Re: read proc entry

["Peter Wächtler" <pwaechtler@loewe-komp.de>]

Anthony Chee wrote:
> 
> I written the following code in a module
> 
> static struct proc_dir_entry *test_proc;
> test_proc = create_proc_read_entry(test_proc, 0444, NULL, read_test_proc,
> NULL);
> 
> void show_kernel_message() {
>     printk("\nkernel test\n");
> }
> 
> int read_test_info(char* page, char** start, off_t off, int count, int* eof,
> void* data) {
>     show_kernel_message();

I think you have to signal EOF

	*eof=1;

> }
> 
> After I use "cat /proc/test_proc", it is found that there are three "kernel
> test" messages
> appear. Why it happened like this? I expected the message should be shown
> once.
>