follow_pfn(9) centos man page | unix.com

Man Page: follow_pfn

Operating Environment: centos

Section: 9

FOLLOW_PFN(9)						    Memory Management in Linux						     FOLLOW_PFN(9)

NAME
follow_pfn - look up PFN at a user virtual address
SYNOPSIS
int follow_pfn(struct vm_area_struct * vma, unsigned long address, unsigned long * pfn);
ARGUMENTS
vma memory mapping address user virtual address pfn location to store found PFN
DESCRIPTION
Only IO mappings and raw PFN mappings are allowed. Returns zero and the pfn at pfn on success, -ve otherwise.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 FOLLOW_PFN(9)
Related Man Pages
mremap(2) - redhat
__get_user_pages(9) - centos
phys(2) - bsd
pegasus-tc-client(1) - debian
get_user_pages(9) - suse
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