Re: How to modify an user process' memory mapping from a kernel thread

[Runemaster <runemass.cse@xxxxxxxxx>]

It seems that remotely modifying that process page table and address space to change mapping is a difficult task for me. 
Is there any 'lazy' way like let that user process call do_mmap()? Thanks.

On Wed, Feb 27, 2008 at 10:14 PM, Mulyadi Santosa <mulyadi.santosa@xxxxxxxxx> wrote:

Hi

On Thu, Feb 28, 2008 at 3:58 AM, Runemaster <runemass.cse@xxxxxxxxx> wrote:
> Hi, I need to manipulate another user process' memory mapping within a
> kernel thread. Since I am not in that process' address space, I can not call
> functions like do_mmap() and exec_mmap() here. Is there any way to handle
> this problem? Thanks.

grab its mm_struct and its PGD, then start working from it?

regards,

Mulyadi.