Name
get_pfn_range_for_nid —
Return the start and end page frames for a node
Synopsis
void __meminit get_pfn_range_for_nid ( | unsigned int | nid, |
| | unsigned long * | start_pfn, |
| | unsigned long * | end_pfn); |
Arguments
nid
The nid to return the range for. If MAX_NUMNODES, the min and max PFN are returned.
start_pfn
Passed by reference. On return, it will have the node start_pfn.
end_pfn
Passed by reference. On return, it will have the node end_pfn.
Description
It returns the start and end page frame of a node based on information
provided by an arch calling add_active_range. If called for a node
with no available memory, a warning is printed and the start and end
PFNs will be 0.