Re: [PATCH net-next] neigh: introduce __neigh_confirm() for __ipv{4, 6}_confirm_neigh

[David Ahern]

On 11/17/21 5:02 AM, Yajun Deng wrote:
> -		unsigned long now = jiffies;
> -
> -		/* avoid dirtying neighbour */
> -		if (READ_ONCE(n->confirmed) != now)
> -			WRITE_ONCE(n->confirmed, now);

Just move this part to neigh_confirm and leave the rest as it is. That
READ_ONCE, WRITE_ONCE pair exists in other places that could use the
neigh_confirm style helper.