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Message-ID: <tip-ohqyisr6qge79qa95ojslptx@git.kernel.org>
Date: Wed, 25 Jul 2018 13:40:25 -0700
From: tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: namhyung@...nel.org, acme@...hat.com, adrian.hunter@...el.com,
mingo@...nel.org, jolsa@...nel.org, linux-kernel@...r.kernel.org,
dsahern@...il.com, wangnan0@...wei.com, hpa@...or.com,
tglx@...utronix.de
Subject: [tip:perf/core] perf hists: Clarify callchain disabling when
available
Commit-ID: e9de7e2f7e22989fefc760cf0920062c58b2b2b1
Gitweb: https://git.kernel.org/tip/e9de7e2f7e22989fefc760cf0920062c58b2b2b1
Author: Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Wed, 20 Jun 2018 15:58:20 -0300
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 24 Jul 2018 14:37:33 -0300
perf hists: Clarify callchain disabling when available
We want to allow having mixed events with/without callchains, not
using a global flag to show callchains, but allowing supressing
callchains when they are present.
So invert the logic of the last parameter to hists__fprint() to
that effect.
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Wang Nan <wangnan0@...wei.com>
Link: https://lkml.kernel.org/n/tip-ohqyisr6qge79qa95ojslptx@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/builtin-c2c.c | 4 ++--
tools/perf/builtin-diff.c | 2 +-
tools/perf/builtin-report.c | 4 ++--
tools/perf/builtin-top.c | 2 +-
tools/perf/ui/stdio/hist.c | 8 ++++----
tools/perf/util/hist.h | 2 +-
6 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 6a8738f7ead3..f2ea85ee573f 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -2193,7 +2193,7 @@ static void print_cacheline(struct c2c_hists *c2c_hists,
fprintf(out, "%s\n", bf);
fprintf(out, " -------------------------------------------------------------\n");
- hists__fprintf(&c2c_hists->hists, false, 0, 0, 0, out, true);
+ hists__fprintf(&c2c_hists->hists, false, 0, 0, 0, out, false);
}
static void print_pareto(FILE *out)
@@ -2268,7 +2268,7 @@ static void perf_c2c__hists_fprintf(FILE *out, struct perf_session *session)
fprintf(out, "=================================================\n");
fprintf(out, "#\n");
- hists__fprintf(&c2c.hists.hists, true, 0, 0, 0, stdout, false);
+ hists__fprintf(&c2c.hists.hists, true, 0, 0, 0, stdout, true);
fprintf(out, "\n");
fprintf(out, "=================================================\n");
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index d660cb7b222b..39db2ee32d48 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -696,7 +696,7 @@ static void hists__process(struct hists *hists)
hists__output_resort(hists, NULL);
hists__fprintf(hists, !quiet, 0, 0, 0, stdout,
- symbol_conf.use_callchain);
+ !symbol_conf.use_callchain);
}
static void data__fprintf(void)
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index c04dc7b53797..02f7a3c27761 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -478,8 +478,8 @@ static int perf_evlist__tty_browse_hists(struct perf_evlist *evlist,
hists__fprintf_nr_sample_events(hists, rep, evname, stdout);
hists__fprintf(hists, !quiet, 0, 0, rep->min_percent, stdout,
- symbol_conf.use_callchain ||
- symbol_conf.show_branchflag_count);
+ !(symbol_conf.use_callchain ||
+ symbol_conf.show_branchflag_count));
fprintf(stdout, "\n\n");
}
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index ffdc2769ff9f..d21d8751e749 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -307,7 +307,7 @@ static void perf_top__print_sym_table(struct perf_top *top)
hists__output_recalc_col_len(hists, top->print_entries - printed);
putchar('\n');
hists__fprintf(hists, false, top->print_entries - printed, win_width,
- top->min_percent, stdout, symbol_conf.use_callchain);
+ top->min_percent, stdout, !symbol_conf.use_callchain);
}
static void prompt_integer(int *target, const char *msg)
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 69b7a28f7a1c..74c4ae1f0a05 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -529,7 +529,7 @@ out:
static int hist_entry__fprintf(struct hist_entry *he, size_t size,
char *bf, size_t bfsz, FILE *fp,
- bool use_callchain)
+ bool ignore_callchains)
{
int ret;
int callchain_ret = 0;
@@ -550,7 +550,7 @@ static int hist_entry__fprintf(struct hist_entry *he, size_t size,
ret = fprintf(fp, "%s\n", bf);
- if (hist_entry__has_callchains(he) && use_callchain)
+ if (hist_entry__has_callchains(he) && !ignore_callchains)
callchain_ret = hist_entry_callchain__fprintf(he, total_period,
0, fp);
@@ -755,7 +755,7 @@ int hists__fprintf_headers(struct hists *hists, FILE *fp)
size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
int max_cols, float min_pcnt, FILE *fp,
- bool use_callchain)
+ bool ignore_callchains)
{
struct rb_node *nd;
size_t ret = 0;
@@ -799,7 +799,7 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
if (percent < min_pcnt)
continue;
- ret += hist_entry__fprintf(h, max_cols, line, linesz, fp, use_callchain);
+ ret += hist_entry__fprintf(h, max_cols, line, linesz, fp, ignore_callchains);
if (max_rows && ++nr_rows >= max_rows)
break;
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 73049f7f0f60..3badd7f1e1b8 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -181,7 +181,7 @@ size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
int max_cols, float min_pcnt, FILE *fp,
- bool use_callchain);
+ bool ignore_callchains);
size_t perf_evlist__fprintf_nr_events(struct perf_evlist *evlist, FILE *fp);
void hists__filter_by_dso(struct hists *hists);
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