On Mon, Oct 30, 2017 at 08:29:25PM -0500, Brijesh Singh wrote:
> Okay, Just tried static global with CONFIG_VMAP_STACK=y and I am getting
> wrong physical address with __pa. PSP command fails with error code
> "INVALID_ADDRESS". The same thing works fine with kmalloc() buffer.
Ah, right, module
On 10/30/17 12:57 PM, Borislav Petkov wrote:
> On Mon, Oct 30, 2017 at 12:49:14PM -0500, Brijesh Singh wrote:
>> If the buffer is allocated on the stack then there is no guarantee that
> static global is not allocated on the stack.
Okay, Just tried static global with CONFIG_VMAP_STACK=y and I
On Mon, Oct 30, 2017 at 12:49:14PM -0500, Brijesh Singh wrote:
> If the buffer is allocated on the stack then there is no guarantee that
static global is not allocated on the stack.
> I can certainly move the allocation outside, but then it may increase the
> code size in other functions. If its
On 10/30/2017 12:21 PM, Borislav Petkov wrote:
...
Useless forward declarations.
Actually its helpful in other patches. I was trying to avoid making too
many code movement in other patches to eliminate the forward
declarations. I guess I can fix in v7.
static struct psp_device
On Sun, Oct 29, 2017 at 03:48:25PM -0500, Brijesh Singh wrote:
> AMD's new Secure Encrypted Virtualization (SEV) feature allows the
> memory contents of virtual machines to be transparently encrypted with a
> key unique to the VM. The programming and management of the encryption
> keys are handled
I just realized that this should be marked as "PATCH v6.1 13/38 ...". I
had someĀ debug patch before this hence it was pushed below in the stack.
On 10/29/17 3:48 PM, Brijesh Singh wrote:
> AMD's new Secure Encrypted Virtualization (SEV) feature allows the
> memory contents of virtual machines
AMD's new Secure Encrypted Virtualization (SEV) feature allows the
memory contents of virtual machines to be transparently encrypted with a
key unique to the VM. The programming and management of the encryption
keys are handled by the AMD Secure Processor (AMD-SP) which exposes the
commands for