> From: dev <dev-boun...@dpdk.org> On Behalf Of Michael Haeuptle > Sent: Tuesday, March 31, 2020 6:57 PM > To: dev@dpdk.org > Subject: [dpdk-dev] [PATCH] eal: Fixes VFIO/sysfs race condition > > This fix treats a 0 return value from vfio_open_group_fd > in vfio_get_group_fd as the intended error condition instead > of putting an incorrect 0 file descriptor in the vfio_group table. > > Sometimes, the creation of device files in sysfs is not > instantaneously causing vfio_open_groupfd to return 0. > This has been observed when hot removing/adding multiple > NVMe devices (>=4). > > Signed-off-by: Michael Haeuptle <michael.haeup...@hpe.com> > ---
Acked-by: Darek Stojaczyk <dariusz.stojac...@intel.com>
