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envelope-from=elena.ufimtseva@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=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: , Cc: eduardo@habkost.net, john.g.johnson@oracle.com, cohuck@redhat.com, jag.raman@oracle.com, john.levon@nutanix.com, eblake@redhat.com, david@redhat.com, qemu-devel@nongnu.org, peterx@redhat.com, armbru@redhat.com, mst@redhat.com, berrange@redhat.com, pbonzini@redhat.com, philmd@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Mon, Feb 14, 2022 at 02:37:21PM +0000, Stefan Hajnoczi wrote: > On Mon, Feb 07, 2022 at 11:22:18PM -0800, Elena Ufimtseva wrote: > > Signed-off-by: Elena Ufimtseva > > --- > > meson.build | 15 ++- > > qapi/qom.json | 32 +++++- > > include/hw/remote/ioregionfd.h | 40 +++++++ > > hw/remote/ioregionfd.c | 196 +++++++++++++++++++++++++++++++++ > > Kconfig.host | 3 + > > MAINTAINERS | 2 + > > hw/remote/Kconfig | 4 + > > hw/remote/meson.build | 1 + > > meson_options.txt | 2 + > > scripts/meson-buildoptions.sh | 3 + > > 10 files changed, 294 insertions(+), 4 deletions(-) > > create mode 100644 include/hw/remote/ioregionfd.h > > create mode 100644 hw/remote/ioregionfd.c > > > > diff --git a/meson.build b/meson.build > > index 96de1a6ef9..6483e754bd 100644 > > --- a/meson.build > > +++ b/meson.build > > @@ -258,6 +258,17 @@ if targetos != 'linux' and get_option('multiprocess').enabled() > > endif > > multiprocess_allowed = targetos == 'linux' and not get_option('multiprocess').disabled() > > > > +# TODO: drop this limitation > > What is the reason for the limitation? > The idea is to limit use of this acceleration until the API is more generic and does not need mutliprocess. > > +if not multiprocess_allowed and not get_option('ioregionfd').disabled() > > + error('To enable ioregiofd support, enable mutliprocess option.') > > s/ioregiofd/ioregionfd/ ! Thanks Stefan!