>
> However, it is still much more clear and credible to users by exposing the
> data
> directly from ACPI table.
>
Except ARM64 iort, numa_node is actually also applicable to x86 and other
architectures through general
acpi_create_platform_device() API:
drivers/acpi/scan.c:
static void
> -Original Message-
> From: John Garry
> Sent: Monday, June 22, 2020 10:49 PM
> To: Song Bao Hua (Barry Song) ;
> gre...@linuxfoundation.org; raf...@kernel.org
> Cc: Robin Murphy ; linux-kernel@vger.kernel.org;
> Zengtao (B) ; Linuxarm
> Subject: Re: [PATCH v
On 19/06/2020 04:00, Barry Song wrote:
Some platform devices like ARM SMMU are memory-mapped and populated by
ACPI/IORT.
In this case, NUMA topology of those platform devices are exported by firmware
as
well. Software might care about the numa_node of those devices in order to
achieve
NUMA
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