remap_vmalloc_range

Langue: en

Autres versions - même langue

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

Section: 9 (Appels noyau Linux)

NAME

remap_vmalloc_range - map vmalloc pages to userspace

SYNOPSIS

int remap_vmalloc_range(struct vm_area_struct * vma, void * addr, unsigned long pgoff);

ARGUMENTS

vma

vma to cover (map full range of vma)

addr

vmalloc memory

pgoff

number of pages into addr before first page to map

RETURNS

0 for success, -Exxx on failure

This function checks that addr is a valid vmalloc'ed area, and that it is big enough to cover the vma. Will return failure if that criteria isn't met.

Similar to remap_pfn_range (see mm/memory.c)