!31 update patches for sw64 architecture

These patches generally cover the following tasks:
- optimizing kernel codes, remove unused codes and correct references to header files
- fixes for perf, such as add exclude_user and exclude_kernel support, fix the number of supported raw 
  events, fix raw event count
- add support, such as ARCH_TRACEHOOK and regset, memhotplug support for guest os, sw64 interrupt 
  controller support
- modify interface, such as show_stack(), get_wchan(), save_stack_trace()
- modify kapi and uapi
- modify pt_regs structure and other related codes
- adapt device drivers, such as RX580 or R7 Series graphics card, ZX200 chipset driver

Link: https://gitee.com/openeuler/kernel/pulls/31

 

From: @guzitao 
Reviewed-by: Xie XiuQi <xiexiuqi@huawei.com>
Reviewed-by: Jiao Fenfang <jiaofenfang@uniontech.com>
Reviewed-by: Zheng Zengkai <zhengzengkai@huawei.com>
Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>