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envelope-from=chenyi.qiang@intel.com; helo=mgamail.intel.com X-Spam_score_int: -47 X-Spam_score: -4.8 X-Spam_bar: ---- X-Spam_report: (-4.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.445, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_NONE=0.001 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: qemu development 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 5/14/2026 4:53 AM, Peter Xu wrote: > On Mon, May 04, 2026 at 04:30:06PM +0400, Marc-André Lureau wrote: >> Hi, >> >> This is an attempt to fix the incompatibility of virtio-mem with confidential >> VMs. The solution implements what was discussed earlier with D. Hildenbrand: >> https://patchwork.ozlabs.org/project/qemu-devel/patch/20250407074939.18657-5-chenyi.qiang@intel.com/#3502238 >> >> The first patches are misc cleanups. Then some code refactoring to have split a >> manager/source. And finally, the manager learns to deal with multiple sources. >> >> I haven't done thorough testing. I only launched a SEV guest with a virtio-mem >> device. It would be nice to have more tests for those scenarios with >> VFIO/virtio-mem/confvm.. In any case, review & testing needed! >> >> (help fix https://issues.redhat.com/browse/RHEL-131968) > > Copy David for virtio-mem: David, please see if you're OK with virtio-mem > side of things; if you have time look at everything it'll be even better. > > Copy Chenyi: would you please check with your environment on whether you > still hit issue with this series? With this series along with the ongoing virtio-mem guest change[1], I can launch the TD guest with a virtio-mem device and do the plug/unplug/replug operations successfully. [1] https://lore.kernel.org/lkml/20260401-coco-v1-1-b9c3072e2d9c@redhat.com/