Re: [PATCH v3 0/2] arm64: kdump: Function supplement and performance optimization

John Donnelly
2022-10-14T16:26:45Z

On 10/13/22 05:46, Baoquan He wrote:
> On 10/06/22 at 09:55am, john.p.donnelly@oracle.com wrote:
>> On 8/1/22 9:47 PM, Leizhen (ThunderTown) wrote:
> ......
>>>> Do you have plan to pick this series so that it can be taken into 5.20
>>>> rc-1~3?
>>>
>>> Hi, Catalin:
>>> Only function reserve_crashkernel() is modified in these two patches. The core
>>> process of the arm64 architecture is not affected. I remember you suggested that
>>> arm64 and x86 share the same kdump code, so these two subfeatures are needed.
>>> Maybe we can lay the foundation first for the people who build the road. Unifying
>>> the external interfaces of kdump on arm64 and x86 does not seem to hurt.
>>>
>>>
>>>>
>>>> We have back ported the basic crashkernel=high, low, support into our
>>>> distros and have taken wide testing on arm64 servers, need this patchset
>>>> to back port for more testing.
>>>>
>>>
>> Hi ,
>>
>> What is the progress of this series ?
>>
>> Without this patch set we are seeing larger crashkernel=896M failures on
>> Arm with Linux-6.0.rc7. This larger value is needed for
>> iSCSI booted systems with certain network adapters.
>
> This change is located in arch/arm64 folder, I have pinged arm64
> maintainer to consider merging this patchset. Not sure if they are
> still thinking, or ignore this.
>
> Hi Catalin, Will,
>
> Ping again!
>
> Do you have plan to accept this patchset? It's very important fo
> crashkernel setting on arm64 with a simple and default syntax.
>
> Thanks
> Baoquan
>
Hi,

We have pulled this into our Linux 6.0.0 QA test kernels for now. We
would like it added too.

Thank you,

John