Re: [v3] PCI: Add pci reset quirk for Huawei Intelligent NIC virtual function

2021-02-09 Thread Chiqijun
On 2021/1/21 23:30, Bjorn Helgaas wrote: [Alex is a reset expert, hoping he can chime in] On Thu, Jan 21, 2021 at 08:53:12PM +0800, Chiqijun wrote: On 2021/1/9 6:25, Bjorn Helgaas wrote: On Fri, Dec 25, 2020 at 05:25:30PM +0800, Chiqijun wrote: When multiple VFs do FLR at the same time, th

Re: [v3] PCI: Add pci reset quirk for Huawei Intelligent NIC virtual function

2021-01-21 Thread Bjorn Helgaas
[Alex is a reset expert, hoping he can chime in] On Thu, Jan 21, 2021 at 08:53:12PM +0800, Chiqijun wrote: > On 2021/1/9 6:25, Bjorn Helgaas wrote: > > On Fri, Dec 25, 2020 at 05:25:30PM +0800, Chiqijun wrote: > > > When multiple VFs do FLR at the same time, the firmware is > > > processed seriall

Re: [v3] PCI: Add pci reset quirk for Huawei Intelligent NIC virtual function

2021-01-21 Thread Chiqijun
On 2021/1/9 6:25, Bjorn Helgaas wrote: s/pci reset/reset/ in subject (it's obvious this is for PCI). Will fix. On Fri, Dec 25, 2020 at 05:25:30PM +0800, Chiqijun wrote: When multiple VFs do FLR at the same time, the firmware is processed serially, resulting in some VF FLRs being delayed

Re: [v3] PCI: Add pci reset quirk for Huawei Intelligent NIC virtual function

2021-01-08 Thread Bjorn Helgaas
s/pci reset/reset/ in subject (it's obvious this is for PCI). On Fri, Dec 25, 2020 at 05:25:30PM +0800, Chiqijun wrote: > When multiple VFs do FLR at the same time, the firmware is > processed serially, resulting in some VF FLRs being delayed more > than 100ms, when the virtual machine restarts an

Re: [v3] PCI: Add pci reset quirk for Huawei Intelligent NIC virtual function

2021-01-04 Thread Alex Williamson
On Fri, 25 Dec 2020 17:25:30 +0800 Chiqijun wrote: > When multiple VFs do FLR at the same time, the firmware is > processed serially, resulting in some VF FLRs being delayed more > than 100ms, when the virtual machine restarts and the device > driver is loaded, the firmware is doing the correspon