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c02cab228e
When using for_each_event() we needlessly rebuild the whole path to the tracepoint directory, reuse the dir_path instead, saving some cycles and reducing the size of the next patch. 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: https://lkml.kernel.org/n/tip-54bcs15n0cp6gwcgpc4hptyc@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>