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| ZAP_VMA_PTES(9) | Memory Management in Linux | ZAP_VMA_PTES(9) |
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¶
struct vm_area_struct * vma
vm_area_struct holding ptes to be zapped
unsigned long address
starting address of pages to zap
unsigned long 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.
COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.11 |