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-rw-r--r--tools/perf/Documentation/perf-diff.txt4
-rw-r--r--tools/perf/builtin-diff.c29
-rw-r--r--tools/perf/ui/hist.c25
-rw-r--r--tools/perf/util/hist.h1
4 files changed, 7 insertions, 52 deletions
diff --git a/tools/perf/Documentation/perf-diff.txt b/tools/perf/Documentation/perf-diff.txt
index 194f37d..5b3123d 100644
--- a/tools/perf/Documentation/perf-diff.txt
+++ b/tools/perf/Documentation/perf-diff.txt
@@ -22,10 +22,6 @@ specified perf.data files.
OPTIONS
-------
--M::
---displacement::
- Show position displacement relative to baseline.
-
-D::
--dump-raw-trace::
Dump raw trace in ASCII.
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index d869029..b2e7d39 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -23,7 +23,6 @@ static char const *input_old = "perf.data.old",
*input_new = "perf.data";
static char diff__default_sort_order[] = "dso,symbol";
static bool force;
-static bool show_displacement;
static bool show_period;
static bool show_formula;
static bool show_baseline_only;
@@ -296,9 +295,8 @@ static void insert_hist_entry_by_name(struct rb_root *root,
rb_insert_color(&he->rb_node, root);
}
-static void hists__name_resort(struct hists *self, bool sort)
+static void hists__name_resort(struct hists *self)
{
- unsigned long position = 1;
struct rb_root tmp = RB_ROOT;
struct rb_node *next = rb_first(&self->entries);
@@ -306,16 +304,12 @@ static void hists__name_resort(struct hists *self, bool sort)
struct hist_entry *n = rb_entry(next, struct hist_entry, rb_node);
next = rb_next(&n->rb_node);
- n->position = position++;
- if (sort) {
- rb_erase(&n->rb_node, &self->entries);
- insert_hist_entry_by_name(&tmp, n);
- }
+ rb_erase(&n->rb_node, &self->entries);
+ insert_hist_entry_by_name(&tmp, n);
}
- if (sort)
- self->entries = tmp;
+ self->entries = tmp;
}
static struct perf_evsel *evsel_match(struct perf_evsel *evsel,
@@ -339,12 +333,8 @@ static void perf_evlist__resort_hists(struct perf_evlist *evlist, bool name)
hists__output_resort(hists);
- /*
- * The hists__name_resort only sets possition
- * if name is false.
- */
- if (name || ((!name) && show_displacement))
- hists__name_resort(hists, name);
+ if (name)
+ hists__name_resort(hists);
}
}
@@ -549,8 +539,6 @@ static const char * const diff_usage[] = {
static const struct option options[] = {
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show symbol address, etc)"),
- OPT_BOOLEAN('M', "displacement", &show_displacement,
- "Show position displacement relative to baseline"),
OPT_BOOLEAN('b', "baseline-only", &show_baseline_only,
"Show only items with match in baseline"),
OPT_CALLBACK('c', "compute", &compute,
@@ -585,7 +573,7 @@ static const struct option options[] = {
static void ui_init(void)
{
/*
- * Display baseline/delta/ratio/displacement/
+ * Display baseline/delta/ratio
* formula/periods columns.
*/
perf_hpp__column_enable(PERF_HPP__BASELINE);
@@ -604,9 +592,6 @@ static void ui_init(void)
BUG_ON(1);
};
- if (show_displacement)
- perf_hpp__column_enable(PERF_HPP__DISPL);
-
if (show_formula)
perf_hpp__column_enable(PERF_HPP__FORMULA);
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 1785bab..1889c12 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -351,30 +351,6 @@ static int hpp__entry_wdiff(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, buf);
}
-static int hpp__header_displ(struct perf_hpp *hpp)
-{
- return scnprintf(hpp->buf, hpp->size, "Displ.");
-}
-
-static int hpp__width_displ(struct perf_hpp *hpp __maybe_unused)
-{
- return 6;
-}
-
-static int hpp__entry_displ(struct perf_hpp *hpp,
- struct hist_entry *he)
-{
- struct hist_entry *pair = hist_entry__next_pair(he);
- long displacement = pair ? pair->position - he->position : 0;
- const char *fmt = symbol_conf.field_sep ? "%s" : "%6.6s";
- char buf[32] = " ";
-
- if (displacement)
- scnprintf(buf, sizeof(buf), "%+4ld", displacement);
-
- return scnprintf(hpp->buf, hpp->size, fmt, buf);
-}
-
static int hpp__header_formula(struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%70s";
@@ -427,7 +403,6 @@ struct perf_hpp_fmt perf_hpp__format[] = {
HPP__PRINT_FNS(delta),
HPP__PRINT_FNS(ratio),
HPP__PRINT_FNS(wdiff),
- HPP__PRINT_FNS(displ),
HPP__PRINT_FNS(formula)
};
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index c1b2fad..5b3b007 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -154,7 +154,6 @@ enum {
PERF_HPP__DELTA,
PERF_HPP__RATIO,
PERF_HPP__WEIGHTED_DIFF,
- PERF_HPP__DISPL,
PERF_HPP__FORMULA,
PERF_HPP__MAX_INDEX
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