November 21, 2007 PUTTER 9

### NAME

putter - Pass-to-Userspace Transporter

### DESCRIPTION

The putter subsystem is used for request-response handling of userspace components. It currently provides routines for associating a file descriptor with a subsystem data structure instance and I/O routines. Users of the facility must fill out the callbacks in struct putter_ops to integrate with .

### SEE ALSO

pud(4), puffs(4)

### BUGS

Under construction. Interfaces may and will change.