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nilfs2: add missing argument descriptions for ioctl-related helpers

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Add missing argument descriptions and return value information to the
kernel-doc comments for ioctl helper functions, and eliminate the
following warnings output by the kernel-doc script:

 fs/nilfs2/ioctl.c:120: warning: Function parameter or struct member
  'dentry' not described in 'nilfs_fileattr_get'
 fs/nilfs2/ioctl.c:120: warning: Function parameter or struct member 'fa'
  not described in 'nilfs_fileattr_get'
 fs/nilfs2/ioctl.c:133: warning: Function parameter or struct member 'idmap'
  not described in 'nilfs_fileattr_set'
 fs/nilfs2/ioctl.c:133: warning: Function parameter or struct member
  'dentry' not described in 'nilfs_fileattr_set'
 fs/nilfs2/ioctl.c:133: warning: Function parameter or struct member 'fa'
  not described in 'nilfs_fileattr_set'
 fs/nilfs2/ioctl.c:164: warning: Function parameter or struct member 'inode'
  not described in 'nilfs_ioctl_getversion'
 fs/nilfs2/ioctl.c:164: warning: Function parameter or struct member 'argp'
  not described in 'nilfs_ioctl_getversion'

Link: https://lkml.kernel.org/r/20240816074319.3253-3-konishi.ryusuke@gmail.com
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Ryusuke Konishi 2024-08-16 16:43:13 +09:00 committed by Andrew Morton
parent b79bdfdd31
commit 3e62c5d7d0
1 changed files with 15 additions and 2 deletions
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17
fs/nilfs2/ioctl.c
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@ -115,7 +115,11 @@ static int nilfs_ioctl_wrap_copy(struct the_nilfs *nilfs,
}
/**
* nilfs_fileattr_get - ioctl to support lsattr
* nilfs_fileattr_get - retrieve miscellaneous file attributes
* @dentry: the object to retrieve from
* @fa: fileattr pointer
*
* Return: always 0 as success.
*/
int nilfs_fileattr_get(struct dentry *dentry, struct fileattr *fa)
{
@ -127,7 +131,12 @@ int nilfs_fileattr_get(struct dentry *dentry, struct fileattr *fa)
}
/**
* nilfs_fileattr_set - ioctl to support chattr
* nilfs_fileattr_set - change miscellaneous file attributes
* @idmap: idmap of the mount
* @dentry: the object to change
* @fa: fileattr pointer
*
* Return: 0 on success, or a negative error code on failure.
*/
int nilfs_fileattr_set(struct mnt_idmap *idmap,
struct dentry *dentry, struct fileattr *fa)
@ -160,6 +169,10 @@ int nilfs_fileattr_set(struct mnt_idmap *idmap,
/**
* nilfs_ioctl_getversion - get info about a file's version (generation number)
* @inode: inode object
* @argp: userspace memory where the generation number of @inode is stored
*
* Return: 0 on success, or %-EFAULT on error.
*/
static int nilfs_ioctl_getversion(struct inode *inode, void __user *argp)
{