Re: [PATCH v7 1/5] d_path: fix Kernel doc validator complaints

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On Thu, Jul 15, 2021 at 09:14:03AM +0800, Jia He wrote:
> Kernel doc validator complains:
>   Function parameter or member 'p' not described in 'prepend_name'
>   Excess function parameter 'buffer' description in 'prepend_name'

Yup!
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

> Fixes: ad08ae586586 ("d_path: introduce struct prepend_buffer")
> Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Jia He <justin.he@xxxxxxx>
> ---
>  fs/d_path.c | 8 +++-----
>  1 file changed, 3 insertions(+), 5 deletions(-)
> 
> diff --git a/fs/d_path.c b/fs/d_path.c
> index 23a53f7b5c71..4eb31f86ca88 100644
> --- a/fs/d_path.c
> +++ b/fs/d_path.c
> @@ -33,9 +33,8 @@ static void prepend(struct prepend_buffer *p, const char *str, int namelen)
>  
>  /**
>   * prepend_name - prepend a pathname in front of current buffer pointer
> - * @buffer: buffer pointer
> - * @buflen: allocated length of the buffer
> - * @name:   name string and length qstr structure
> + * @p: prepend buffer which contains buffer pointer and allocated length
> + * @name: name string and length qstr structure
>   *
>   * With RCU path tracing, it may race with d_move(). Use READ_ONCE() to
>   * make sure that either the old or the new name pointer and length are
> @@ -108,8 +107,7 @@ static int __prepend_path(const struct dentry *dentry, const struct mount *mnt,
>   * prepend_path - Prepend path string to a buffer
>   * @path: the dentry/vfsmount to report
>   * @root: root vfsmnt/dentry
> - * @buffer: pointer to the end of the buffer
> - * @buflen: pointer to buffer length
> + * @p: prepend buffer which contains buffer pointer and allocated length
>   *
>   * The function will first try to write out the pathname without taking any
>   * lock other than the RCU read lock to make sure that dentries won't go away.
> -- 
> 2.17.1
> 

-- 
With Best Regards,
Andy Shevchenko





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