# Re: \[PATCH 2/9\] net: rds: use this\_cpu\_ptr per-cpu helper

- From: Christoph Lameter \<hidden\>
- Date: 2012-10-31 17:32:24 
- List: netdev
- Page: https://ratatoskr.run/netdev/2012/10/3949782
- Thread: https://ratatoskr.run/netdev/2012/10/3949508/t.md

```text
On Wed, 31 Oct 2012, Shan Wei wrote:

> diff --git a/net/rds/ib_recv.c b/net/rds/ib_recv.c
> index 8d19491..a4a5064 100644
> --- a/net/rds/ib_recv.c
> +++ b/net/rds/ib_recv.c
> @@ -423,7 +423,7 @@ static void rds_ib_recv_cache_put(struct list_head *new_item,
>
>  	local_irq_save(flags);
>
> -	chp = per_cpu_ptr(cache->percpu, smp_processor_id());
> +	chp = this_cpu_ptr(cache->percpu);
>  	if (!chp->first)
>  		INIT_LIST_HEAD(new_item);
>  	else /* put on front */
>

Reviewed-by: Christoph Lameter <redacted>
```