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authorJoerg Roedel <joerg.roedel@amd.com>2026-02-06 11:10:44 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2026-02-06 11:10:44 +0100
commitf63730e93fb2ff4214ce965cf2b2d662793640c0 (patch)
treec9b985520c1c536297e04088ebc89b8582e80c43 /include/uapi/linux/vfio.h
parentb7ff7151e653aa296ab6c5495b2c1ab7c21eb250 (diff)
parentad095636604604b3574c1920260b1360c25ced6f (diff)
downloadlinux-master.tar.gz
Merge branch 'next'HEADmaster
Diffstat (limited to 'include/uapi/linux/vfio.h')
-rw-r--r--include/uapi/linux/vfio.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/uapi/linux/vfio.h b/include/uapi/linux/vfio.h
index ac2329f241417a..bb7b89330d359c 100644
--- a/include/uapi/linux/vfio.h
+++ b/include/uapi/linux/vfio.h
@@ -964,6 +964,10 @@ struct vfio_device_bind_iommufd {
* hwpt corresponding to the given pt_id.
*
* Return: 0 on success, -errno on failure.
+ *
+ * When a device is resetting, -EBUSY will be returned to reject any concurrent
+ * attachment to the resetting device itself or any sibling device in the IOMMU
+ * group having the resetting device.
*/
struct vfio_device_attach_iommufd_pt {
__u32 argsz;