diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-31 23:19:33 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-01-31 23:19:33 +0300 |
| commit | c0443df1b69b59675fc6790e0ddce87c8ca00abf (patch) | |
| tree | 8c98a270700f594d0e49246a640a4f725caf9bf1 /tools/perf/util/top.c | |
| parent | 229ade9ba36341f7369ecb4f134bcec9133520bf (diff) | |
| download | linux-c0443df1b69b59675fc6790e0ddce87c8ca00abf.tar.xz | |
perf top: Introduce slang based TUI
Disabled by default as there are features found in the stdio based one
that aren't implemented, like live annotation, filtering knobs data
entry.
Annotation hopefully will get somehow merged with the 'perf annotate'
code.
To use it:
perf top --tui
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/top.c')
| -rw-r--r-- | tools/perf/util/top.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/util/top.c b/tools/perf/util/top.c index c06cc5386e7e..1d2e2652cd68 100644 --- a/tools/perf/util/top.c +++ b/tools/perf/util/top.c @@ -158,6 +158,7 @@ float perf_top__decay_samples(struct perf_top *top, struct rb_root *root) syme = list_entry(top->active_symbols.next, struct sym_entry, node); pthread_mutex_unlock(&top->active_symbols_lock); + top->rb_entries = 0; list_for_each_entry_safe_from(syme, n, &top->active_symbols, node) { syme->snap_count = syme->count[snap]; if (syme->snap_count != 0) { @@ -170,7 +171,11 @@ float perf_top__decay_samples(struct perf_top *top, struct rb_root *root) continue; } syme->weight = sym_weight(syme, top); - rb_insert_active_sym(root, syme); + + if ((int)syme->snap_count >= top->count_filter) { + rb_insert_active_sym(root, syme); + ++top->rb_entries; + } sum_ksamples += syme->snap_count; for (j = 0; j < top->evlist->nr_entries; j++) |