zap_vma_ptes (9) - Linux Manuals

zap_vma_ptes: remove ptes mapping the vma

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.

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