patchset update for Xenomai/IPIPE's kernel 5.4 porting

[Meng, Fino]

Hi all,

A updated patchset was updated to this branch: 
https://github.com/intel/linux-stable-xenomai/tree/review/5.4.59/stable/ipipe/xenomai-3.1
this version is more clean than previous, only one more patch for IPIPE part, 
and one more patch for Xenomai 3.1 part.

....
0150-x86-ipipe-Harden-__speculation_ctrl_update-for-share.patch
0151-x86-ipipe-Let-HAVE_ARCH_JUMP_LABEL-depend-on-IPIPE.patch
0152-drm-i915-gt-rename-setup_irq-to-avoid-compile-confli.patch
0153-xenomai-patch-xenomai-3.1-directly.patch
0154-WIP-xenomai-fix-xenomai-kernel-part-for-kernel-5.4.y.patch
0155-test-kernel-config-for-xenomai.patch

On my test device, boot OK and Xenomai's latency can run, other smokey test may fail. 

A quick guide: 

    usage:
    $cp kernel_config_xenomai .config
    $make olddefconfig
    $make bindeb-pkg -j16 2>&1 | tee build.log
    if build ok, install it over a Debian or Ubuntu on test board, 
    #dpkg -i  linux-image-*.deb
    #reboot

    to clean up:
    $make distclean

    bug:
    out of tree build will fail for kernel 5.4, need fix.

BR / Fino (孟祥夫)
Intel – IOTG Developer Enabling