linux-kernel - Re: [PATCH v2] arm64: defconfig: Enable memory hotplug and hotremove config

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Message-ID: <Yr1/zr3LVzxLTlbG@arm.com>
Date:   Thu, 30 Jun 2022 11:49:50 +0100
From:   Catalin Marinas <catalin.marinas@....com>
To:     Anshuman Khandual <anshuman.khandual@....com>
Cc:     Kefeng Wang <wangkefeng.wang@...wei.com>, will@...nel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] arm64: defconfig: Enable memory hotplug and hotremove
 config

On Thu, Jun 30, 2022 at 12:40:44PM +0530, Anshuman Khandual wrote:
> 
> 
> On 6/29/22 15:05, Kefeng Wang wrote:
> > Let's enable ACPI_HMAT, ACPI_HOTPLUG_MEMORY, MEMORY_HOTPLUG
> > and MEMORY_HOTREMOVE for more test coverage, also there are
> > useful for heterogeneous memory scene.
> > 
> > Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>
> > ---
> > v2: add ACPI_HMAT and update changelog too.
> 
> In general, would like to see MEMORY_HOTPLUG/HOTREMOVE be selected
> here for better memory hotplug test coverage. But not sure whether
> there had been a rationale for not enabling this on defconfig.

Probably we didn't support the first defconfig was added and forgot
about it.

-- 
Catalin