get_pfn_range_for_nid

Langue: en

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Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

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.