Re: [PATCH] PCI: Add pci reset quirk for Cavium VNIC

2017-03-08 Thread rad
On 07.03.2017 17:16, Robin Murphy wrote: On 07/03/17 15:04, Radoslaw Biernacki wrote: From: Radoslaw Biernacki PCI reset quirk is needed for Cavium Function NIC since it does not handle a function level reset. This cause problems when VNIC is used from userspace by vfio. If application (or VM)

Re: [PATCH] PCI: Add pci reset quirk for Cavium VNIC

2017-03-07 Thread Robin Murphy
On 07/03/17 15:04, Radoslaw Biernacki wrote: > From: Radoslaw Biernacki > > PCI reset quirk is needed for Cavium Function NIC since it does not > handle a function level reset. > This cause problems when VNIC is used from userspace by vfio. > If application (or VM) does not stop the VNIC queues,

[PATCH] PCI: Add pci reset quirk for Cavium VNIC

2017-03-07 Thread Radoslaw Biernacki
From: Radoslaw Biernacki PCI reset quirk is needed for Cavium Function NIC since it does not handle a function level reset. This cause problems when VNIC is used from userspace by vfio. If application (or VM) does not stop the VNIC queues, HW may cause overwrite of memory locations when next appl