| REMAP_VMALLOC_RANGE(9) | Memory Management in Linux | REMAP_VMALLOC_RANGE(9) |
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)
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |