linux-kernel - Re: [PATCH 5/5] ocxl: Remove some unused exported symbols

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Message-Id: <c43b3a4b-13db-1f50-0083-8c8b2701838f@linux.ibm.com>
Date:   Wed, 27 Feb 2019 14:39:25 +0100
From:   Frederic Barrat <fbarrat@...ux.ibm.com>
To:     "Alastair D'Silva" <alastair@....ibm.com>, alastair@...ilva.org
Cc:     Andrew Donnellan <andrew.donnellan@....ibm.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] ocxl: Remove some unused exported symbols



Le 27/02/2019 à 05:57, Alastair D'Silva a écrit :
> From: Alastair D'Silva <alastair@...ilva.org>
> 
> Remove some unused exported symbols.
> 
> Signed-off-by: Alastair D'Silva <alastair@...ilva.org>
> ---

If you have a respin of the series, that patch also adds a comment 
around ocxl_context_attach(), which is for later.
But in any case:
Acked-by: Frederic Barrat <fbarrat@...ux.ibm.com>


>   drivers/misc/ocxl/config.c        |  2 --
>   drivers/misc/ocxl/ocxl_internal.h | 26 +++++++++++++++++++++++++-
>   include/misc/ocxl.h               | 23 -----------------------
>   3 files changed, 25 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/misc/ocxl/config.c b/drivers/misc/ocxl/config.c
> index 026ac2ac4f9c..c90c2e4875bf 100644
> --- a/drivers/misc/ocxl/config.c
> +++ b/drivers/misc/ocxl/config.c
> @@ -299,7 +299,6 @@ int ocxl_config_check_afu_index(struct pci_dev *dev,
>   	}
>   	return 1;
>   }
> -EXPORT_SYMBOL_GPL(ocxl_config_check_afu_index);
>   
>   static int read_afu_name(struct pci_dev *dev, struct ocxl_fn_config *fn,
>   			struct ocxl_afu_config *afu)
> @@ -535,7 +534,6 @@ int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count)
>   {
>   	return pnv_ocxl_get_pasid_count(dev, count);
>   }
> -EXPORT_SYMBOL_GPL(ocxl_config_get_pasid_info);
>   
>   void ocxl_config_set_afu_pasid(struct pci_dev *dev, int pos, int pasid_base,
>   			u32 pasid_count_log)
> diff --git a/drivers/misc/ocxl/ocxl_internal.h b/drivers/misc/ocxl/ocxl_internal.h
> index 321b29e77f45..cd5a1e3cc950 100644
> --- a/drivers/misc/ocxl/ocxl_internal.h
> +++ b/drivers/misc/ocxl/ocxl_internal.h
> @@ -107,10 +107,34 @@ void ocxl_pasid_afu_free(struct ocxl_fn *fn, u32 start, u32 size);
>   int ocxl_actag_afu_alloc(struct ocxl_fn *fn, u32 size);
>   void ocxl_actag_afu_free(struct ocxl_fn *fn, u32 start, u32 size);
>   
> +/*
> + * Get the max PASID value that can be used by the function
> + */
> +int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count);
> +
> +int ocxl_context_attach(struct ocxl_context *ctx, u64 amr);
> +
> +/*
> + * Check if an AFU index is valid for the given function.
> + *
> + * AFU indexes can be sparse, so a driver should check all indexes up
> + * to the maximum found in the function description
> + */
> +int ocxl_config_check_afu_index(struct pci_dev *dev,
> +				struct ocxl_fn_config *fn, int afu_idx);
> +
> +/**
> + * Update values within a Process Element
> + *
> + * link_handle: the link handle associated with the process element
> + * pasid: the PASID for the AFU context
> + * tid: the new thread id for the process element
> + */
> +int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid);
> +
>   struct ocxl_context *ocxl_context_alloc(void);
>   int ocxl_context_init(struct ocxl_context *ctx, struct ocxl_afu *afu,
>   			struct address_space *mapping);
> -int ocxl_context_attach(struct ocxl_context *ctx, u64 amr);
>   int ocxl_context_mmap(struct ocxl_context *ctx,
>   			struct vm_area_struct *vma);
>   int ocxl_context_detach(struct ocxl_context *ctx);
> diff --git a/include/misc/ocxl.h b/include/misc/ocxl.h
> index 4544573cc93c..9530d3be1b30 100644
> --- a/include/misc/ocxl.h
> +++ b/include/misc/ocxl.h
> @@ -56,15 +56,6 @@ struct ocxl_fn_config {
>   int ocxl_config_read_function(struct pci_dev *dev,
>   				struct ocxl_fn_config *fn);
>   
> -/*
> - * Check if an AFU index is valid for the given function.
> - *
> - * AFU indexes can be sparse, so a driver should check all indexes up
> - * to the maximum found in the function description
> - */
> -int ocxl_config_check_afu_index(struct pci_dev *dev,
> -				struct ocxl_fn_config *fn, int afu_idx);
> -
>   /*
>    * Read the configuration space of a function for the AFU specified by
>    * the index 'afu_idx'. Fills in a ocxl_afu_config structure
> @@ -74,11 +65,6 @@ int ocxl_config_read_afu(struct pci_dev *dev,
>   				struct ocxl_afu_config *afu,
>   				u8 afu_idx);
>   
> -/*
> - * Get the max PASID value that can be used by the function
> - */
> -int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count);
> -
>   /*
>    * Tell an AFU, by writing in the configuration space, the PASIDs that
>    * it can use. Range starts at 'pasid_base' and its size is a multiple
> @@ -188,15 +174,6 @@ 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);
>   
> -/**
> - * Update values within a Process Element
> - *
> - * link_handle: the link handle associated with the process element
> - * pasid: the PASID for the AFU context
> - * tid: the new thread id for the process element
> - */
> -int ocxl_link_update_pe(void *link_handle, int pasid, __u16 tid);
> -
>   /*
>    * Remove a Process Element from the Shared Process Area for a link
>    */
>