From 992444b173f35997f96f5cbb214f0de81d1b97ff Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Wed, 27 May 2009 20:20:27 +0200 Subject: [PATCH] perf_counter: tools: report: Add comm sorting Signed-off-by: Peter Zijlstra Cc: Paul Mackerras Cc: Corey Ashford Cc: Arnaldo Carvalho de Melo Cc: John Kacur Cc: Mike Galbraith LKML-Reference: <20090527182101.129302022@chello.nl> Signed-off-by: Ingo Molnar --- Documentation/perf_counter/builtin-report.c | 30 +++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/Documentation/perf_counter/builtin-report.c b/Documentation/perf_counter/builtin-report.c index 982abce0e7c1..a634022bae07 100644 --- a/Documentation/perf_counter/builtin-report.c +++ b/Documentation/perf_counter/builtin-report.c @@ -731,6 +731,35 @@ static struct sort_entry sort_thread = { .print = sort__thread_print, }; +static int64_t +sort__comm_cmp(struct hist_entry *left, struct hist_entry *right) +{ + char *comm_l = left->thread->comm; + char *comm_r = right->thread->comm; + + if (!comm_l || !comm_r) { + if (!comm_l && !comm_r) + return 0; + else if (!comm_l) + return -1; + else + return 1; + } + + return strcmp(comm_l, comm_r); +} + +static size_t +sort__comm_print(FILE *fp, struct hist_entry *self) +{ + return fprintf(fp, "%20s ", self->thread->comm ?: ""); +} + +static struct sort_entry sort_comm = { + .cmp = sort__comm_cmp, + .print = sort__comm_print, +}; + static int64_t sort__sym_cmp(struct hist_entry *left, struct hist_entry *right) { @@ -779,6 +808,7 @@ struct sort_dimension { static struct sort_dimension sort_dimensions[] = { { .name = "pid", .entry = &sort_thread, }, + { .name = "comm", .entry = &sort_comm, }, { .name = "symbol", .entry = &sort_sym, }, }; -- 2.39.5