lkml.org 
[lkml]   [2018]   [Apr]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v4 02/15] KVM: s390: reset crypto attributes for all vcpus
From
Date


On 04/15/2018 11:22 PM, Tony Krowiak wrote:
> Introduces a new function to reset the crypto attributes for all
> vcpus whether they are running or not. Each vcpu in KVM will
> be removed from SIE prior to resetting the crypto attributes in its
> SIE state description. After all vcpus have had their crypto attributes
> reset the vcpus will be restored to SIE.
>
> This function will be used in a later patch to set the ECA.28
> bit in the SIE state description to enable interpretive execution of
> AP instructions. It will also be incorporated into the
> kvm_s390_vm_set_crypto(kvm) function to fix an issue whereby the crypto
> key wrapping attributes could potentially get out of synch for running
> vcpus.
>

Wasn't this 'issue' reported by me by any chance?

I agree with Connnie, we don't need the forward reference to
ECA.28.

Regards,
Halil

> Signed-off-by: Tony Krowiak<akrowiak@linux.vnet.ibm.com>

\
 
 \ /
  Last update: 2018-04-17 16:31    [W:0.600 / U:0.104 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site