How can my device driver access data structures in user space?

Forum: The Linux Kernel Hackers' Guide
Keywords: device driver
Date: Tue, 06 May 1997 15:58:47 GMT
From: Stephan Theil <theil@zarm.uni-bremen.de>

My device driver needs to access data structs in user space. The functions get/put_user are the only way - I think - to transfer data between kernel and user space. But both function only allow manipulating of scalar types. How can I get/put data structs from/to user space??? Thanx! Stephan