Name
zap_vma_ptes —
remove ptes mapping the vma
Synopsis
int zap_vma_ptes ( | struct vm_area_struct * vma, |
| | unsigned long address, |
| | unsigned long size); |
Arguments
vma
vm_area_struct holding ptes to be zapped
address
starting address of pages to zap
size
number of bytes to zap
Description
This function only unmaps ptes assigned to VM_PFNMAP vmas.
The entire address range must be fully contained within the vma.
Returns 0 if successful.