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d_path: fix Kernel doc validator complaining 

Kernel doc validator complains:
  Function parameter or member 'p' not described in 'prepend_name'
  Excess function parameter 'buffer' description in 'prepend_name'

Link: https://lkml.kernel.org/r/20211011005614.26189-1-justin.he@arm.com
Fixes: ad08ae5865 ("d_path: introduce struct prepend_buffer")
Signed-off-by: Jia He <justin.he@arm.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jia He 2021-11-05 13:35:04 -07:00 committed by Linus Torvalds
parent d1cef29adc
commit d41b60359f
1 changed files with 3 additions and 5 deletions
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8
fs/d_path.c
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@ -77,9 +77,8 @@ static bool prepend(struct prepend_buffer *p, const char *str, int namelen)
/** /**
* prepend_name - prepend a pathname in front of current buffer pointer * prepend_name - prepend a pathname in front of current buffer pointer
* @buffer: buffer pointer * @p: prepend buffer which contains buffer pointer and allocated length
* @buflen: allocated length of the buffer * @name: name string and length qstr structure
* @name: name string and length qstr structure
* *
* With RCU path tracing, it may race with d_move(). Use READ_ONCE() to * 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 * make sure that either the old or the new name pointer and length are
@ -141,8 +140,7 @@ static int __prepend_path(const struct dentry *dentry, const struct mount *mnt,
* prepend_path - Prepend path string to a buffer * prepend_path - Prepend path string to a buffer
* @path: the dentry/vfsmount to report * @path: the dentry/vfsmount to report
* @root: root vfsmnt/dentry * @root: root vfsmnt/dentry
* @buffer: pointer to the end of the buffer * @p: prepend buffer which contains buffer pointer and allocated length
* @buflen: pointer to buffer length
* *
* The function will first try to write out the pathname without taking any * 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. * lock other than the RCU read lock to make sure that dentries won't go away.