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/usr/share/bash-completion/completions/perf is in linux-base 4.5.

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# perf(1) completion

# Get completions for the right version of perf for the current kernel.
# Remove flavour or custom suffix and fix number of version components to 2.
version="$(uname -r)"
version="${version%%-*}"
case "$version" in
    *.*.*)
	version="${version%.*}"
	;;
esac
if [ -f /usr/share/bash-completion/completions/"perf_$version" ]; then
    . /usr/share/bash-completion/completions/"perf_$version"
fi