remap_vmalloc_range (9) - Linux Manuals
remap_vmalloc_range: map vmalloc pages to userspace
NAME
remap_vmalloc_range - map vmalloc pages to userspace
SYNOPSIS
-
int remap_vmalloc_range(struct vm_area_struct
* vma, void* addr, unsigned longpgoff);
ARGUMENTS
vma
-
- vma to cover (map full range of vma)
addr
- vmalloc memory
pgoff
- number of pages into addr before first page to map
RETURN
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)
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