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Tsirkin" , Paolo Bonzini , Juan Quintela , Avihai Horon , Thomas Huth , kvm@vger.kernel.org Subject: Re: [PTACH v2 1/6] update-linux-headers: sync-up header with Linux for KVM AIA support In-Reply-To: Organization: Red Hat GmbH References: <20230505113946.23433-1-yongxuan.wang@sifive.com> <20230505113946.23433-2-yongxuan.wang@sifive.com> <20230505101707.495251a2.alex.williamson@redhat.com> <878rdze0fx.fsf@redhat.com> User-Agent: Notmuch/0.37 (https://notmuchmail.org) Date: Tue, 23 May 2023 11:51:07 +0200 Message-ID: <87o7mb5qb8.fsf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 Received-SPF: pass client-ip=170.10.133.124; envelope-from=cohuck@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Tue, May 23 2023, Yong-Xuan Wang wrote: > On Mon, May 8, 2023 at 3:39=E2=80=AFPM Cornelia Huck = wrote: >> >> On Fri, May 05 2023, Alex Williamson wrote: >> >> > On Fri, 5 May 2023 11:39:36 +0000 >> > Yong-Xuan Wang wrote: >> > >> >> Update the linux headers to get the latest KVM RISC-V headers with AI= A 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 mainl= ine 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@ventanam= icro.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.