linux-kernel - Re: [PATCH] misc: ocxl: link: Remove unnecessary (void*) conversions

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Message-ID: <65fae3db40ada9a2bc3d1333f27d9a4f4db6ac72.camel@linux.ibm.com>
Date:   Mon, 20 Nov 2023 15:12:46 +1100
From:   Andrew Donnellan <ajd@...ux.ibm.com>
To:     Li zeming <zeming@...china.com>, fbarrat@...ux.ibm.com,
        arnd@...db.de, gregkh@...uxfoundation.org
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] misc: ocxl: link: Remove unnecessary (void*) conversions

On Mon, 2023-11-13 at 09:45 +0800, Li zeming wrote:
> The link pointer does not need to cast the type.
> 
> Signed-off-by: Li zeming <zeming@...china.com>

Acked-by: Andrew Donnellan <ajd@...ux.ibm.com>

> ---
>  drivers/misc/ocxl/link.c | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/misc/ocxl/link.c b/drivers/misc/ocxl/link.c
> index c06c699c0e7b1..03402203cacdb 100644
> --- a/drivers/misc/ocxl/link.c
> +++ b/drivers/misc/ocxl/link.c
> @@ -188,7 +188,7 @@ static void xsl_fault_handler_bh(struct
> work_struct *fault_work)
>  
>  static irqreturn_t xsl_fault_handler(int irq, void *data)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) data;
> +	struct ocxl_link *link = data;
>  	struct spa *spa = link->spa;
>  	u64 dsisr, dar, pe_handle;
>  	struct pe_data *pe_data;
> @@ -483,7 +483,7 @@ static void release_xsl(struct kref *ref)
>  
>  void ocxl_link_release(struct pci_dev *dev, void *link_handle)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) link_handle;
> +	struct ocxl_link *link = link_handle;
>  
>  	mutex_lock(&links_list_lock);
>  	kref_put(&link->ref, release_xsl);
> @@ -540,7 +540,7 @@ int ocxl_link_add_pe(void *link_handle, int
> pasid, u32 pidr, u32 tidr,
>  		void (*xsl_err_cb)(void *data, u64 addr, u64 dsisr),
>  		void *xsl_err_data)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) link_handle;
> +	struct ocxl_link *link = link_handle;
>  	struct spa *spa = link->spa;
>  	struct ocxl_process_element *pe;
>  	int pe_handle, rc = 0;
> @@ -630,7 +630,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_add_pe);
>  
>  int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) link_handle;
> +	struct ocxl_link *link = link_handle;
>  	struct spa *spa = link->spa;
>  	struct ocxl_process_element *pe;
>  	int pe_handle, rc;
> @@ -666,7 +666,7 @@ int ocxl_link_update_pe(void *link_handle, int
> pasid, __u16 tid)
>  
>  int ocxl_link_remove_pe(void *link_handle, int pasid)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) link_handle;
> +	struct ocxl_link *link = link_handle;
>  	struct spa *spa = link->spa;
>  	struct ocxl_process_element *pe;
>  	struct pe_data *pe_data;
> @@ -752,7 +752,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_remove_pe);
>  
>  int ocxl_link_irq_alloc(void *link_handle, int *hw_irq)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) link_handle;
> +	struct ocxl_link *link = link_handle;
>  	int irq;
>  
>  	if (atomic_dec_if_positive(&link->irq_available) < 0)
> @@ -771,7 +771,7 @@ EXPORT_SYMBOL_GPL(ocxl_link_irq_alloc);
>  
>  void ocxl_link_free_irq(void *link_handle, int hw_irq)
>  {
> -	struct ocxl_link *link = (struct ocxl_link *) link_handle;
> +	struct ocxl_link *link = link_handle;
>  
>  	xive_native_free_irq(hw_irq);
>  	atomic_inc(&link->irq_available);

-- 
Andrew Donnellan    OzLabs, ADL Canberra
ajd@...ux.ibm.com   IBM Australia Limited