Re: [QUESTION] Exception print when enabling GICv4

2022-07-12 Thread Marc Zyngier
On Wed, 13 Jul 2022 07:02:10 +0100, "chenxiang (M)" wrote: > > Hi Marc, > > Thank you for your reply. > > 在 2022/7/12 23:25, Marc Zyngier 写道: > > Hi Xiang, > > > > On Tue, 12 Jul 2022 13:55:16 +0100, > > "chenxiang (M)" wrote: > >> Hi, > >> I encounter a issue related to GICv4 enable on ARM64

Re: [QUESTION] Exception print when enabling GICv4

2022-07-12 Thread chenxiang (M)
Hi Marc, Thank you for your reply. 在 2022/7/12 23:25, Marc Zyngier 写道: Hi Xiang, On Tue, 12 Jul 2022 13:55:16 +0100, "chenxiang (M)" wrote: Hi, I encounter a issue related to GICv4 enable on ARM64 platform (kernel 5.19-rc4, qemu 6.2.0): We have a accelaration module whose VF has 3 MSI interr

Re: [QUESTION] Exception print when enabling GICv4

2022-07-12 Thread Marc Zyngier
Hi Xiang, On Tue, 12 Jul 2022 13:55:16 +0100, "chenxiang (M)" wrote: > > Hi, > I encounter a issue related to GICv4 enable on ARM64 platform (kernel > 5.19-rc4, qemu 6.2.0): > We have a accelaration module whose VF has 3 MSI interrupts, and we > passthrough it to virtual machine with following s

[QUESTION] Exception print when enabling GICv4

2022-07-12 Thread chenxiang (M)
Hi, I encounter a issue related to GICv4 enable on ARM64 platform (kernel 5.19-rc4, qemu 6.2.0): We have a accelaration module whose VF has 3 MSI interrupts, and we passthrough it to virtual machine with following steps: echo :79:00.1 > /sys/bus/pci/drivers/hisi_hpre/unbind echo vfio-pci >