/* * include/linux/node.h - generic node definition * * This is mainly for topological representation. We define the * basic 'struct node' here, which can be embedded in per-arch * definitions of processors. * * Basic handling of the devices is done in drivers/base/node.c * and system devices are handled in drivers/base/sys.c. * * Nodes are exported via driverfs in the class/node/devices/ * directory. * * Per-node interfaces can be implemented using a struct device_interface. * See the following for how to do this: * - drivers/base/intf.c * - Documentation/driver-model/interface.txt */ #ifndef _LINUX_NODE_H_ #define _LINUX_NODE_H_ #include struct node { unsigned long cpumap; /* Bitmap of CPUs on the Node */ struct sys_root sysroot; }; extern int register_node(struct node *, int, struct node *); #define to_node(_root) container_of(_root, struct node, sysroot) #define to_root(_dev) container_of(_dev, struct sys_root, dev) #endif /* _LINUX_NODE_H_ */