Re: [PATCH v3 1/4] edac: Add an function to retrieve the EDAC debugfs node

[Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>]

On Tue, Aug 11, 2015 at 02:47:54PM -0600, Loc Ho wrote:
> This patch adds an function to retrieve the EDAC debugfs node. This allows
> EDAC driver to create debugfs node under the EDAC debugfs node.
> 
> Signed-off-by: Loc Ho <lho-qTEPVZfXA3Y@public.gmane.org>
> ---
>  drivers/edac/edac_core.h     |    1 +
>  drivers/edac/edac_mc_sysfs.c |   10 ++++++++++
>  2 files changed, 11 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/edac/edac_core.h b/drivers/edac/edac_core.h
> index ad42587..6771e64 100644
> --- a/drivers/edac/edac_core.h
> +++ b/drivers/edac/edac_core.h
> @@ -511,5 +511,6 @@ extern void edac_pci_remove_sysfs(struct edac_pci_ctl_info *pci);
>   * edac misc APIs
>   */
>  extern char *edac_op_state_to_string(int op_state);
> +extern struct dentry *edac_get_debugfs(void);
>  
>  #endif				/* _EDAC_CORE_H_ */
> diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
> index 33df7d9..b76afe0 100644
> --- a/drivers/edac/edac_mc_sysfs.c
> +++ b/drivers/edac/edac_mc_sysfs.c
> @@ -959,6 +959,16 @@ nomem:
>  	debugfs_remove(mci->debugfs);
>  	return -ENOMEM;
>  }
> +
> +struct dentry *edac_get_debugfs(void)
> +{
> +	return edac_debugfs;
> +}

EXPORT_SYMBOL_GPL() if it is going to be used by modules.

> +#else
> +struct dentry *edac_get_debugfs(void)

static inline struct ...

> +{
> +	return NULL;
> +}
>  #endif
>  
>  /*
> -- 
> 1.7.1
> 
> --
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-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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