2 Dec
2022
2 Dec
'22
11:17 p.m.
On Fri, Dec 02, 2022 at 05:26:21PM +0800, Longfang Liu wrote:
+static ssize_t vfio_pci_vf_state_read(struct file *filp, char __user *buffer, + size_t count, loff_t *pos) +{
This would be better to use debugfs_create_devm_seqfile() Then you can simply use seq_printf()
@@ -119,6 +129,8 @@ struct vfio_migration_ops { enum vfio_device_mig_state *curr_state); int (*migration_get_data_size)(struct vfio_device *device, unsigned long *stop_copy_length); + int (*migration_get_data)(struct vfio_device *device, char *buffer); + int (*migration_get_attr)(struct vfio_device *device, char *buffer);
Still no to passing through debugfs ops, create these files in the driver. Jason