Re: [Intel-gfx] [PATCH v3 01/12] vfio/pci: Update comment around group_fd get in vfio_pci_ioctl_pci_hot_reset()

[Eric Auger <eric.auger@redhat.com>]

Hi Yi,

On 4/1/23 16:44, Yi Liu wrote:
> this suits more on what the code does.
>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>
> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
> Tested-by: Yanting Jiang <yanting.jiang@intel.com>
> Signed-off-by: Yi Liu <yi.l.liu@intel.com>
> ---
>  drivers/vfio/pci/vfio_pci_core.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c
> index a5ab416cf476..65bbef562268 100644
> --- a/drivers/vfio/pci/vfio_pci_core.c
> +++ b/drivers/vfio/pci/vfio_pci_core.c
> @@ -1308,9 +1308,8 @@ static int vfio_pci_ioctl_pci_hot_reset(struct vfio_pci_core_device *vdev,
>  	}
>  
>  	/*
> -	 * For each group_fd, get the group through the vfio external user
> -	 * interface and store the group and iommu ID.  This ensures the group
> -	 * is held across the reset.
> +	 * Get the group file for each fd to ensure the group held across
to ensure the group is held

Besides

Reviewed-by: Eric Auger <eric.auger@redhat.com>

Eric


> +	 * the reset
>  	 */
>  	for (file_idx = 0; file_idx < hdr.count; file_idx++) {
>  		struct file *file = fget(group_fds[file_idx]);