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List:       kernelnewbies
Subject:    Re: using /proc for input (module)
From:       Andrea Luzzardi <al () sig11 ! org>
Date:       2003-05-31 11:20:45
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Greetings,

On Fri, May 30, 2003 at 06:33:34PM -0700, V.Subramanian@asu.edu wrote:
> Hi folks,
> I am trying to code an example from  "The Linux Kernel Module Programming
> Guide". One of the examples is using a /proc file for input.(chapter 6)
> 
> The author uses the file_operations field of the inode_operations struct to
> set up the field for reading.
> Basically he creates a file_operations struct with the right values and then
> sets the file_operations field in the inode_operations struct which is in turn
> used in the proc_dir_entry.
> 
> But in 2.4.20 , the inode_operations struct doe not have a file_operations
> member. So the technique described cannot be used(IMHO). How can I achieve  
> the same result in 2.4.20?
> There is no function called create_proc_write_entry() similar to
> create_proc_read_entry().
> 
> Any help is appreciated .
> Thanks in advance.
> Vijay

You can use create_proc_entry() for both reading and writing to /proc.
Checkout Documentation/DocBook/procfs_example.c for an example.
Cheers,

-- 
Andrea Luzzardi <al@sig11.org>
--
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