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Message-ID: <20240719191949.000045c6@Huawei.com>
Date: Fri, 19 Jul 2024 19:19:49 +0100
From: Jonathan Cameron <Jonathan.Cameron@...wei.com>
To: Mike Rapoport <rppt@...nel.org>
CC: <linux-kernel@...r.kernel.org>, Alexander Gordeev
	<agordeev@...ux.ibm.com>, Andreas Larsson <andreas@...sler.com>, "Andrew
 Morton" <akpm@...ux-foundation.org>, Arnd Bergmann <arnd@...db.de>, "Borislav
 Petkov" <bp@...en8.de>, Catalin Marinas <catalin.marinas@....com>, Christophe
 Leroy <christophe.leroy@...roup.eu>, Dan Williams <dan.j.williams@...el.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>, David Hildenbrand
	<david@...hat.com>, "David S. Miller" <davem@...emloft.net>, Greg
 Kroah-Hartman <gregkh@...uxfoundation.org>, Heiko Carstens
	<hca@...ux.ibm.com>, Huacai Chen <chenhuacai@...nel.org>, Ingo Molnar
	<mingo@...hat.com>, Jiaxun Yang <jiaxun.yang@...goat.com>, "John Paul Adrian
 Glaubitz" <glaubitz@...sik.fu-berlin.de>, Michael Ellerman
	<mpe@...erman.id.au>, Palmer Dabbelt <palmer@...belt.com>, "Rafael J.
 Wysocki" <rafael@...nel.org>, Rob Herring <robh@...nel.org>, "Thomas
 Bogendoerfer" <tsbogend@...ha.franken.de>, Thomas Gleixner
	<tglx@...utronix.de>, Vasily Gorbik <gor@...ux.ibm.com>, Will Deacon
	<will@...nel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<loongarch@...ts.linux.dev>, <linux-mips@...r.kernel.org>,
	<linuxppc-dev@...ts.ozlabs.org>, <linux-riscv@...ts.infradead.org>,
	<linux-s390@...r.kernel.org>, <linux-sh@...r.kernel.org>,
	<sparclinux@...r.kernel.org>, <linux-acpi@...r.kernel.org>,
	<linux-cxl@...r.kernel.org>, <nvdimm@...ts.linux.dev>,
	<devicetree@...r.kernel.org>, <linux-arch@...r.kernel.org>,
	<linux-mm@...ck.org>, <x86@...nel.org>
Subject: Re: [PATCH 17/17] mm: make range-to-target_node lookup facility a
 part of numa_memblks

On Tue, 16 Jul 2024 14:13:46 +0300
Mike Rapoport <rppt@...nel.org> wrote:

> From: "Mike Rapoport (Microsoft)" <rppt@...nel.org>
> 
> The x86 implementation of range-to-target_node lookup (i.e.
> phys_to_target_node() and memory_add_physaddr_to_nid()) relies on
> numa_memblks.
> 
> Since numa_memblks are now part of the generic code, move these
> functions from x86 to mm/numa_memblks.c and select
> CONFIG_NUMA_KEEP_MEMINFO when CONFIG_NUMA_MEMBLKS=y for dax and cxl.
> 
> Signed-off-by: Mike Rapoport (Microsoft) <rppt@...nel.org>

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>

Thanks. I'll poke around more next week.  Have a good weekend.

Jonathan


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