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Date:   Wed, 19 Dec 2018 21:10:03 +0100
From:   Cornelia Huck <cohuck@redhat.com>
To:     Michael Mueller <mimu@linux.ibm.com>
Cc:     KVM Mailing List <kvm@vger.kernel.org>,
        Linux-S390 Mailing List <linux-s390@vger.kernel.org>,
        linux-kernel@vger.kernel.org,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        Heiko Carstens <heiko.carstens@de.ibm.com>,
        Christian Borntraeger <borntraeger@de.ibm.com>,
        Janosch Frank <frankja@linux.ibm.com>,
        David Hildenbrand <david@redhat.com>,
        Halil Pasic <pasic@linux.ibm.com>,
        Pierre Morel <pmorel@linux.ibm.com>
Subject: Re: [PATCH v5 01/15] KVM: s390: unregister debug feature on failing
 arch init
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References: <20181219191756.57973-1-mimu@linux.ibm.com>
        <20181219191756.57973-2-mimu@linux.ibm.com>
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On Wed, 19 Dec 2018 20:17:42 +0100
Michael Mueller <mimu@linux.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@linux.ibm.com>
> Reviewed-by: Cornelia Huck <cohuck@redhat.com>
> Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>
> Reviewed-by: David Hildenbrand <david@redhat.com>
> Message-Id: <20181130143215.69496-2-mimu@linux.ibm.com>
> Signed-off-by: Christian Borntraeger <borntraeger@de.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...