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authorYi Liu <yi.l.liu@intel.com>2023-07-18 13:55:33 +0300
committerAlex Williamson <alex.williamson@redhat.com>2023-07-25 19:17:09 +0300
commitc60f932043301f11a9991fea88db1bf188f37791 (patch)
tree235bb78a6158ca30634c149a39fb30b5a10fb9ec /drivers/vfio/pci
parent6eaae198076080886b9e7d57f4ae06fa782f90ef (diff)
downloadlinux-c60f932043301f11a9991fea88db1bf188f37791.tar.xz
vfio/pci: Update comment around group_fd get in vfio_pci_ioctl_pci_hot_reset()
This suits more on what the code does. Reviewed-by: Kevin Tian <kevin.tian@intel.com> Reviewed-by: Jason Gunthorpe <jgg@nvidia.com> Reviewed-by: Eric Auger <eric.auger@redhat.com> Tested-by: Yanting Jiang <yanting.jiang@intel.com> Signed-off-by: Yi Liu <yi.l.liu@intel.com> Link: https://lore.kernel.org/r/20230718105542.4138-2-yi.l.liu@intel.com Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/pci')
-rw-r--r--drivers/vfio/pci/vfio_pci_core.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c
index 20d7b69ea6ff..4e228e2a6d99 100644
--- a/drivers/vfio/pci/vfio_pci_core.c
+++ b/drivers/vfio/pci/vfio_pci_core.c
@@ -1349,9 +1349,8 @@ 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 is held across
+ * the reset
*/
for (file_idx = 0; file_idx < hdr.count; file_idx++) {
struct file *file = fget(group_fds[file_idx]);