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Subject: Re: [PATCH v3 0/2] arm64: kdump: Function supplement and performance
 optimization
To:     Catalin Marinas <catalin.marinas@arm.com>
CC:     Will Deacon <will@kernel.org>, Dave Young <dyoung@redhat.com>,
        Baoquan He <bhe@redhat.com>, Vivek Goyal <vgoyal@redhat.com>,
        <kexec@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        Jonathan Corbet <corbet@lwn.net>, <linux-doc@vger.kernel.org>,
        "Eric W . Biederman" <ebiederm@xmission.com>,
        Randy Dunlap <rdunlap@infradead.org>,
        Feng Zhou <zhoufeng.zf@bytedance.com>,
        Kefeng Wang <wangkefeng.wang@huawei.com>,
        Chen Zhou <dingguo.cz@antgroup.com>,
        John Donnelly <John.p.donnelly@oracle.com>,
        "Dave Kleikamp" <dave.kleikamp@oracle.com>
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From:   "Leizhen (ThunderTown)" <thunder.leizhen@huawei.com>
Message-ID: <39839221-8567-39ad-dade-8d1500df2e8b@huawei.com>
Date:   Tue, 15 Nov 2022 21:40:49 +0800
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On 2022/11/15 21:30, Catalin Marinas wrote:
> On Tue, Nov 15, 2022 at 08:18:21PM +0800, Leizhen (ThunderTown) wrote:
>> On 2022/11/15 19:58, Will Deacon wrote:
>>> On Mon, Jul 11, 2022 at 05:03:17PM +0800, Zhen Lei wrote:
>>>> v2 --> v3:
>>>> 1. Discard patch 3 in v2, a cleanup patch.
>>>
>>> Do you plan to respin this series, addressing the various comments on v3?
>>
>> Yes, I haven't figured out where to make DEFAULT_CRASH_KERNEL_LOW_SIZE generic.
> 
> Do we need to? I'd just go with something like 128MB, specific to arm64,
> and we can increase it later if anyone comes up with a good argument.

Okay, then v3's easy. I'll do it tomorrow. I've tried it before. 128M is enough.

> 

-- 
Regards,
  Zhen Lei