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perf config: Introduce default config key-value pairs arrays

PATCH Superseded Taeung Song 1 participant 5 messages May 11, 2016 perf events

v2 of 9 Superseded Latest is v9 →

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#0 lore raw

v2 cover perf config: Introduce default config key-value pairs arrays

We currently use values of actual type(int, bool, char *, etc.) when initializing default perf config values.

For example,
If there isn't user config value at ~/.perfconfig for 'annotate.use_offset' config variable, default value for it is 'true' bool type value in perf like below.

At ui/browsers/annoate.c

static struct annotate_browser_opt {
       bool hide_src_code,
            use_offset,
	    jump_arrows,
	    show_linenr,
	    show_nr_jumps,
	    show_total_period;
} annotate_browser__opts = {

.use_offset = true,
.jump_arrows = true,
};

But I suggest using new config arrays that have all default config key-value pairs and then initializing default config values with them.
Because if we do, we can manage default perf config values at one spot (like util/config.c) and It can be easy and simple to modify default config values or add new configs.

For example,
If we use new default config arrays and there isn't user config value for 'annoate.use_offset' default value for it will be set as annotate_config_items[CONFIG_ANNOATE_USE_OFFSET].value instead of actual boolean type value 'true'.

IMHO, I think it should be needed to use new default config arrays to manage default perf config values more effectively.
And this pathset contains patchs for only 'colors' and 'annoate' section because waiting for other opinions.

If you review this patchset, I'd appreciate it :-)

Thanks,
Taeung

v2:
- rename 'ui_browser__config_gcolors' to 'ui_browser__config_colors' (Arnaldo)
- change 'ground colors' to '{back, fore}ground colors' (Arnaldo)
- use strtok + ltrim instead of strchr and while (isspace(*++bg)); (Arnaldo)

Taeung Song (4):
perf config: Introduce default_config_item for all default config
key-value pairs
perf tools: Separate out code setting {back, fore}ground colors from
ui_browser__color_config
perf config: Initialize ui_browser__colorsets with default config
items
perf config: Initialize annotate_browser__opts with default config
items

 tools/perf/ui/browser.c           |  87 ++++++++++++++--------
 tools/perf/ui/browser.h           |   1 +
 tools/perf/ui/browsers/annotate.c |  12 ++-
 tools/perf/ui/tui/setup.c         |   1 +
 tools/perf/util/cache.h           |   1 +
 tools/perf/util/config.c          | 150 +++++++++++++++++++++++++++++++++++++-
 tools/perf/util/config.h          |  74 ++++++++++++++++++-
 7 files changed, 289 insertions(+), 37 deletions(-)
Signature · 1 line
2.5.0
#1 lore raw

PATCH v2 1/4 perf config: Introduce default_config_item for all default config key-value pairs

We currently use values of actual type(int, bool, char *, etc.) when initializing default perf config values.

But I suggest using new config arrays(default_config_items) that have all default perf config key-value pairs.

Because if we do, we can manage default perf config values at one spot (like util/config.c) and it can be easy and simple to modify default config values or add new configs.

In the near future, this could be used when showing all configs with default values, initializing default values of each actual config variable with the default_config_item arrays and etc.

Cc Namhyung Kim <[email protected]>
Cc Masami Hiramatsu <[email protected]>
Cc Jiri Olsa <[email protected]>
---
 tools/perf/util/config.c | 150 ++++++++++++++++++++++++++++++++++++++++++++++-
 tools/perf/util/config.h |  46 ++++++++++++++-
 2 files changed, 194 insertions(+), 2 deletions(-)
tools/perf/util/config.c +149 -1
index dad7d82..3a72ed7 100644
@@ -29,6 +29,154 @@ static int config_file_eof;
 
 const char *config_exclusive_filename;
 
+const struct perf_config_section default_sections[] = {
+	{ .name = "colors" },
+	{ .name = "tui" },
+	{ .name = "buildid" },
+	{ .name = "annotate" },
+	{ .name = "gtk" },
+	{ .name = "pager" },
+	{ .name = "help" },
+	{ .name = "hist" },
+	{ .name = "ui" },
+	{ .name = "call-graph" },
+	{ .name = "report" },
+	{ .name = "top" },
+	{ .name = "man" },
+	{ .name = "kmem" },
+	{ .name = "intel-pt" },
+	{ .name = "convert" },
+};
+
+const struct default_config_item colors_config_items[] = {
+	CONF_STR_VAR("top", "red, default"),
+	CONF_STR_VAR("medium", "green, default"),
+	CONF_STR_VAR("normal", "default, default"),
+	CONF_STR_VAR("selected", "black, yellow"),
+	CONF_STR_VAR("jump_arrows", "blue, default"),
+	CONF_STR_VAR("addr", "magenta, default"),
+	CONF_STR_VAR("root", "white, blue"),
+	CONF_END()
+};
+
+const struct default_config_item tui_config_items[] = {
+	CONF_BOOL_VAR("report", true),
+	CONF_BOOL_VAR("annotate", true),
+	CONF_BOOL_VAR("top", true),
+	CONF_END()
+};
+
+const struct default_config_item buildid_config_items[] = {
+	CONF_STR_VAR("dir", "~/.debug"),
+	CONF_END()
+};
+
+const struct default_config_item annotate_config_items[] = {
+	CONF_BOOL_VAR("hide_src_code", false),
+	CONF_BOOL_VAR("use_offset", true),
+	CONF_BOOL_VAR("jump_arrows", true),
+	CONF_BOOL_VAR("show_nr_jumps", false),
+	CONF_BOOL_VAR("show_linenr", false),
+	CONF_BOOL_VAR("show_total_period", false),
+	CONF_END()
+};
+
+const struct default_config_item gtk_config_items[] = {
+	CONF_BOOL_VAR("annotate", false),
+	CONF_BOOL_VAR("report", false),
+	CONF_BOOL_VAR("top", false),
+	CONF_END()
+};
+
+const struct default_config_item pager_config_items[] = {
+	CONF_BOOL_VAR("cmd", true),
+	CONF_BOOL_VAR("report", true),
+	CONF_BOOL_VAR("annotate", true),
+	CONF_BOOL_VAR("top", true),
+	CONF_BOOL_VAR("diff", true),
+	CONF_END()
+};
+
+const struct default_config_item help_config_items[] = {
+	CONF_STR_VAR("format", "man"),
+	CONF_INT_VAR("autocorrect", 0),
+	CONF_END()
+};
+
+const struct default_config_item hist_config_items[] = {
+	CONF_STR_VAR("percentage", "absolute"),
+	CONF_END()
+};
+
+const struct default_config_item ui_config_items[] = {
+	CONF_BOOL_VAR("show-headers", true),
+	CONF_END()
+};
+
+const struct default_config_item call_graph_config_items[] = {
+	CONF_STR_VAR("record-mode", "fp"),
+	CONF_LONG_VAR("dump-size", 8192),
+	CONF_STR_VAR("print-type", "graph"),
+	CONF_STR_VAR("order", "callee"),
+	CONF_STR_VAR("sort-key", "function"),
+	CONF_DOUBLE_VAR("threshold", 0.5),
+	CONF_LONG_VAR("print-limit", 0),
+	CONF_END()
+};
+
+const struct default_config_item report_config_items[] = {
+	CONF_BOOL_VAR("group", true),
+	CONF_BOOL_VAR("children", true),
+	CONF_FLOAT_VAR("percent-limit", 0),
+	CONF_U64_VAR("queue-size", 0),
+	CONF_END()
+};
+
+const struct default_config_item top_config_items[] = {
+	CONF_BOOL_VAR("children", true),
+	CONF_END()
+};
+
+const struct default_config_item man_config_items[] = {
+	CONF_STR_VAR("viewer", "man"),
+	CONF_END()
+};
+
+const struct default_config_item kmem_config_items[] = {
+	CONF_STR_VAR("default", "slab"),
+	CONF_END()
+};
+
+const struct default_config_item intel_pt_config_items[] = {
+	CONF_INT_VAR("cache-divisor", 64),
+	CONF_BOOL_VAR("mispred-all", false),
+	CONF_END()
+};
+
+const struct default_config_item convert_config_items[] = {
+	CONF_U64_VAR("queue-size", 0),
+	CONF_END()
+};
+
+const struct default_config_item *default_config_items[] = {
+	colors_config_items,
+	tui_config_items,
+	buildid_config_items,
+	annotate_config_items,
+	gtk_config_items,
+	pager_config_items,
+	help_config_items,
+	hist_config_items,
+	ui_config_items,
+	call_graph_config_items,
+	report_config_items,
+	top_config_items,
+	man_config_items,
+	kmem_config_items,
+	intel_pt_config_items,
+	convert_config_items,
+};
+
 static int get_next_char(void)
 {
 	int c;
@@ -677,7 +825,7 @@ static void perf_config_section__purge(struct perf_config_section *section)
 static void perf_config_section__delete(struct perf_config_section *section)
 {
 	perf_config_section__purge(section);
-	zfree(&section->name);
+	zfree((char **)&section->name);
 	free(section);
 }
 
tools/perf/util/config.h +45 -1

64 lines not on this page · raw message

Signature · 1 line
2.5.0
#2 lore raw

PATCH v2 2/4 perf tools: Separate out code setting {back, fore}ground colors from ui_browser__color_config

In reply to Taeung Song

ui_browser__color_config() set foreground and background
colors values in ui_browser__colorsets.
But it can be reused by other functions so make ui_browser__config_colors() bringing it from ui_browser__color_config().

Cc Namhyung Kim <[email protected]>
Cc Jiri Olsa <[email protected]>
---
 tools/perf/ui/browser.c | 41 ++++++++++++++++++++++++-----------------
 1 file changed, 24 insertions(+), 17 deletions(-)
tools/perf/ui/browser.c +24 -17
index af68a9d..c905445 100644
@@ -553,12 +553,31 @@ static struct ui_browser_colorset {
 	}
 };
 
+static int ui_browser__config_colors(struct ui_browser_colorset *ui_browser_color,
+				     const char *value)
+{
+	char *fg = NULL, *bg;
+
+	fg = strdup(value);
+	if (fg == NULL)
+		return -1;
+
+	bg = strtok(fg, ",");
+	if (bg == NULL) {
+		free(fg);
+		return -1;
+	}
+	ltrim(bg);
+
+	ui_browser_color->fg = fg;
+	ui_browser_color->bg = bg;
+	return 0;
+}
 
 static int ui_browser__color_config(const char *var, const char *value,
 				    void *data __maybe_unused)
 {
-	char *fg = NULL, *bg;
-	int i;
+	int i, ret;
 
 	/* same dir for all commands */
 	if (prefixcmp(var, "colors.") != 0)
@@ -570,23 +589,11 @@ static int ui_browser__color_config(const char *var, const char *value,
 		if (strcmp(ui_browser__colorsets[i].name, name) != 0)
 			continue;
 
-		fg = strdup(value);
-		if (fg == NULL)
-			break;
-
-		bg = strchr(fg, ',');
-		if (bg == NULL)
-			break;
-
-		*bg = '\0';
-		while (isspace(*++bg));
-		ui_browser__colorsets[i].bg = bg;
-		ui_browser__colorsets[i].fg = fg;
-		return 0;
+		ret = ui_browser__config_colors(&ui_browser__colorsets[i], value);
+		break;
 	}
 
-	free(fg);
-	return -1;
+	return ret;
 }
 
 void ui_browser__argv_seek(struct ui_browser *browser, off_t offset, int whence)
Signature · 1 line
2.5.0
#3 lore raw

PATCH v2 3/4 perf config: Initialize ui_browser__colorsets with default config items

In reply to Taeung Song

Set default config values for 'colors' section with 'colors_config_items[]' instead of actual const char * type values.
(e.g. using colors_config_item[CONFIG_COLORS_TOP].value
instead of "red, default" string value for 'colors.top')

Cc Namhyung Kim <[email protected]>
Cc Jiri Olsa <[email protected]>
---
 tools/perf/ui/browser.c   | 46 ++++++++++++++++++++++++++++++++--------------
 tools/perf/ui/browser.h   |  1 +
 tools/perf/ui/tui/setup.c |  1 +
 tools/perf/util/cache.h   |  1 +
 tools/perf/util/config.h  | 12 ++++++++++++
 5 files changed, 47 insertions(+), 14 deletions(-)
tools/perf/ui/browser.c +32 -14
index c905445..7b5d64b 100644
@@ -509,44 +509,30 @@ static struct ui_browser_colorset {
 	{
 		.colorset = HE_COLORSET_TOP,
 		.name	  = "top",
-		.fg	  = "red",
-		.bg	  = "default",
 	},
 	{
 		.colorset = HE_COLORSET_MEDIUM,
 		.name	  = "medium",
-		.fg	  = "green",
-		.bg	  = "default",
 	},
 	{
 		.colorset = HE_COLORSET_NORMAL,
 		.name	  = "normal",
-		.fg	  = "default",
-		.bg	  = "default",
 	},
 	{
 		.colorset = HE_COLORSET_SELECTED,
 		.name	  = "selected",
-		.fg	  = "black",
-		.bg	  = "yellow",
 	},
 	{
 		.colorset = HE_COLORSET_JUMP_ARROWS,
 		.name	  = "jump_arrows",
-		.fg	  = "blue",
-		.bg	  = "default",
 	},
 	{
 		.colorset = HE_COLORSET_ADDR,
 		.name	  = "addr",
-		.fg	  = "magenta",
-		.bg	  = "default",
 	},
 	{
 		.colorset = HE_COLORSET_ROOT,
 		.name	  = "root",
-		.fg	  = "white",
-		.bg	  = "blue",
 	},
 	{
 		.name = NULL,
@@ -589,6 +575,7 @@ static int ui_browser__color_config(const char *var, const char *value,
 		if (strcmp(ui_browser__colorsets[i].name, name) != 0)
 			continue;
 
+		zfree((char **)&ui_browser__colorsets[i].fg);
 		ret = ui_browser__config_colors(&ui_browser__colorsets[i], value);
 		break;
 	}
@@ -743,10 +730,41 @@ void __ui_browser__line_arrow(struct ui_browser *browser, unsigned int column,
 		__ui_browser__line_arrow_down(browser, column, start, end);
 }
 
+static void ui_browser__free_color_configs(void)
+{
+	int i;
+
+	for (i = 0; ui_browser__colorsets[i].name != NULL; ++i)
+		zfree((char **)&ui_browser__colorsets[i].fg);
+}
+
+void ui_browser__free(void)
+{
+	ui_browser__free_color_configs();
+}
+
+static void ui_browser__init_colorsets(void)
+{
+	int i, j;
+
+	for (i = 0; ui_browser__colorsets[i].name != NULL; ++i) {
+		const char *name = ui_browser__colorsets[i].name;
+
+		for (j = 0; colors_config_items[j].name != NULL; j++) {
+			if (!strcmp(name, colors_config_items[j].name)) {
+				ui_browser__config_colors(&ui_browser__colorsets[i],
+							  colors_config_items[j].value.s);
+				break;
+			}
+		}
+	}
+}
+
 void ui_browser__init(void)
 {
 	int i = 0;
 
+	ui_browser__init_colorsets();
 	perf_config(ui_browser__color_config, NULL);
 
 	while (ui_browser__colorsets[i].name) {
tools/perf/ui/browser.h +1 -0
index be3b70e..7a83a1a 100644
@@ -74,5 +74,6 @@ void ui_browser__list_head_seek(struct ui_browser *browser, off_t offset, int wh
 unsigned int ui_browser__list_head_refresh(struct ui_browser *browser);
 
 void ui_browser__init(void);
+void ui_browser__free(void);
 void annotate_browser__init(void);
 #endif /* _PERF_UI_BROWSER_H_ */
tools/perf/ui/tui/setup.c +1 -0
index 7dfeba0..7999a57 100644
@@ -171,4 +171,5 @@ void ui__exit(bool wait_for_ok)
 	SLang_reset_tty();
 
 	perf_error__unregister(&perf_tui_eops);
+	ui_browser__free();
 }
tools/perf/util/cache.h +1 -0
index 1f5a93c..8eab653 100644
@@ -7,6 +7,7 @@
 #include <subcmd/pager.h>
 #include "../perf.h"
 #include "../ui/ui.h"
+#include "config.h"
 
 #include <linux/string.h>
 
tools/perf/util/config.h +12 -0
index 84414af..e0c8392 100644
@@ -44,6 +44,16 @@ struct perf_config_set {
 	struct list_head sections;
 };
 
+enum colors_config_items_idx {
+	CONFIG_COLORS_TOP,
+	CONFIG_COLORS_MEDIUM,
+	CONFIG_COLORS_NORMAL,
+	CONFIG_COLORS_SELECTED,
+	CONFIG_COLORS_JUMP_ARROWS,
+	CONFIG_COLORS_ADDR,
+	CONFIG_COLORS_ROOT,
+};
+
 #define CONF_VAR(_name, _field, _val, _type)			\
 	{ .name = _name, .value._field = _val, .type = _type }
 
@@ -64,6 +74,8 @@ struct perf_config_set {
 #define CONF_END()					\
 	{ .name = NULL }
 
+extern const struct default_config_item colors_config_items[];
+
 struct perf_config_set *perf_config_set__new(void);
 void perf_config_set__delete(struct perf_config_set *set);
 
Signature · 1 line
2.5.0
#4 lore raw

PATCH v2 4/4 perf config: Initialize annotate_browser__opts with default config items

In reply to Taeung Song

Set default config values for 'annotate' section with 'annotate_config_items[]' instead of actual bool type values.
(e.g. using annotate_config_items[CONFIG_ANNOTATE_USE_OFFSET].value instead of 'true' bool type value for 'annotate.use_offset'.)

Cc Namhyung Kim <[email protected]>
Cc Jiri Olsa <[email protected]>
---
 tools/perf/ui/browsers/annotate.c | 12 ++++++++----
 tools/perf/util/config.h          | 16 ++++++++++++++++
 2 files changed, 24 insertions(+), 4 deletions(-)
tools/perf/ui/browsers/annotate.c +8 -4
index 4fc208e..f52e1ea 100644
@@ -37,10 +37,7 @@ static struct annotate_browser_opt {
 	     show_linenr,
 	     show_nr_jumps,
 	     show_total_period;
-} annotate_browser__opts = {
-	.use_offset	= true,
-	.jump_arrows	= true,
-};
+} annotate_browser__opts;
 
 struct annotate_browser {
 	struct ui_browser b;
@@ -1160,5 +1157,12 @@ static int annotate__config(const char *var, const char *value,
 
 void annotate_browser__init(void)
 {
+	annotate_browser__opts.hide_src_code = CONF_ANNOTATE_DEFAULT_VAL(HIDE_SRC_CODE, b);
+	annotate_browser__opts.use_offset = CONF_ANNOTATE_DEFAULT_VAL(USE_OFFSET, b);
+	annotate_browser__opts.jump_arrows = CONF_ANNOTATE_DEFAULT_VAL(JUMP_ARROWS, b);
+	annotate_browser__opts.show_linenr = CONF_ANNOTATE_DEFAULT_VAL(SHOW_LINENR, b);
+	annotate_browser__opts.show_nr_jumps = CONF_ANNOTATE_DEFAULT_VAL(SHOW_NR_JUMPS, b);
+	annotate_browser__opts.show_total_period = CONF_ANNOTATE_DEFAULT_VAL(SHOW_TOTAL_PERIOD, b);
+
 	perf_config(annotate__config, NULL);
 }
tools/perf/util/config.h +16 -0
index e0c8392..344b344 100644
@@ -54,6 +54,15 @@ enum colors_config_items_idx {
 	CONFIG_COLORS_ROOT,
 };
 
+enum annotate_config_items_idx {
+	CONFIG_ANNOTATE_HIDE_SRC_CODE,
+	CONFIG_ANNOTATE_USE_OFFSET,
+	CONFIG_ANNOTATE_JUMP_ARROWS,
+	CONFIG_ANNOTATE_SHOW_NR_JUMPS,
+	CONFIG_ANNOTATE_SHOW_LINENR,
+	CONFIG_ANNOTATE_SHOW_TOTAL_PERIOD,
+};
+
 #define CONF_VAR(_name, _field, _val, _type)			\
 	{ .name = _name, .value._field = _val, .type = _type }
 
@@ -74,7 +83,14 @@ enum colors_config_items_idx {
 #define CONF_END()					\
 	{ .name = NULL }
 
+#define CONF_DEFAULT_VAL(section, name, field)			\
+	section##_config_items[CONFIG_##name].value.field
+
+#define CONF_ANNOTATE_DEFAULT_VAL(name, field)			\
+	CONF_DEFAULT_VAL(annotate, ANNOTATE_##name, field)
+
 extern const struct default_config_item colors_config_items[];
+extern const struct default_config_item annotate_config_items[];
 
 struct perf_config_set *perf_config_set__new(void);
 void perf_config_set__delete(struct perf_config_set *set);
Signature · 1 line
2.5.0