perf stat: Move 'unit_width' to 'struct perf_stat_config'
Move the static 'unit_width' variable to 'struct perf_stat_config', so it can be passed around and used outside the 'perf stat' command. Signed-off-by: NJiri Olsa <jolsa@kernel.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20180830063252.23729-24-jolsa@kernel.orgSigned-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>
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