linux-kernel - Re: [PATCH] bus: mhi: ep: Simplify the allocation of slab caches in mhi_ep_register

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Date: Tue, 27 Feb 2024 10:42:36 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Kunwu Chan <chentao@...inos.cn>
Cc: mhi@...ts.linux.dev, linux-arm-msm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] bus: mhi: ep: Simplify the allocation of slab caches in
 mhi_ep_register_controller

On Wed, Feb 21, 2024 at 04:59:37PM +0800, Kunwu Chan wrote:
> Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
> to simplify the creation of SLAB caches.
> 

There are multiple instances of kmem_cache_create() in this driver. Could you
change them also?

- Mani

> Signed-off-by: Kunwu Chan <chentao@...inos.cn>
> ---
>  drivers/bus/mhi/ep/main.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c
> index 65fc1d738bec..7b61d384b2b6 100644
> --- a/drivers/bus/mhi/ep/main.c
> +++ b/drivers/bus/mhi/ep/main.c
> @@ -1493,9 +1493,7 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *mhi_cntrl,
>  		goto err_destroy_ev_ring_el_cache;
>  	}
>  
> -	mhi_cntrl->ring_item_cache = kmem_cache_create("mhi_ep_ring_item",
> -							sizeof(struct mhi_ep_ring_item), 0,
> -							0, NULL);
> +	mhi_cntrl->ring_item_cache = KMEM_CACHE(mhi_ep_ring_item, 0);
>  	if (!mhi_cntrl->ev_ring_el_cache) {
>  		ret = -ENOMEM;
>  		goto err_destroy_tre_buf_cache;
> -- 
> 2.39.2
> 
> 

-- 
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