Re: [PATCH net-next 2/5] net/rxrpc: Use local FCrypt-PCBC implementation

From: David Howells

Date: Fri May 08 2026 - 14:57:05 EST


Eric Biggers <ebiggers@xxxxxxxxxx> wrote:

> Also I'm waiting to see if the following patch gets merged:
> https://lore.kernel.org/netdev/20260502211340.446927-1-n7l8m4@xxxxxxxxxxxxxxxxxx/

This is the favoured solution:

https://lore.kernel.org/netdev/af2kdW2F1gJ9U-Gg@v4bel/

The problem with the one you mentioned is that it does a mandatory copy, even
when it doesn't need to, for rxgk. I can benchmark that to see what the
performance impact it has.

David