Re: [PATCH net-next v10 06/14] page_pool: convert to use netmem

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On Thu, 2024-05-30 at 20:16 +0000, Mina Almasry wrote:
> diff --git a/include/trace/events/page_pool.h b/include/trace/events/page_pool.h
> index 6834356b2d2ae..c5b6383ff2760 100644
> --- a/include/trace/events/page_pool.h
> +++ b/include/trace/events/page_pool.h
> @@ -42,51 +42,52 @@ TRACE_EVENT(page_pool_release,
>  TRACE_EVENT(page_pool_state_release,
>  
>  	TP_PROTO(const struct page_pool *pool,
> -		 const struct page *page, u32 release),
> +		 netmem_ref netmem, u32 release),

This causes a sparse warning, as the caller is still passing a 'page'
argument.

>  
> -	TP_ARGS(pool, page, release),
> +	TP_ARGS(pool, netmem, release),
>  
>  	TP_STRUCT__entry(
>  		__field(const struct page_pool *,	pool)
> -		__field(const struct page *,		page)
> +		__field(netmem_ref,			netmem)
>  		__field(u32,				release)
>  		__field(unsigned long,			pfn)
>  	),
>  
>  	TP_fast_assign(
>  		__entry->pool		= pool;
> -		__entry->page		= page;
> +		__entry->netmem		= netmem;
>  		__entry->release	= release;
> -		__entry->pfn		= page_to_pfn(page);
> +		__entry->pfn		= netmem_to_pfn(netmem);
>  	),
>  
> -	TP_printk("page_pool=%p page=%p pfn=0x%lx release=%u",
> -		  __entry->pool, __entry->page, __entry->pfn, __entry->release)
> +	TP_printk("page_pool=%p netmem=%lu pfn=0x%lx release=%u",
> +		  __entry->pool, (__force unsigned long)__entry->netmem,
> +		  __entry->pfn, __entry->release)
>  );
>  
>  TRACE_EVENT(page_pool_state_hold,
>  
>  	TP_PROTO(const struct page_pool *pool,
> -		 const struct page *page, u32 hold),
> +		 netmem_ref netmem, u32 hold),

Same here.

Thanks,

Paolo






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