On Tue, Apr 7, 2020 at 12:23 AM Michael Haeuptle
<michael.haeup...@hpe.com> wrote:
>
> 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).
>
> Fixes: 340b7bb8d583 ("vfio: extend data structure for multi container")
> Cc: sta...@dpdk.org
>
> Signed-off-by: Michael Haeuptle <michael.haeup...@hpe.com>Please submit with a revision next time. Added back acks from first revision of the patch. Applied, thanks. -- David Marchand
