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Not to be fixed

LINCD-8 : Kernel build warning BPF

Created: Aug 22, 2019    Updated: Mar 23, 2020
Resolved Date: Mar 23, 2020
Previous ID: LIN1019-2275
Found In Version: 10.20.3.0
Severity: Standard
Applicable for: Wind River Linux CD
Component/s: Kernel

Description

--machines intel-x86-64 --layers meta-dpdk,meta-webserver --templates feature/linux-yocto-dev,feature/toolchain-next,feature/userspace-next,feature/dpdk,feature/bsp-extras,feature/benchmark,feature/target-toolchain,feature/kdump,feature/kexec,feature/docker,feature/task-scheduler,feature/system-stats,feature/valgrind,feature/iotop,feature/test,feature/debug,feature/tpm2,feature/systemdebug,feature/gdbserver,feature/gdb,feature/bpf,feature/full_nohz,feature/dev-pkgs,feature/installer-support,feature/lttng,feature/initramfs-install,feature/libhugetlbfs,feature/efi-secure-boot,feature/encrypted-storage,feature/initramfs-integrated --distro wrlinux-cgl --dl-layers
bitbake wrlinux-image-cgl


tmp-glibc/work/intel_x86_64-wrs-linux/linux-yocto-dev/*/temp/log.do_compile
...
  CC      arch/x86/events/intel/lbr.o
  CC      arch/x86/entry/vdso/vdso-image-32.o
  CC      arch/x86/kernel/fpu/xstate.o
  CC      arch/x86/kernel/process_64.o
  AR      arch/x86/kernel/acpi/built-in.a
  CC      arch/x86/events/intel/p4.o
kernel/bpf/core.o: warning: objtool: ___bpf_prog_run.cold()+0x7: call without frame pointer save/setup
  CC      arch/x86/mm/ioremap.o
  AR      arch/x86/entry/vdso/built-in.a
  AR      arch/x86/entry/built-in.a
  AR      arch/x86/events/amd/built-in.a
  CC      arch/x86/kernel/apic/vector.o
  CC      fs/aufs/module.o
...

Upstream Status
https://lore.kernel.org/lkml/20190827145839.dsm6at6hp7rwwrjo@treble/

Steps to Reproduce

--machines intel-x86-64 --layers meta-dpdk,meta-webserver --templates feature/linux-yocto-dev,feature/toolchain-next,feature/userspace-next,feature/dpdk,feature/bsp-extras,feature/benchmark,feature/target-toolchain,feature/kdump,feature/kexec,feature/docker,feature/task-scheduler,feature/system-stats,feature/valgrind,feature/iotop,feature/test,feature/debug,feature/tpm2,feature/systemdebug,feature/gdbserver,feature/gdb,feature/bpf,feature/full_nohz,feature/dev-pkgs,feature/installer-support,feature/lttng,feature/initramfs-install,feature/libhugetlbfs,feature/efi-secure-boot,feature/encrypted-storage,feature/initramfs-integrated --distro wrlinux-cgl --dl-layers
bitbake wrlinux-image-cgl
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