!198 update patches for sw64 architecture

Merge Pull Request from: @guzitao 
 
These patches generally cover the following tasks:

1.optimize kernel cores, remove unused codes, simplify interfaces, fix compile errors
2.fixes for perf, fix perf_get_regs_user, uretprobe, uprobe
3.add support, add ebpf-jit compiler support, add guest live migration support, add support for S3 sleep option
4.modify interface, reimplement die_if_kernel, fix sys_rt_sigaction,
5.fixes for kvm, expand the number of SWVM_IRQS, fix wrong info print of KVM_MEMHOTPLUG, turn off the clock
timer of guest os
6.fix dynamic CPUfreq scaling bugs 
 
Link:https://gitee.com/openeuler/kernel/pulls/198

 
Reviewed-by: Zheng Zengkai <zhengzengkai@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>