Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:
New features:
- Add --dry-run option to 'perf record' to check if command line options can be
parsed, but not doing any recording (Wang Nan)
- Allow dumping the object files generated by llvm when processing eBPF
scriptlet events (Wang Nan)
- Add stackcollapse.py script to help generating flame graphs (Paolo Bonzini)
Documentation changes:
- Fix 'perf script' documentation of '-f' when it should be '-F' (Adrian Hunter)
Infrastructure changes:
- Fix write_backwards fallback when using a new tool on older kernels
without support for this feature (Arnaldo Carvalho de Melo)
- Remove some leftovers from the initial codebase copying from git
(Arnaldo Carvalho de Melo)
- List libelf-devel as an alternative, as this is how the libelf
development package is called on OpenSuSE (Jean Delvare)
- Rename __hists__add_entry to hists__add_entry (Jiri Olsa)
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>