bpf, ftrace: Support BPF trampolines on powerpc

Viktor Malikrequested to merge
redhat/rhel/sst/tps/bpf-centos-stream-10:ppc-bpf-trampolines into main

Backport patches for BPF trampoline support on powerpc. This enables various BPF features such as fentry/fexit probes.

JIRA: https://issues.redhat.com/browse/RHEL-24555

Signed-off-by: Viktor Malik vmalik@redhat.com

Edited by Viktor Malik

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