ZAP_VMA_PTES
Section: Memory Management in Linux (9)
Updated: February 2011
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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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