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fs: correct comments for fs_read() and write()
The existing comments where confusing read and write. The comment for fs_write() had: "@addr: The address to read into" So let's rework the comments and format them in Sphinx style. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
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1 changed files with 21 additions and 18 deletions
39
include/fs.h
39
include/fs.h
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@ -71,30 +71,33 @@ int fs_exists(const char *filename);
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*/
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int fs_size(const char *filename, loff_t *size);
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/*
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* fs_read - Read file from the partition previously set by fs_set_blk_dev()
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* Note that not all filesystem types support either/both offset!=0 or len!=0.
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/**
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* fs_read() - read file from the partition previously set by fs_set_blk_dev()
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*
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* @filename: Name of file to read from
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* @addr: The address to read into
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* @offset: The offset in file to read from
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* @len: The number of bytes to read. Maybe 0 to read entire file
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* @actread: Returns the actual number of bytes read
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* @return 0 if ok with valid *actread, -1 on error conditions
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* Note that not all filesystem drivers support either or both of offset != 0
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* and len != 0.
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*
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* @filename: full path of the file to read from
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* @addr: address of the buffer to write to
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* @offset: offset in the file from where to start reading
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* @len: the number of bytes to read. Use 0 to read entire file.
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* @actread: returns the actual number of bytes read
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* Return: 0 if OK with valid *actread, -1 on error conditions
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*/
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int fs_read(const char *filename, ulong addr, loff_t offset, loff_t len,
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loff_t *actread);
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/*
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* fs_write - Write file to the partition previously set by fs_set_blk_dev()
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* Note that not all filesystem types support offset!=0.
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/**
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* fs_write() - write file to the partition previously set by fs_set_blk_dev()
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*
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* @filename: Name of file to read from
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* @addr: The address to read into
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* @offset: The offset in file to read from. Maybe 0 to write to start of file
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* @len: The number of bytes to write
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* @actwrite: Returns the actual number of bytes written
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* @return 0 if ok with valid *actwrite, -1 on error conditions
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* Note that not all filesystem drivers support offset != 0.
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*
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* @filename: full path of the file to write to
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* @addr: address of the buffer to read from
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* @offset: offset in the file from where to start writing
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* @len: the number of bytes to write
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* @actwrite: returns the actual number of bytes written
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* Return: 0 if OK with valid *actwrite, -1 on error conditions
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*/
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int fs_write(const char *filename, ulong addr, loff_t offset, loff_t len,
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loff_t *actwrite);
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