Re: [PATCH v7 13/15] KVM: s390: add gib_alert_irq_handler()

Pierre Morel
2019-02-05T11:38:28Z

On 31/01/2019 09:52, Michael Mueller wrote:
> The patch implements a handler for GIB alert interruptions
> on the host. Its task is to alert guests that interrupts are
> pending for them.
>
> A GIB alert interrupt statistic counter is added as well:
>
> $ cat /proc/interrupts
> CPU0 CPU1
> ...
> GAL: 23 37 [I/O] GIB Alert
> ...
>
> Signed-off-by: Michael Mueller <mimu@linux.ibm.com>
> Acked-by: Halil Pasic <pasic@linux.ibm.com>
> ---

The only thing that bother me is the short timer's expiration value.
But it is optimization and it is working for me so.

Reviewed-by: Pierre Morel<pmorel@linux.ibm.com>

--
Pierre Morel
Linux/KVM/QEMU in Böblingen - Germany