Re: [PATCH v9 3/7] remoteproc: core: Refactor resource table cleanup into rproc_release_fw

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On Fri, Aug 30, 2024 at 11:51:43AM +0200, Arnaud Pouliquen wrote:
> This patch centralizing the cleanup of the resource table into a new
> helper function rproc_release_fw().
> 

Sure, but you did not explain _why_ the change is needed.

> Suggested-by: Mathieu Poirier <mathieu.poirier@xxxxxxxxxx>
> Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxxxxxxx>
> ---
>  drivers/remoteproc/remoteproc_core.c | 21 ++++++++++-----------
>  1 file changed, 10 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c
> index ace11ea17097..7694817f25d4 100644
> --- a/drivers/remoteproc/remoteproc_core.c
> +++ b/drivers/remoteproc/remoteproc_core.c
> @@ -1256,6 +1256,13 @@ static int rproc_alloc_registered_carveouts(struct rproc *rproc)
>  	return 0;
>  }
>  
> +static void rproc_release_fw(struct rproc *rproc)
> +{
> +	/* Free the copy of the resource table */
> +	kfree(rproc->cached_table);
> +	rproc->cached_table = NULL;
> +	rproc->table_ptr = NULL;
> +}
>  
>  /**
>   * rproc_resource_cleanup() - clean up and free all acquired resources
> @@ -1485,9 +1492,7 @@ static int rproc_fw_boot(struct rproc *rproc, const struct firmware *fw)
>  
>  clean_up_resources:
>  	rproc_resource_cleanup(rproc);
> -	kfree(rproc->cached_table);
> -	rproc->cached_table = NULL;
> -	rproc->table_ptr = NULL;
> +	rproc_release_fw(rproc);
>  unprepare_rproc:
>  	/* release HW resources if needed */
>  	rproc_unprepare_device(rproc);
> @@ -2067,10 +2072,7 @@ int rproc_shutdown(struct rproc *rproc)
>  
>  	rproc_disable_iommu(rproc);
>  
> -	/* Free the copy of the resource table */
> -	kfree(rproc->cached_table);
> -	rproc->cached_table = NULL;
> -	rproc->table_ptr = NULL;
> +	rproc_release_fw(rproc);
>  out:
>  	mutex_unlock(&rproc->lock);
>  	return ret;
> @@ -2133,10 +2135,7 @@ int rproc_detach(struct rproc *rproc)
>  
>  	rproc_disable_iommu(rproc);
>  
> -	/* Free the copy of the resource table */
> -	kfree(rproc->cached_table);
> -	rproc->cached_table = NULL;
> -	rproc->table_ptr = NULL;
> +	rproc_release_fw(rproc);
>  out:
>  	mutex_unlock(&rproc->lock);
>  	return ret;
> -- 
> 2.25.1
> 




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