On Thu, 26 Jun 2008 13:09:47 +0200
Haavard Skinnemoen <haavard.skinnemoen@atmel.com> wrote:

quoted text
> From: Haavard Skinnemoen <hskinnemoen@atmel.com>
> 
> This adds a new config option, MMC_DEBUG_FS which will, when enabled,
> create a few files under /sys/kernel/debug containing information
> about an mmc host's internal state.
> 
> Host drivers can add additional files and directories under the host's
> root directory by passing the debugfs_root field in struct mmc_host as
> the 'parent' parameter to debugfs_create_*.
> 
> Unfinished: No files are actually created yet.
> 
> Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
> ---

Is there any point to having a separate option for this? Can't we just
include it if DEBUG_FS is defined?

Otherwise the system looks ok to me, assuming that everyone is of the
opinion that debugfs is _not_ a stable API.

quoted text
> +
> +#else
> +static inline void mmc_add_host_debugfs(struct mmc_host *host)
> +{
> +
> +}
> +
> +static inline void mmc_remove_host_debugfs(struct mmc_host *host)
> +{
> +
> +}
> +#endif
> +

In the other places we have conditional function, it is done by
ifdef:ing the calls instead. There are just two of them, so it should
be less mess.


-- 
     -- Pierre Ossman

  Linux kernel, MMC maintainer        http://www.kernel.org
  rdesktop, core developer          http://www.rdesktop.org

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