diff mbox

[Part2,v6,17/38] crypto: ccp: Implement SEV_PDH_GEN ioctl command

Message ID 20171020023413.122280-18-brijesh.singh@amd.com (mailing list archive)
State Not Applicable
Delegated to: Herbert Xu
Headers show

Commit Message

Brijesh Singh Oct. 20, 2017, 2:33 a.m. UTC
The SEV_PDH_GEN command is used to re-generate the Platform
Diffie-Hellman (PDH) key. The command is defined in SEV spec section
5.6.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Gary Hook <gary.hook@amd.com>
Cc: Tom Lendacky <thomas.lendacky@amd.com>
Cc: linux-crypto@vger.kernel.org
Cc: kvm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
---
 drivers/crypto/ccp/psp-dev.c | 3 +++
 1 file changed, 3 insertions(+)

Comments

Borislav Petkov Oct. 23, 2017, 12:35 p.m. UTC | #1
On Thu, Oct 19, 2017 at 09:33:52PM -0500, Brijesh Singh wrote:
> The SEV_PDH_GEN command is used to re-generate the Platform
> Diffie-Hellman (PDH) key. The command is defined in SEV spec section
> 5.6.
> 
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: "Radim Krčmář" <rkrcmar@redhat.com>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: Herbert Xu <herbert@gondor.apana.org.au>
> Cc: Gary Hook <gary.hook@amd.com>
> Cc: Tom Lendacky <thomas.lendacky@amd.com>
> Cc: linux-crypto@vger.kernel.org
> Cc: kvm@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
> ---
>  drivers/crypto/ccp/psp-dev.c | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Borislav Petkov <bp@suse.de>
Gary R Hook Oct. 24, 2017, 6:41 p.m. UTC | #2
On 10/19/2017 09:33 PM, Brijesh Singh wrote:
> The SEV_PDH_GEN command is used to re-generate the Platform
> Diffie-Hellman (PDH) key. The command is defined in SEV spec section
> 5.6.
> 
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: "Radim Krčmář" <rkrcmar@redhat.com>
> Cc: Borislav Petkov <bp@suse.de>
> Cc: Herbert Xu <herbert@gondor.apana.org.au>
> Cc: Gary Hook <gary.hook@amd.com>
> Cc: Tom Lendacky <thomas.lendacky@amd.com>
> Cc: linux-crypto@vger.kernel.org
> Cc: kvm@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>

Acked-by: Gary R Hook <gary.hook@amd.com>

> ---
>   drivers/crypto/ccp/psp-dev.c | 3 +++
>   1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/crypto/ccp/psp-dev.c b/drivers/crypto/ccp/psp-dev.c
> index 1d7212da25a5..d9771d104eea 100644
> --- a/drivers/crypto/ccp/psp-dev.c
> +++ b/drivers/crypto/ccp/psp-dev.c
> @@ -239,6 +239,9 @@ static long sev_ioctl(struct file *file, unsigned int ioctl, unsigned long arg)
>   	case SEV_PEK_GEN:
>   		ret = sev_ioctl_do_pek_pdh_gen(SEV_CMD_PEK_GEN, &input);
>   		break;
> +	case SEV_PDH_GEN:
> +		ret = sev_ioctl_do_pek_pdh_gen(SEV_CMD_PDH_GEN, &input);
> +		break;
>   	default:
>   		ret = -EINVAL;
>   		goto out;
>
diff mbox

Patch

diff --git a/drivers/crypto/ccp/psp-dev.c b/drivers/crypto/ccp/psp-dev.c
index 1d7212da25a5..d9771d104eea 100644
--- a/drivers/crypto/ccp/psp-dev.c
+++ b/drivers/crypto/ccp/psp-dev.c
@@ -239,6 +239,9 @@  static long sev_ioctl(struct file *file, unsigned int ioctl, unsigned long arg)
 	case SEV_PEK_GEN:
 		ret = sev_ioctl_do_pek_pdh_gen(SEV_CMD_PEK_GEN, &input);
 		break;
+	case SEV_PDH_GEN:
+		ret = sev_ioctl_do_pek_pdh_gen(SEV_CMD_PDH_GEN, &input);
+		break;
 	default:
 		ret = -EINVAL;
 		goto out;