On Thu, Sep 04, 2025 at 04:08:24AM +0000, ankita@xxxxxxxxxx wrote: > From: Ankit Agrawal <ankita@xxxxxxxxxx> > > The EGM region is invisible to the host Linux kernel and it does not > manage the region. The EGM module manages the EGM memory and thus is > responsible to clear out the region before handing out to the VM. > > Clear EGM region on EGM chardev open. It is possible to trigger open > multiple times by tools such as kvmtool. Thus ensure the region is > cleared only on the first open. It would be cleaner not to support multi-open, why is kvmtool doing this? Jason