+
+ /*
+ * When in a RCU walk do the audit on the RCU retry. This is because
+ * the collection of the dname in an inode audit message is not RCU
+ * safe. Note this may drop some audits when the situation changes
+ * during retry. However this is logically just as if the operation
+ * happened a little later.
+ */
+ if ((a->type == LSM_AUDIT_DATA_FS) &&
+ (flags & IPERM_FLAG_RCU))
+ return -ECHILD;
+