linux-kernel - Re: [PATCH v5 01/15] KVM: s390: unregister debug feature on failing arch init

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Date:   Thu, 20 Dec 2018 08:49:32 +0100
From:   Michael Mueller <mimu@...ux.ibm.com>
To:     Cornelia Huck <cohuck@...hat.com>
Cc:     KVM Mailing List <kvm@...r.kernel.org>,
        Linux-S390 Mailing List <linux-s390@...r.kernel.org>,
        linux-kernel@...r.kernel.org,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Janosch Frank <frankja@...ux.ibm.com>,
        David Hildenbrand <david@...hat.com>,
        Halil Pasic <pasic@...ux.ibm.com>,
        Pierre Morel <pmorel@...ux.ibm.com>
Subject: Re: [PATCH v5 01/15] KVM: s390: unregister debug feature on failing
 arch init



On 19.12.18 21:10, Cornelia Huck wrote:
> On Wed, 19 Dec 2018 20:17:42 +0100
> Michael Mueller <mimu@...ux.ibm.com> wrote:
> 
>> Make sure the debug feature and its allocated resources get
>> released upon unsuccessful architecture initialization.
>>
>> A related indication of the issue will be reported as kernel
>> message.
>>
>> Signed-off-by: Michael Mueller <mimu@...ux.ibm.com>
>> Reviewed-by: Cornelia Huck <cohuck@...hat.com>
>> Reviewed-by: Pierre Morel <pmorel@...ux.ibm.com>
>> Reviewed-by: David Hildenbrand <david@...hat.com>
>> Message-Id: <20181130143215.69496-2-mimu@...ux.ibm.com>
>> Signed-off-by: Christian Borntraeger <borntraeger@...ibm.com>
>> ---
>>   Documentation/kmsg/s390/kvm | 12 ++++++++++++
>>   arch/s390/kvm/kvm-s390.c    | 17 ++++++++++++++---
>>   2 files changed, 26 insertions(+), 3 deletions(-)
>>   create mode 100644 Documentation/kmsg/s390/kvm
>>
>> diff --git a/Documentation/kmsg/s390/kvm b/Documentation/kmsg/s390/kvm
>> new file mode 100644
>> index 000000000000..76ffe2012254
>> --- /dev/null
>> +++ b/Documentation/kmsg/s390/kvm
>> @@ -0,0 +1,12 @@
>> +/*?
>> + * Text: "Failed to register FLIC rc=%d\n"
>> + * Severity: Error
>> + * Parameter:
>> + *   @1: return code of the FLIC registration call
>> + * Description:
>> + * The registration of the FLIC (Floating Interrupt Controller Interface)
>> + * was not successful.
>> + * User action:
>> + * If this problem persists after a reload of the kvm kernel module, gather
>> + * Linux debug data and contact your support organization.
>> + */
> 
> Hm, it seems that the kmsg stuff crept in there again...
> 

picked from wrong branch, sorry...