From: Cornelia Huck <cohuck@redhat.com>
To: Yong-Xuan Wang <yongxuan.wang@sifive.com>
Cc: Alex Williamson <alex.williamson@redhat.com>,
qemu-devel@nongnu.org, qemu-riscv@nongnu.org,
rkanwal@rivosinc.com, anup@brainfault.org,
dbarboza@ventanamicro.com, atishp@atishpatra.org,
vincent.chen@sifive.com, greentime.hu@sifive.com,
frank.chang@sifive.com, jim.shu@sifive.com,
"Michael S. Tsirkin" <mst@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Juan Quintela <quintela@redhat.com>,
Avihai Horon <avihaih@nvidia.com>, Thomas Huth <thuth@redhat.com>,
kvm@vger.kernel.org
Subject: Re: [PTACH v2 1/6] update-linux-headers: sync-up header with Linux for KVM AIA support
Date: Tue, 23 May 2023 11:51:07 +0200 [thread overview]
Message-ID: <87o7mb5qb8.fsf@redhat.com> (raw)
In-Reply-To: <CAMWQL2gDRcawsLLVUpL5dV1nXGKBqWiE_6SSgOw8+ZgLjgO8rw@mail.gmail.com>
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.
next prev parent reply other threads:[~2023-05-23 9:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-05 11:39 [PTACH v2 0/6] Add RISC-V KVM AIA Support Yong-Xuan Wang
2023-05-05 11:39 ` [PTACH v2 1/6] update-linux-headers: sync-up header with Linux for KVM AIA support Yong-Xuan Wang
2023-05-05 16:17 ` Alex Williamson
2023-05-08 7:39 ` Cornelia Huck
2023-05-23 9:38 ` Yong-Xuan Wang
2023-05-23 9:51 ` Cornelia Huck [this message]
2023-05-05 11:39 ` [PTACH v2 2/6] target/riscv: support the AIA device emulateion with KVM enabled Yong-Xuan Wang
2023-05-09 16:50 ` Andrew Jones
2023-05-05 11:39 ` [PTACH v2 3/6] target/riscv: check the in-kernel irqchip support Yong-Xuan Wang
2023-05-05 11:39 ` [PTACH v2 4/6] target/riscv: Create an KVM AIA irqchip Yong-Xuan Wang
2023-05-05 11:39 ` [PTACH v2 5/6] target/riscv: update APLIC and IMSIC to support KVM AIA Yong-Xuan Wang
2023-05-05 11:39 ` [PTACH v2 6/6] target/riscv: select KVM AIA in riscv virt machine Yong-Xuan Wang
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