On 08/29/2017 06:02 PM, Laszlo Ersek wrote:

[...]

* The third pair of lines stands for unmapping the virtio ring of the
   virtio-blk device that I have also configured for the guest. Searching
   the log backwards for the same address (0x7F0DA000), we find

    7347 IoMmuAllocateBuffer Address 0x7F0DA000 Pages 0x2
    7348 IoMmuDxe:InternalMemEncryptSevSetMemoryDecrypted Clear C-bit Cr3 0 
Base 7F0DA000 Length 2000 flush 1
    7349 IoMmuMap PlainText 0x7F0DA000 Crypted 0x7F0DA000 Pages 0x2 Bytes 0x2000
    7350 VirtioBlkInit: LbaSize=0x200[B] NumBlocks=0xC800000[Lba]
    7351 VirtioBlkInit: FirstAligned=0x0[Lba] PhysBlkSize=0x1[Lba]
    7352 VirtioBlkInit: OptimalTransferLengthGranularity=0x0[Lba]
    7353 InstallProtocolInterface: [EfiBlockIoProtocol] 7F0DE310
    7354 InstallProtocolInterface: [EfiDiskIoProtocol] 7F0DE4A0

* The final line that I quoted ("MpInitChangeApLoopCallback") is just
   another (unrelated) ExitBootServices() handler's message.

I'm going to call these results successful.

Thanks,
Laszlo

Cc: Ard Biesheuvel <ard.biesheu...@linaro.org>
Cc: Brijesh Singh <brijesh.si...@amd.com>
Cc: Jordan Justen <jordan.l.jus...@intel.com>
Cc: Tom Lendacky <thomas.lenda...@amd.com>



Today I tested your branch on SEV guest and it all worked. thank you for the 
patch

Tested-By: Brijesh Singh <brijesh.si...@amd.com>


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