On Tue, Dec 14, 2021 at 05:05:01PM +0100, Borislav Petkov wrote: > On Mon, Dec 13, 2021 at 02:14:03AM -0500, Tianyu Lan wrote: > > From: Tianyu Lan <Tianyu.Lan@xxxxxxxxxxxxx> > > > > Hyper-V provides Isolation VM for confidential computing support and > > guest memory is encrypted in it. Places checking cc_platform_has() > > with GUEST_MEM_ENCRYPT attr should return "True" in Isolation vm. e.g, > > Stick to a single spelling variant: "VM". > > > swiotlb bounce buffer size needs to adjust according to memory size > > in the sev_setup_arch(). > > So basically you wanna simply say here: > > "Hyper-V Isolation VMs need to adjust the SWIOTLB size just like SEV > guests. Add a hyperv_cc_platform_has() variant which enables that." > > ? > > With that addressed you can have my > > Acked-by: Borislav Petkov <bp@xxxxxxx> Thanks. I can address your comments when I pick up this series. Wei. > > Thx. > > -- > Regards/Gruss, > Boris. > > https://people.kernel.org/tglx/notes-about-netiquette