On 10/6/17 1:49 PM, Borislav Petkov wrote:
...
>> +static int sev_wait_cmd_ioc(struct psp_device *psp, unsigned int *reg)
>> +{
>> +psp->sev_int_rcvd = 0;
>> +
>> +wait_event(psp->sev_int_queue, psp->sev_int_rcvd);
> What happens if the command times out and it never sets
On 10/6/17 1:49 PM, Borislav Petkov wrote:
...
>> +static int sev_wait_cmd_ioc(struct psp_device *psp, unsigned int *reg)
>> +{
>> +psp->sev_int_rcvd = 0;
>> +
>> +wait_event(psp->sev_int_queue, psp->sev_int_rcvd);
> What happens if the command times out and it never sets
On 10/6/17 1:49 PM, Borislav Petkov wrote:
...
>> +
>> +static unsigned int sev_poll;
>> +module_param(sev_poll, uint, 0444);
>> +MODULE_PARM_DESC(sev_poll, "Poll for sev command completion - any non-zero
>> value");
> What is that used for? Some debugging leftover probably? If not, add a
>
On 10/6/17 1:49 PM, Borislav Petkov wrote:
...
>> +
>> +static unsigned int sev_poll;
>> +module_param(sev_poll, uint, 0444);
>> +MODULE_PARM_DESC(sev_poll, "Poll for sev command completion - any non-zero
>> value");
> What is that used for? Some debugging leftover probably? If not, add a
>
On Wed, Oct 04, 2017 at 08:13:53AM -0500, Brijesh Singh wrote:
> AMDs new Secure Encrypted Virtualization (SEV) feature allows the memory
> contents of a virtual machines to be transparently encrypted with a key
> unique to the guest VM. The programming and management of the encryption
> keys are
On Wed, Oct 04, 2017 at 08:13:53AM -0500, Brijesh Singh wrote:
> AMDs new Secure Encrypted Virtualization (SEV) feature allows the memory
> contents of a virtual machines to be transparently encrypted with a key
> unique to the guest VM. The programming and management of the encryption
> keys are
AMDs new Secure Encrypted Virtualization (SEV) feature allows the memory
contents of a virtual machines to be transparently encrypted with a key
unique to the guest VM. The programming and management of the encryption
keys are handled by the AMD Secure Processor (AMD-SP), which exposes the
AMDs new Secure Encrypted Virtualization (SEV) feature allows the memory
contents of a virtual machines to be transparently encrypted with a key
unique to the guest VM. The programming and management of the encryption
keys are handled by the AMD Secure Processor (AMD-SP), which exposes the
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