Pull perf tool fixes from Ingo Molnar:
"Misc tooling fixes: python3 related fixes, gcc8 fix, bashism fixes and
some other smaller fixes"
* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf tools: Use python-config --includes rather than --cflags
perf script python: Fix dict reference counting
perf stat: Fix --interval_clear option
perf tools: Fix compilation errors on gcc8
perf test shell: Prevent temporary editor files from being considered test scripts
perf llvm-utils: Remove bashism from kernel include fetch script
perf test shell: Make perf's inet_pton test more portable
perf test shell: Replace '|&' with '2>&1 |' to work with more shells
perf scripts python: Add Python 3 support to EventClass.py
perf scripts python: Add Python 3 support to sched-migration.py
perf scripts python: Add Python 3 support to Util.py
perf scripts python: Add Python 3 support to SchedGui.py
perf scripts python: Add Python 3 support to Core.py
perf tools: Generate a Python script compatible with Python 2 and 3
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