On 3/15/19 11:16 PM, Arshad Hussain wrote:
> This patch adds functions comment for file erofs/inode.c in
> sphinx format.
>
> Signed-off-by: Arshad Hussain <arshad.super@xxxxxxxxx>
> ---
> drivers/staging/erofs/inode.c | 67 +++++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 64 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/staging/erofs/inode.c b/drivers/staging/erofs/inode.c
> index 924b8dfc7a8f..c68f280ba849 100644
> --- a/drivers/staging/erofs/inode.c
> +++ b/drivers/staging/erofs/inode.c
> @@ -14,7 +14,15 @@
>
> #include <trace/events/erofs.h>
>
> -/* no locking */
> +/**
> + * read_inode(): Get physical Inode from disk.This is with
> + * No locking.
Hi,
For all of these functions, the format should be:
* func_name() - description
i.e., use a hyphen/dash, not a colon.
Thanks.
> + *
> + * @inode: VFS inode structure
> + * @data: Page address where inode will be read
> + *
> + * Return: 0 on Success, Error number on failure
> + */
> static int read_inode(struct inode *inode, void *data)
> {
> struct erofs_vnode *vi = EROFS_V(inode);
> @@ -102,7 +110,13 @@ static int read_inode(struct inode *inode, void *data)
> return 0;
> }
>
> -/*
> +/**
> + * fill_inline_data(): Fill last page if inline data is available
> + *
> + * @inode: VFS inode structure
> + * @data: TRUE if directory
> + * @m_pofs: Position to correct inode
> + *
> * try_lock can be required since locking order is:
> * file data(fs_inode)
> * meta(bd_inode)
> @@ -111,6 +125,8 @@ static int read_inode(struct inode *inode, void *data)
> * no data operations exist. However I tend to
> * try_lock since it takes no much overhead and
> * will success immediately.
> + *
> + * Return: 0 on Success, Error number on failure
> */
> static int fill_inline_data(struct inode *inode, void *data,
> unsigned int m_pofs)
> @@ -151,6 +167,15 @@ static int fill_inline_data(struct inode *inode, void *data,
> return -EAGAIN;
> }
>
> +/**
> + * fill_inode(): Fill in the inode
> + *
> + * @inode: VFS inode structure
> + * @isdir: TRUE if directory
> + *
> + * return: 0 on success, else error code on error
> + */
> +
> static int fill_inode(struct inode *inode, int isdir)
> {
> struct erofs_sb_info *sbi = EROFS_SB(inode->i_sb);
> @@ -224,9 +249,16 @@ static int fill_inode(struct inode *inode, int isdir)
> return err;
> }
>
> -/*
> +/**
> + * erofs_ilookup_test_actor(): Obtain inode from mounted FS
> + *
> + * @inode: VFS inode structure
> + * @opaque: Data pointer passed to test/set
> + *
> * erofs nid is 64bits, but i_ino is 'unsigned long', therefore
> * we should do more for 32-bit platform to find the right inode.
> + *
> + * Return: NID on Success
> */
> #if BITS_PER_LONG == 32
> static int erofs_ilookup_test_actor(struct inode *inode, void *opaque)
> @@ -236,6 +268,14 @@ static int erofs_ilookup_test_actor(struct inode *inode, void *opaque)
> return EROFS_V(inode)->nid == nid;
> }
>
> +/*
> + * erofs_iget_set_actor(): Obtain inode from mounted FS
> + *
> + * @inode: VFS inode structure
> + * @opaque: Data pointer passed to test/set
> + *
> + * Return: 0 on success
> + */
> static int erofs_iget_set_actor(struct inode *inode, void *opaque)
> {
> const erofs_nid_t nid = *(erofs_nid_t *)opaque;
> @@ -245,6 +285,14 @@ static int erofs_iget_set_actor(struct inode *inode, void *opaque)
> }
> #endif
>
> +/**
> + * erofs_iget_locked(): Get the VFS inode from mounted FS
> + *
> + * @sb: VFS superblock structure of mounted FS
> + * @nid: Node ID to get
> + *
> + * Return: Pointer to inode
> + */
> static inline struct inode *erofs_iget_locked(struct super_block *sb,
> erofs_nid_t nid)
> {
> @@ -259,6 +307,19 @@ static inline struct inode *erofs_iget_locked(struct super_block *sb,
> #endif
> }
>
> +/**
> + * erofs_iget(): Get the VFS inode from the inode cache.
> + *
> + * @sb: VFS superblock structure
> + * @nid: Node ID
> + * @isdir: TRUE if directory.
> + *
> + * Get inode from inode cache. If not in cache, get it from disk
> + * and fill the cache.
> + *
> + * return: Pointer to the inode on success, else error code on error
> + */
> +
> struct inode *erofs_iget(struct super_block *sb,
> erofs_nid_t nid, bool isdir)
> {
>
--
~Randy
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