUdX mjivSL08UXX5XdX/0TlaOry9mAWk7ueW1WX07cts= Date: Mon, 26 Jan 2026 20:03:22 -0800 To: mm-commits@vger.kernel.org,will@kernel.org,vgupta@kernel.org,vbabka@suse.cz,tsbogend@alpha.franken.de,tglx@linutronix.de,surenb@google.com,shorne@gmail.com,ritesh.list@gmail.com,richard@nod.at,pratyush@kernel.org,palmer@dabbelt.com,osalvador@suse.de,muchun.song@linux.dev,mpe@ellerman.id.au,monstr@monstr.eu,mingo@redhat.com,mhocko@suse.com,mattst88@gmail.com,lorenzo.stoakes@oracle.com,linux@armlinux.org.uk,linmag7@gmail.com,liam.howlett@oracle.com,klarasmodin@gmail.com,johannes@sipsolutions.net,jcmvbkbc@gmail.com,hca@linux.ibm.com,guoren@kernel.org,gor@linux.ibm.com,glaubitz@physik.fu-berlin.de,geert@linux-m68k.org,dinguyen@kernel.org,deller@gmx.de,david@kernel.org,davem@davemloft.net,corbet@lwn.net,chenhuacai@kernel.org,catalin.marinas@arm.com,bp@alien8.de,andreas@gaisler.com,alexs@kernel.org,agordeev@linux.ibm.com,rppt@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] arm64-introduce-arch_zone_limits_init.patch removed from -mm tree Message-Id: <20260127040322.9B714C116C6@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: arm64: introduce arch_zone_limits_init() has been removed from the -mm tree. Its filename was arm64-introduce-arch_zone_limits_init.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "Mike Rapoport (Microsoft)" Subject: arm64: introduce arch_zone_limits_init() Date: Sun, 11 Jan 2026 10:20:39 +0200 Move calculations of zone limits to a dedicated arch_zone_limits_init() function. Later MM core will use this function as an architecture specific callback during nodes and zones initialization and thus there won't be a need to call free_area_init() from every architecture. While on it rename zone_sizes_init() to dma_limits_init() to better reflect what that function does. Link: https://lkml.kernel.org/r/20260111082105.290734-6-rppt@kernel.org Signed-off-by: Mike Rapoport (Microsoft) Cc: Alexander Gordeev Cc: Alex Shi Cc: Andreas Larsson Cc: "Borislav Petkov (AMD)" Cc: Catalin Marinas Cc: David Hildenbrand Cc: David S. Miller Cc: Dinh Nguyen Cc: Geert Uytterhoeven Cc: Guo Ren Cc: Heiko Carstens Cc: Helge Deller Cc: Huacai Chen Cc: Ingo Molnar Cc: Johannes Berg Cc: John Paul Adrian Glaubitz Cc: Jonathan Corbet Cc: Klara Modin Cc: Liam Howlett Cc: Lorenzo Stoakes Cc: Magnus Lindholm Cc: Matt Turner Cc: Max Filippov Cc: Michael Ellerman Cc: Michal Hocko Cc: Michal Simek Cc: Muchun Song Cc: Oscar Salvador Cc: Palmer Dabbelt Cc: Pratyush Yadav Cc: Richard Weinberger Cc: "Ritesh Harjani (IBM)" Cc: Russell King Cc: Stafford Horne Cc: Suren Baghdasaryan Cc: Thomas Bogendoerfer Cc: Thomas Gleixner Cc: Vasily Gorbik Cc: Vineet Gupta Cc: Vlastimil Babka Cc: Will Deacon Signed-off-by: Andrew Morton --- arch/arm64/mm/init.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) --- a/arch/arm64/mm/init.c~arm64-introduce-arch_zone_limits_init +++ a/arch/arm64/mm/init.c @@ -118,7 +118,21 @@ static phys_addr_t __init max_zone_phys( return min(zone_limit, memblock_end_of_DRAM() - 1) + 1; } -static void __init zone_sizes_init(void) +void __init arch_zone_limits_init(unsigned long *max_zone_pfns) +{ + phys_addr_t __maybe_unused dma32_phys_limit = + max_zone_phys(DMA_BIT_MASK(32)); + +#ifdef CONFIG_ZONE_DMA + max_zone_pfns[ZONE_DMA] = PFN_DOWN(max_zone_phys(zone_dma_limit)); +#endif +#ifdef CONFIG_ZONE_DMA32 + max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); +#endif + max_zone_pfns[ZONE_NORMAL] = max_pfn; +} + +static void __init dma_limits_init(void) { unsigned long max_zone_pfns[MAX_NR_ZONES] = {0}; phys_addr_t __maybe_unused acpi_zone_dma_limit; @@ -139,17 +153,15 @@ static void __init zone_sizes_init(void) if (memblock_start_of_DRAM() < U32_MAX) zone_dma_limit = min(zone_dma_limit, U32_MAX); arm64_dma_phys_limit = max_zone_phys(zone_dma_limit); - max_zone_pfns[ZONE_DMA] = PFN_DOWN(arm64_dma_phys_limit); #endif #ifdef CONFIG_ZONE_DMA32 - max_zone_pfns[ZONE_DMA32] = PFN_DOWN(dma32_phys_limit); if (!arm64_dma_phys_limit) arm64_dma_phys_limit = dma32_phys_limit; #endif if (!arm64_dma_phys_limit) arm64_dma_phys_limit = PHYS_MASK + 1; - max_zone_pfns[ZONE_NORMAL] = max_pfn; + arch_zone_limits_init(max_zone_pfns); free_area_init(max_zone_pfns); } @@ -319,7 +331,7 @@ void __init bootmem_init(void) * done after the fixed reservations */ sparse_init(); - zone_sizes_init(); + dma_limits_init(); /* * Reserve the CMA area after arm64_dma_phys_limit was initialised. _ Patches currently in -mm which might be from rppt@kernel.org are kho-cleanup-error-handling-in-kho_populate.patch