Re: [PATCH 0/3] Add support for Graviton TRNG

2019-07-01 Thread Will Deacon
[+Marc] On Mon, Jul 01, 2019 at 09:28:06AM +0100, Will Deacon wrote: > [Note: this was in my spam folder] > > On Fri, Jun 28, 2019 at 06:05:10PM +, Saidi, Ali wrote: > > On 6/7/19, 7:59 AM, " Ali Saidi" wrote: > > On 6/5/19, 7:20 AM, "Will Deacon" wrote: > > On Tue, Jun 04, 2019

Re: [PATCH 0/3] Add support for Graviton TRNG

2019-07-01 Thread Will Deacon
[Note: this was in my spam folder] On Fri, Jun 28, 2019 at 06:05:10PM +, Saidi, Ali wrote: > On 6/7/19, 7:59 AM, " Ali Saidi" wrote: > On 6/5/19, 7:20 AM, "Will Deacon" wrote: > On Tue, Jun 04, 2019 at 08:30:57PM +, Ali Saidi wrote: > > AWS Graviton based systems prov

Re: [PATCH 0/3] Add support for Graviton TRNG

2019-06-28 Thread Saidi, Ali
On 6/7/19, 7:59 AM, " Ali Saidi" wrote: On 6/5/19, 7:20 AM, "Will Deacon" wrote: On Tue, Jun 04, 2019 at 08:30:57PM +, Ali Saidi wrote: > AWS Graviton based systems provide an Arm SMC call in the vendor defined > hypervisor region to read random nu

Re: [PATCH 0/3] Add support for Graviton TRNG

2019-06-07 Thread Saidi, Ali
On 6/5/19, 7:20 AM, "Will Deacon" wrote: On Tue, Jun 04, 2019 at 08:30:57PM +, Ali Saidi wrote: > AWS Graviton based systems provide an Arm SMC call in the vendor defined > hypervisor region to read random numbers from a HW TRNG and return them to the > guest. >

Re: [PATCH 0/3] Add support for Graviton TRNG

2019-06-05 Thread Will Deacon
On Tue, Jun 04, 2019 at 08:30:57PM +, Ali Saidi wrote: > AWS Graviton based systems provide an Arm SMC call in the vendor defined > hypervisor region to read random numbers from a HW TRNG and return them to the > guest. > > We've observed slower guest boot and especially reboot times due to l

[PATCH 0/3] Add support for Graviton TRNG

2019-06-04 Thread Ali Saidi
AWS Graviton based systems provide an Arm SMC call in the vendor defined hypervisor region to read random numbers from a HW TRNG and return them to the guest. We've observed slower guest boot and especially reboot times due to lack of entropy and providing access to a TRNG is meant to address thi