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SubjectRe: [PATCH v2] crypto: ccp: Sanitize sev_platform_init() error messages
On Sun, 8 Jan 2023, Jarkko Sakkinen wrote:

> The following functions end up calling sev_platform_init() or
> __sev_platform_init_locked():
>
> * sev_guest_init()
> * sev_ioctl_do_pek_csr
> * sev_ioctl_do_pdh_export()
> * sev_ioctl_do_pek_import()
> * sev_ioctl_do_pek_pdh_gen()
> * sev_pci_init()
>
> However, only sev_pci_init() prints out the failed command error code, and
> even there the error message does not specify, SEV which command failed.
>
> Address this by printing out the SEV command errors inside
> __sev_platform_init_locked(), and differentiate between DF_FLUSH, INIT and
> INIT_EX commands. As a side-effect, @error can be removed from the
> parameter list.
>
> This extra information is particularly useful if firmware loading and/or
> initialization is going to be made more robust, e.g. by allowing firmware
> loading to be postponed.
>
> Signed-off-by: Jarkko Sakkinen <jarkko@profian.com>

Acked-by: David Rientjes <rientjes@google.com>

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