Re: [PTACH v2 1/6] update-linux-headers: sync-up header with Linux for KVM AIA support

[Cornelia Huck]

On Tue, May 23 2023, Yong-Xuan Wang <yongxuan.wang@sifive.com> wrote:

> On Mon, May 8, 2023 at 3:39 PM Cornelia Huck <cohuck@redhat.com> wrote:
>>
>> On Fri, May 05 2023, Alex Williamson <alex.williamson@redhat.com> wrote:
>>
>> > On Fri,  5 May 2023 11:39:36 +0000
>> > Yong-Xuan Wang <yongxuan.wang@sifive.com> wrote:
>> >
>> >> Update the linux headers to get the latest KVM RISC-V headers with AIA 
>> >> support
>> >> by the scripts/update-linux-headers.sh.
>> >> The linux headers is comes from the riscv_aia_v1 branch available at
>> >> https://github.com/avpatel/linux.git. It hasn't merged into the mainline 
>> >> kernel.
>> >
>> > Updating linux-headers outside of code accepted to mainline gets a down
>> > vote from me.  This sets a poor precedent and can potentially lead to
>> > complicated compatibility issues.  Thanks,
>> >
>> > Alex
>>
>> Indeed, this needs to be clearly marked as a placeholder patch, and
>> replaced with a proper header sync after the changes hit the mainline
>> kernel.
>>
>
> Hi Alex and Cornelia,
>
> We found that the changes are from 2 different patchsets.
>
> [1] 
> https://lore.kernel.org/lkml/20230404153452.2405681-1-apatel@ventanamicro.com/
> [2] https://www.spinics.net/lists/kernel/msg4791872.html
>
> Patchset 1 is already merged into mainline kernel in v6.4-rc1 and
> patchset 2 is not.
> Maybe we can split them into two placeholder patches?

Please just keep this as a single placeholder patch; once you rebase on
top of a tree that includes a proper rebase to 6.4-rcX, the placeholder
patch will simply shrink to the bits in patchset 2. The important part
is that nobody tries to merge it by accident.