Messages in this thread Patch in this message | | | Date | Wed, 27 May 2009 20:20:27 +0200 | From | Peter Zijlstra <> | Subject | [PATCH 6/7] perf_counter: tools: report: add comm sorting |
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LKML-Reference: <new-submission> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> --- Documentation/perf_counter/builtin-report.c | 30 ++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+)
Index: linux-2.6/Documentation/perf_counter/builtin-report.c =================================================================== --- linux-2.6.orig/Documentation/perf_counter/builtin-report.c +++ linux-2.6/Documentation/perf_counter/builtin-report.c @@ -732,6 +732,35 @@ static struct sort_entry sort_thread = { }; 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 ?: "<unknown>"); +} + +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) { uint64_t ip_l, ip_r; @@ -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, }, }; --
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