linux-kernel - Re: [PATCH 17/17] mm: make range-to-target_node lookup facility a part of numa

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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
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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