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perf top: Honour --hide_{user,kernel}_symbols and the 'U' hotkey

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The new decay routine (__hists__decay_entries) wasn't being passed the
toggles, fix it.

Reported-by: Mike Galbraith <efault@gmx.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-hg6m0mi1colket982oq9hhly@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2011-10-17 09:05:04 -02:00
parent c73a3cb356
commit b079d4e975
3 changed files with 20 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
tools/perf/builtin-top.c
View File

@ -304,7 +304,9 @@ static void print_sym_table(void)
hists__collapse_resort_threaded(&top.sym_evsel->hists);
hists__output_resort_threaded(&top.sym_evsel->hists);
hists__decay_entries_threaded(&top.sym_evsel->hists);
hists__decay_entries_threaded(&top.sym_evsel->hists,
top.hide_user_symbols,
top.hide_kernel_symbols);
hists__output_recalc_col_len(&top.sym_evsel->hists, winsize.ws_row - 3);
putchar('\n');
hists__fprintf(&top.sym_evsel->hists, NULL, false, false,
@ -555,7 +557,9 @@ static void perf_top__sort_new_samples(void *arg)
hists__collapse_resort_threaded(&t->sym_evsel->hists);
hists__output_resort_threaded(&t->sym_evsel->hists);
hists__decay_entries_threaded(&t->sym_evsel->hists);
hists__decay_entries_threaded(&t->sym_evsel->hists,
top.hide_user_symbols,
top.hide_kernel_symbols);
hists__output_recalc_col_len(&t->sym_evsel->hists, winsize.ws_row - 3);
}

17
tools/perf/util/hist.c
View File

@ -108,7 +108,8 @@ static bool hists__decay_entry(struct hists *hists, struct hist_entry *he)
return he->period == 0;
}
static void __hists__decay_entries(struct hists *hists, bool threaded)
static void __hists__decay_entries(struct hists *hists, bool zap_user,
bool zap_kernel, bool threaded)
{
struct rb_node *next = rb_first(&hists->entries);
struct hist_entry *n;
@ -121,7 +122,10 @@ static void __hists__decay_entries(struct hists *hists, bool threaded)
* case some it gets new samples, we'll eventually free it when
* the user stops browsing and it agains gets fully decayed.
*/
if (hists__decay_entry(hists, n) && !n->used) {
if (((zap_user && n->level == '.') ||
(zap_kernel && n->level != '.') ||
hists__decay_entry(hists, n)) &&
!n->used) {
rb_erase(&n->rb_node, &hists->entries);
if (sort__need_collapse || threaded)
@ -133,14 +137,15 @@ static void __hists__decay_entries(struct hists *hists, bool threaded)
}
}
void hists__decay_entries(struct hists *hists)
void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel)
{
return __hists__decay_entries(hists, false);
return __hists__decay_entries(hists, zap_user, zap_kernel, false);
}
void hists__decay_entries_threaded(struct hists *hists)
void hists__decay_entries_threaded(struct hists *hists,
bool zap_user, bool zap_kernel)
{
return __hists__decay_entries(hists, true);
return __hists__decay_entries(hists, zap_user, zap_kernel, true);
}
/*

5
tools/perf/util/hist.h
View File

@ -78,8 +78,9 @@ void hists__output_resort_threaded(struct hists *hists);
void hists__collapse_resort(struct hists *self);
void hists__collapse_resort_threaded(struct hists *hists);
void hists__decay_entries(struct hists *hists);
void hists__decay_entries_threaded(struct hists *hists);
void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel);
void hists__decay_entries_threaded(struct hists *hists, bool zap_user,
bool zap_kernel);
void hists__output_recalc_col_len(struct hists *hists, int max_rows);
void hists__inc_nr_events(struct hists *self, u32 type);