linux-kernel - Re: [PATCH 11/14] x86, acpi, numa: split SLIT handling out

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Message-ID: <CAE9FiQXsNnvQ8CyrF65=bU_OYPkUCuULD0mJ3cKfnm2-0Lv4sA@mail.gmail.com>
Date:	Thu, 7 Mar 2013 23:33:32 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Tejun Heo <tj@...nel.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Renninger <trenn@...e.de>,
	Tang Chen <tangchen@...fujitsu.com>,
	linux-kernel@...r.kernel.org, "Rafael J. Wysocki" <rjw@...k.pl>,
	linux-acpi@...r.kernel.org
Subject: Re: [PATCH 11/14] x86, acpi, numa: split SLIT handling out

On Thu, Mar 7, 2013 at 11:19 PM, Tejun Heo <tj@...nel.org> wrote:
> On Thu, Mar 7, 2013 at 11:18 PM, Yinghai Lu <yinghai@...nel.org> wrote:
>> ia64 like to call in this seqence
>> acpi_numa_init()
>> parse srat
>> parse slit
>> then
>> acpi_numa_arch_fixup()
>>
>> in this arch_fixup, it will try to fill dummy distance_matrix.
>>
>> so would to keep acpi_numa_init ...
>
> Can't it just call acpi_numa_init_srat() and then init_slit()?  What
> am I missing?

Yes, but need to break acpi_numa_init calling
in arch/ia64/kernel/setup.c

with
acpi_numa_init_srat()
acpi_numa_init_slit()
acpi_numa_arch_fixup()

current code is
acpi_numa_init calling arch_numa_arch_fixup()

Thanks

Yinghai
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