Subject: Re: [PATCH v4 1/6] netlink: Reverse the patch which removed filtering

From: Jakub Kicinski <[email-masked]>
Date: Fri, 31 Mar 2023 21:09:20 -0700

On Fri, 31 Mar 2023 16:55:23 -0700 Anjali Kulkarni wrote:
> +int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb,
> +			       __u32 portid, __u32 group, gfp_t allocation,
> +			       int (*filter)(struct sock *dsk,
> +					     struct sk_buff *skb, void *data),
> +			       void *filter_data);

> -int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 portid,
> -		      u32 group, gfp_t allocation)
> +int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb,
> +			       u32 portid,
> +			       u32 group, gfp_t allocation,
> +			       int (*filter)(struct sock *dsk,
> +					     struct sk_buff *skb, void *data),
> +			       void *filter_data)

nit: slight divergence between __u32 and u32 types, something to clean
up if you post v5