D57586.id179730.diff
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D57586.id179730.diff
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	Index: sys/compat/linuxkpi/common/include/linux/kobject.h
	===================================================================
	--- sys/compat/linuxkpi/common/include/linux/kobject.h
	+++ sys/compat/linuxkpi/common/include/linux/kobject.h
	@@ -60,7 +60,22 @@
	struct kref kref;
	const struct kobj_type *ktype;
	struct list_head entry;
	- struct sysctl_oid *oidp;
	+ union {
	+ struct sysctl_oid *oidp;
	+
	+ /*
	+ * On Linux, a `struct kernfs_node *` pointer, representing a
	+ * directory in sysfs, is kept in the `sd` struct field.
	+ *
	+ * We don't have that on FreeBSD because we use sysctls
	+ * instead. Let's alias the sysctl OID pointer to `sd`. This
	+ * pointer is checked by the DRM drivers using:
	+ * if (var->kobj.sd) {
	+ * ...
	+ * }
	+ */
	+ void *sd;
	+ };
	struct kset *kset;
	};