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* perf tools: Including missing inttypes.h headerArnaldo Carvalho de Melo2017-04-191-0/+1
| | | | | | | | | | | | Needed to use the PRI[xu](32,64) formatting macros. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-wkbho8kaw24q67dd11q0j39f@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
* perf tools: Add unit_number__scnprintf functionJiri Olsa2017-01-111-0/+37
Add unit_number__scnprintf function to display size units and use it in -m option info message. Before: $ perf record -m 10M ls rounding mmap pages size to 16777216 bytes (4096 pages) ... After: $ perf record -m 10M ls rounding mmap pages size to 16M (4096 pages) ... Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1483955520-29063-2-git-send-email-jolsa@kernel.org [ Rename it to unit_number__scnprintf for consistency ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>