Re: [RFC net-next] net: guard drivers against shared skbs

On Mon, 15 Nov 2021 09:59:56 -0800 Eric Dumazet wrote:

quoted

The IFF_TX_SKB_SHARING flag is pretty toothless as it stands.

skb_padto() needs to be replaced by something better.
so that skb can be cloned if needed.


static inline int skb_padto(struct sk_buff *skb, unsigned int len)

->  

static inline struct sk_buff *skb_padto(struct sk_buff *skb, unsigned int len)

Indeed, that was my first instinct but I wasn't up for fixing up all
the drivers which call skb_pad(), skb_cow_head() etc.

Let me leave this be for now..