Re: [PATCH v3 09/12] KVM: s390: add functions to (un)register GISC with GISA

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On Thu, 29 Nov 2018 12:24:36 +0100
Michael Mueller <mimu@xxxxxxxxxxxxx> wrote:

> On 29.11.18 11:55, Cornelia Huck wrote:
> > On Wed, 28 Nov 2018 11:19:40 +0100
> > Michael Mueller <mimu@xxxxxxxxxxxxx> wrote:
> >   
> >> Add the IAM (Interruption Alert Mask) to the architectue specific
> >> kvm struct. This mask in the GISA is used to define for which ISC
> >> a GIB alert can be issued.
> >>
> >> The functions kvm_s390_gisc_register() and kvm_s390_gisc_unregister()
> >> are used to (un)register a GISC (guest ISC) with a virtual machine and
> >> its GISA.
> >>
> >> Upon successful completion, kvm_s390_gisc_register() returns the
> >> ISC to be used for GIB alert interruptions. A negative return code
> >> indicates an error during registration.
> >>
> >> Signed-off-by: Michael Mueller <mimu@xxxxxxxxxxxxx>
> >> ---
> >>   arch/s390/include/asm/kvm_host.h |  6 ++++++
> >>   arch/s390/kvm/interrupt.c        | 44 ++++++++++++++++++++++++++++++++++++++++
> >>   2 files changed, 50 insertions(+)  
> > 
> > I've started at this and the following patches and have not found a
> > place where the functions are called... leftover from a previous
> > version?  
> 
> No, these functions are required by the related driver code.
> 
> Pls. see:
> 
> Message ID: 1542906675-7949-4-git-send-email-pmorel@xxxxxxxxxxxxx
> 
> [v2,3/3] vfio: ap: AP Queue Interrupt Control VFIO ioctl calls
> 
> >   
> 

I guess they should go with that series, then.



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