Re: [PATCH 2/2] tpm: tpm_crb: enhance resource mapping mechanism for supporting AMD's fTPM

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Aug 30, 2019 at 10:54:59PM +0900, Seunghun Han wrote:

> When I tested this patch in my machine, it seemed that ACPI NVS was
> saved after TPM CRB driver sent "TPM2_Shutdown(STATE)" to the fTPM
> while suspending. Then, ACPI NVS was restored while resuming.
> After resuming, PCRs didn't change and TPM2 tools such as
> tpm2_pcrlist, tpm2_extend, tpm2_getrandoms worked well.
> So, according to my test result, it seems that the patch doesn't
> create bugs and race during resume.

I have a feeling that is shear luck of link time ordering and not guarenteed??	

Jason



[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Linux Kernel]     [Linux Kernel Hardening]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux SCSI]

  Powered by Linux