---
name: "eth_header_cache_update"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/eth_header_cache_update"
---

# eth\_header\_cache\_update(9)

update cache entry

## NAME

eth\_header\_cache\_update - update cache entry

## SYNOPSIS

**void eth\_header\_cache\_update(struct hh\_cache \*** *hh***, const struct net\_device \*** *dev***, const unsigned char \*** *haddr***);**

## ARGUMENTS

*hh*

destination cache entry

*dev*

network device

*haddr*

new hardware address

## DESCRIPTION

Called by Address Resolution module to notify changes in address.

## COPYRIGHT