Re: [Qemu-devel] [PATCH v7 11/12] s390-ccw: set cp_receive mask only when needed and consume pending service irqs

2018-02-19 Thread Collin L. Walling
On 02/19/2018 09:17 AM, Christian Borntraeger wrote: On 02/19/2018 03:15 PM, Christian Borntraeger wrote: On 02/16/2018 11:07 PM, Collin L. Walling wrote: It is possible while waiting for multiple types of external interrupts that we might have pending irqs remaining between irq consumption a

Re: [Qemu-devel] [PATCH v7 11/12] s390-ccw: set cp_receive mask only when needed and consume pending service irqs

2018-02-19 Thread Collin L. Walling
On 02/19/2018 09:15 AM, Christian Borntraeger wrote: On 02/16/2018 11:07 PM, Collin L. Walling wrote: It is possible while waiting for multiple types of external interrupts that we might have pending irqs remaining between irq consumption and irq-type disabling. Those interrupts could potential

Re: [Qemu-devel] [PATCH v7 11/12] s390-ccw: set cp_receive mask only when needed and consume pending service irqs

2018-02-19 Thread Christian Borntraeger
On 02/16/2018 11:07 PM, Collin L. Walling wrote: > It is possible while waiting for multiple types of external > interrupts that we might have pending irqs remaining between > irq consumption and irq-type disabling. Those interrupts > could potentially propagate to the guest after IPL completes >

Re: [Qemu-devel] [PATCH v7 11/12] s390-ccw: set cp_receive mask only when needed and consume pending service irqs

2018-02-19 Thread Christian Borntraeger
On 02/19/2018 03:15 PM, Christian Borntraeger wrote: > > > On 02/16/2018 11:07 PM, Collin L. Walling wrote: >> It is possible while waiting for multiple types of external >> interrupts that we might have pending irqs remaining between >> irq consumption and irq-type disabling. Those interrupts

[Qemu-devel] [PATCH v7 11/12] s390-ccw: set cp_receive mask only when needed and consume pending service irqs

2018-02-16 Thread Collin L. Walling
It is possible while waiting for multiple types of external interrupts that we might have pending irqs remaining between irq consumption and irq-type disabling. Those interrupts could potentially propagate to the guest after IPL completes and cause unwanted behavior. As it is today, the SCLP will