Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core

Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:

User visible changes:

  - IPC and cycle accounting in 'perf annotate'. (Andi Kleen)

  - Display cycles in branch sort mode in 'perf report'. (Andi Kleen)

  - Add total time column to 'perf trace' syscall stats summary. (Milian Woff)

Infrastructure changes:

  - PMU helpers to use in Intel PT. (Adrian Hunter)

  - Fix perf-with-kcore script not to split args with spaces. (Adrian Hunter)

  - Add empty Build files for some more architectures. (Ben Hutchings)

  - Move 'perf stat' config variables to a struct to allow using some
    of its functions in more places. (Jiri Olsa)

  - Add DWARF register names for 'xtensa' arch. (Max Filippov)

  - Implement BPF programs attached to uprobes. (Wang Nan)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>