[Intel-gfx] [PATCH v4 3/9] vfio/pci: Update comment around group_fd get in vfio_pci_ioctl_pci_hot_reset()

Yi Liu yi.l.liu at intel.com
Wed Apr 26 14:54:13 UTC 2023


this suits more on what the code does.

Reviewed-by: Kevin Tian <kevin.tian at intel.com>
Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>
Reviewed-by: Eric Auger <eric.auger at redhat.com>
Signed-off-by: Yi Liu <yi.l.liu at 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..f824de4dbf27 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 is held across
+	 * the reset
 	 */
 	for (file_idx = 0; file_idx < hdr.count; file_idx++) {
 		struct file *file = fget(group_fds[file_idx]);
-- 
2.34.1



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