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Berrange" , Eduardo Habkost , Eric Blake , Jason Gunthorpe , Avihai Horon Subject: Re: [PATCH RFCv2 6/8] backends/iommufd: Add ability to disable hugepages In-Reply-To: <20240212135643.5858-7-joao.m.martins@oracle.com> (Joao Martins's message of "Mon, 12 Feb 2024 13:56:41 +0000") References: <20240212135643.5858-1-joao.m.martins@oracle.com> <20240212135643.5858-7-joao.m.martins@oracle.com> Date: Mon, 12 Feb 2024 18:17:30 +0100 Message-ID: <87zfw5a9g5.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.8 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.774, 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=ham 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 Joao Martins writes: > Allow disabling hugepages to be dirty track at base page > granularity in similar vein to vfio_type1_iommu.disable_hugepages > but per IOAS. > > Signed-off-by: Joao Martins [...] > diff --git a/qapi/qom.json b/qapi/qom.json > index 84af23fe245d..9ad27e2b939b 100644 > --- a/qapi/qom.json > +++ b/qapi/qom.json > @@ -809,7 +809,7 @@ > # Since: 9.0 > ## > { 'struct': 'IOMMUFDProperties', > - 'data': { '*fd': 'str' } } > + 'data': { '*fd': 'str', '*hugepages': 'bool' } } > > ## > # @RngProperties: Missing documentation for the new member. The latest QAPI PR is making this a hard error.