RE: [PATCH V3 07/13] HV/Vmbus: Add SNP support for VMbus channel initiate message

2021-08-13 Thread Michael Kelley
From: Tianyu Lan Sent: Monday, August 9, 2021 10:56 AM > > The monitor pages in the CHANNELMSG_INITIATE_CONTACT msg are shared > with host in Isolation VM and so it's necessary to use hvcall to set > them visible to host. In Isolation VM with AMD SEV SNP, the access > address should be in the ext

[PATCH V3 07/13] HV/Vmbus: Add SNP support for VMbus channel initiate message

2021-08-09 Thread Tianyu Lan
From: Tianyu Lan The monitor pages in the CHANNELMSG_INITIATE_CONTACT msg are shared with host in Isolation VM and so it's necessary to use hvcall to set them visible to host. In Isolation VM with AMD SEV SNP, the access address should be in the extra space which is above shared gpa boundary. So