Solved:: Help:get_user_pages_remote - succeed on QEMU, Oops on Android 9 board

2019-04-16 Thread Lev Olshvang
 The problem was how I convert received page address to kernel address. I need to do it with kmap()Now all works again  16.04.2019, 17:17, "Lev Olshvang" :Hello all, I need to remap 1 page from user space to kernel and I use get_user_pages_remote for this purpose ret = get_user_pages_remote(tsk,

Help:get_user_pages_remote - succeed on QEMU, Oops on Android 9 board

2019-04-16 Thread Lev Olshvang
Hello all, I need to remap 1 page from user space to kernel and I use get_user_pages_remote for this purpose ret = get_user_pages_remote(tsk, tsk->mm, offset, 1,                                    0,                                    _page, NULL); Kernel is 4.9.88I compiled module for Arm Vertex