Re: [RFC PATCH net-next v8 07/14] page_pool: devmem support

On 2024-04-02 5:20 pm, Mina Almasry wrote:

@@ -69,20 +106,26 @@ net_iov_binding(const struct net_iov *niov) */ typedef unsigned long __bitwise netmem_ref; +static inline bool netmem_is_net_iov(const netmem_ref netmem) +{ +#if defined(CONFIG_PAGE_POOL) && defined(CONFIG_DMA_SHARED_BUFFER)

I am guessing you added this to try and speed up the fast path? It's overly restrictive for us since we do not need dmabuf necessarily. I spent a bit too much time wondering why things aren't working only to find this :(