perf diff: Removing the total_period argument from output code

The total_period is available in struct hists data via the 'struct
hist_entry::hists' pointer. There's no need to carry it through the
output code path.

Removing 'struct perf_hpp::total_period' pointer, because it's no longer
needed.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1349354994-17853-7-git-send-email-namhyung@kernel.org
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

5 files changed, 35 insertions, 26 deletions

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index bbd11c2f69db..d359795454d0 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -569,7 +569,8 @@ static int hist_browser__show_callchain(struct hist_browser *browser,
 static int hist_browser__hpp_color_ ## _name(struct perf_hpp *hpp,      \
                                              struct hist_entry *he)     \
 {                                                                       \
-        double percent = 100.0 * he->_field / hpp->total_period;        \
+        struct hists *hists = he->hists;                                \
+        double percent = 100.0 * he->_field / hists->stats.total_period;\
         *(double *)hpp->ptr = percent;                                  \
         return scnprintf(hpp->buf, hpp->size, "%6.2f%%", percent);      \
 }
@@ -624,7 +625,6 @@ static int hist_browser__show_entry(struct hist_browser *browser,
                 struct perf_hpp hpp = {
                         .buf            = s,
                         .size           = sizeof(s),
-                        .total_period   = browser->hists->stats.total_period,
                 };
 
                 ui_browser__gotorc(&browser->b, row, 0);
diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index 2bc08f6af714..3cbb1d622ed2 100644
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -49,7 +49,8 @@ static const char *perf_gtk__get_percent_color(double percent)
 static int perf_gtk__hpp_color_ ## _name(struct perf_hpp *hpp,                  \
                                          struct hist_entry *he)                 \
 {                                                                               \
-        double percent = 100.0 * he->_field / hpp->total_period;                \
+        struct hists *hists = he->hists;                                        \
+        double percent = 100.0 * he->_field / hists->stats.total_period;        \
         const char *markup;                                                     \
         int ret = 0;                                                            \
                                                                                 \
@@ -102,7 +103,6 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
         struct perf_hpp hpp = {
                 .buf            = s,
                 .size           = sizeof(s),
-                .total_period   = hists->stats.total_period,
         };
 
         nr_cols = 0;
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index e8853f7780a3..7f043394bef1 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -18,14 +18,16 @@ static int hpp__width_overhead(struct perf_hpp *hpp __maybe_unused)
 
 static int hpp__color_overhead(struct perf_hpp *hpp, struct hist_entry *he)
 {
-        double percent = 100.0 * he->period / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period / hists->stats.total_period;
 
         return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%%", percent);
 }
 
 static int hpp__entry_overhead(struct perf_hpp *hpp, struct hist_entry *he)
 {
-        double percent = 100.0 * he->period / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period / hists->stats.total_period;
         const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%%";
 
         return scnprintf(hpp->buf, hpp->size, fmt, percent);
@@ -45,13 +47,16 @@ static int hpp__width_overhead_sys(struct perf_hpp *hpp __maybe_unused)
 
 static int hpp__color_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_sys / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_sys / hists->stats.total_period;
+
         return percent_color_snprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
 }
 
 static int hpp__entry_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_sys / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_sys / hists->stats.total_period;
         const char *fmt = symbol_conf.field_sep ? "%.2f" : "%6.2f%%";
 
         return scnprintf(hpp->buf, hpp->size, fmt, percent);
@@ -71,13 +76,16 @@ static int hpp__width_overhead_us(struct perf_hpp *hpp __maybe_unused)
 
 static int hpp__color_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_us / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_us / hists->stats.total_period;
+
         return percent_color_snprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
 }
 
 static int hpp__entry_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_us / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_us / hists->stats.total_period;
         const char *fmt = symbol_conf.field_sep ? "%.2f" : "%6.2f%%";
 
         return scnprintf(hpp->buf, hpp->size, fmt, percent);
@@ -96,14 +104,17 @@ static int hpp__width_overhead_guest_sys(struct perf_hpp *hpp __maybe_unused)
 static int hpp__color_overhead_guest_sys(struct perf_hpp *hpp,
                                          struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_guest_sys / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_guest_sys / hists->stats.total_period;
+
         return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%% ", percent);
 }
 
 static int hpp__entry_overhead_guest_sys(struct perf_hpp *hpp,
                                          struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_guest_sys / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_guest_sys / hists->stats.total_period;
         const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%% ";
 
         return scnprintf(hpp->buf, hpp->size, fmt, percent);
@@ -122,14 +133,17 @@ static int hpp__width_overhead_guest_us(struct perf_hpp *hpp __maybe_unused)
 static int hpp__color_overhead_guest_us(struct perf_hpp *hpp,
                                         struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_guest_us / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_guest_us / hists->stats.total_period;
+
         return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%% ", percent);
 }
 
 static int hpp__entry_overhead_guest_us(struct perf_hpp *hpp,
                                         struct hist_entry *he)
 {
-        double percent = 100.0 * he->period_guest_us / hpp->total_period;
+        struct hists *hists = he->hists;
+        double percent = 100.0 * he->period_guest_us / hists->stats.total_period;
         const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%% ";
 
         return scnprintf(hpp->buf, hpp->size, fmt, percent);
@@ -230,6 +244,7 @@ static int hpp__entry_delta(struct perf_hpp *hpp, struct hist_entry *he)
 {
         struct hist_entry *pair = he->pair;
         struct hists *pair_hists = pair ? pair->hists : NULL;
+        struct hists *hists = he->hists;
         u64 old_total, new_total;
         double old_percent = 0, new_percent = 0;
         double diff;
@@ -240,7 +255,7 @@ static int hpp__entry_delta(struct perf_hpp *hpp, struct hist_entry *he)
         if (old_total > 0 && pair)
                 old_percent = 100.0 * pair->period / old_total;
 
-        new_total = hpp->total_period;
+        new_total = hists->stats.total_period;
         if (new_total > 0)
                 new_percent = 100.0 * he->period / new_total;
 
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 1340c93aa619..850c6d293f46 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -292,9 +292,10 @@ static size_t hist_entry_callchain__fprintf(struct hist_entry *he,
 
 static size_t hist_entry__callchain_fprintf(struct hist_entry *he,
                                             struct hists *hists,
-                                            u64 total_period, FILE *fp)
+                                            FILE *fp)
 {
         int left_margin = 0;
+        u64 total_period = hists->stats.total_period;
 
         if (sort__first_dimension == SORT_COMM) {
                 struct sort_entry *se = list_first_entry(&hist_entry__sort_list,
@@ -307,14 +308,13 @@ static size_t hist_entry__callchain_fprintf(struct hist_entry *he,
 }
 
 static int hist_entry__fprintf(struct hist_entry *he, size_t size,
-                               struct hists *hists, u64 total_period, FILE *fp)
+                               struct hists *hists, FILE *fp)
 {
         char bf[512];
         int ret;
         struct perf_hpp hpp = {
                 .buf            = bf,
                 .size           = size,
-                .total_period   = total_period,
         };
         bool color = !symbol_conf.field_sep;
 
@@ -327,8 +327,7 @@ static int hist_entry__fprintf(struct hist_entry *he, size_t size,
         ret = fprintf(fp, "%s\n", bf);
 
         if (symbol_conf.use_callchain)
-                ret += hist_entry__callchain_fprintf(he, hists,
-                                                     total_period, fp);
+                ret += hist_entry__callchain_fprintf(he, hists, fp);
 
         return ret;
 }
@@ -339,7 +338,6 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
         struct sort_entry *se;
         struct rb_node *nd;
         size_t ret = 0;
-        u64 total_period;
         unsigned int width;
         const char *sep = symbol_conf.field_sep;
         const char *col_width = symbol_conf.col_width_list_str;
@@ -441,16 +439,13 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
                 goto out;
 
 print_entries:
-        total_period = hists->stats.total_period;
-
         for (nd = rb_first(&hists->entries); nd; nd = rb_next(nd)) {
                 struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
 
                 if (h->filtered)
                         continue;
 
-                ret += hist_entry__fprintf(h, max_cols, hists,
-                                           total_period, fp);
+                ret += hist_entry__fprintf(h, max_cols, hists, fp);
 
                 if (max_rows && ++nr_rows >= max_rows)
                         goto out;
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index a7f69d69dc66..66cb31fe81d2 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -117,7 +117,6 @@ void hists__calc_col_len(struct hists *hists, struct hist_entry *he);
 struct perf_hpp {
         char *buf;
         size_t size;
-        u64 total_period;
         const char *sep;
         void *ptr;
 };