On Sun, 3 June 2007 23:50:55 +0200, Arnd Bergmann wrote:
> On Sunday 03 June 2007, Jörn Engel wrote:
> > +/**
> > + * struct logfs_device_ops - device access operations
> > + *
> > + * @read: read from the device
> > + * @write: write to the device
> > + * @erase: erase part of the device
> > + */
> > +struct logfs_device_ops {
> > + int (*read)(struct super_block *sb, loff_t ofs, size_t len, void *buf);
> > + int (*write)(struct super_block *sb, loff_t ofs, size_t len, void *buf);
> > + int (*erase)(struct super_block *sb, loff_t ofs, size_t len);
> > +};
>
> I wonder if there is a way to document the prototypes of these function
> pointers with kerneldoc, other than having a typedef for each.
>
> What brought me to this point is that I first assumed they would return
> the number of bytes transferred, like read/write file operations, where
> your functions return zero on success.
I can just add a comment about the return code in the struct
documentation. For the foreseeable future there will be exactly two
instances of this structure. It's not as if every driver would
implement this.
Jörn
--
A defeated army first battles and then seeks victory.
-- Sun Tzu
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