get_pfn_range_for_nid (9) - Linux Man Pages
get_pfn_range_for_nid: Return the start and end page frames for a node
get_pfn_range_for_nid - Return the start and end page frames for a node
void get_pfn_range_for_nid(unsigned int
nid, unsigned long *start_pfn, unsigned long *end_pfn);
- The nid to return the range for. If MAX_NUMNODES, the min and max PFN are returned.
- Passed by reference. On return, it will have the node start_pfn.
- Passed by reference. On return, it will have the node end_pfn.
It returns the start and end page frame of a node based on information provided by memblock_set_node. If called for a node with no available memory, a warning is printed and the start and end PFNs will be 0.