zap_vma_ptes (9) Linux Manual Page
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.