linux-kernel - Re: [PATCH v10 1/3] KVM: s390: ipte lock for SCA access should be contained in KVM

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Message-ID: <57573020-7702-2090-d947-4d1d72548b4f@linux.ibm.com>
Date:   Mon, 27 Jun 2022 15:28:23 +0200
From:   Pierre Morel <pmorel@...ux.ibm.com>
To:     Nico Boehr <nrb@...ux.ibm.com>, kvm@...r.kernel.org
Cc:     linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        borntraeger@...ibm.com, frankja@...ux.ibm.com, cohuck@...hat.com,
        david@...hat.com, thuth@...hat.com, imbrenda@...ux.ibm.com,
        hca@...ux.ibm.com, gor@...ux.ibm.com, wintera@...ux.ibm.com,
        seiden@...ux.ibm.com
Subject: Re: [PATCH v10 1/3] KVM: s390: ipte lock for SCA access should be
 contained in KVM



On 6/24/22 08:57, Nico Boehr wrote:
> Quoting Pierre Morel (2022-06-20 14:54:35)
>> We can check if SIIF is enabled by testing the sclp_info struct
>> instead of testing the sie control block eca variable.
>> sclp.has_ssif is the only requirement to set ECA_SII anyway
>> so we can go straight to the source for that.
>>
>> Signed-off-by: Pierre Morel <pmorel@...ux.ibm.com>
>> Reviewed-by: Janosch Frank <frankja@...ux.ibm.com>
>> Reviewed-by: David Hildenbrand <david@...hat.com>
> 
> Reviewed-by: Nico Boehr <nrb@...ux.ibm.com>
> 

Thanks,
Pierre

-- 
Pierre Morel
IBM Lab Boeblingen