How to change a string type argument of a system call?

[Neo Liu]

On Fri, Apr 2, 2010 at 9:51 AM, Neo Liu <diabloneo@gmail.com> wrote:
> On Thu, Apr 1, 2010 at 9:26 PM, Frank Ch. Eigler <fche@redhat.com> wrote:
>>
>> We don't currently have helper functions for this: kernel_string() and
>> user_string() just read.  Someone could write embedded-c routines to
>> do kernel_set_string() etc., but if we put them into the standard
>> tapset we need to make such functions only available in guru mode.
>> (That would probably need the invention of a /* guru */ marker.)
>>
>> - FChE
>>
>
> Can any one show an example of this kind of embedded-c routines?
>