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authorNamhyung Kim <namhyung@kernel.org>2014-03-18 11:31:39 +0900
committerJiri Olsa <jolsa@kernel.org>2014-05-21 11:45:35 +0200
commit512ae1bd6acb811c72e44e2540099eccd31f773d (patch)
treedce8f54594f284e88b113ffd60584869dcb32479 /tools/perf
parenta2ce067e55e328f1a6fe3dddf77a173381ffdfe1 (diff)
downloadblackbird-op-linux-512ae1bd6acb811c72e44e2540099eccd31f773d.tar.gz
blackbird-op-linux-512ae1bd6acb811c72e44e2540099eccd31f773d.zip
perf tools: Consolidate management of default sort orders
The perf uses different default sort orders for different use-cases, and this was scattered throughout the code. Add get_default_sort_ order() function to handle this and change initial value of sort_order to NULL to distinguish it from user-given one. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1400480762-22852-10-git-send-email-namhyung@kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/builtin-diff.c4
-rw-r--r--tools/perf/builtin-report.c18
-rw-r--r--tools/perf/builtin-top.c3
-rw-r--r--tools/perf/util/sort.c28
-rw-r--r--tools/perf/util/sort.h2
5 files changed, 31 insertions, 24 deletions
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index b60c711d4e72..8bff543acaab 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -60,7 +60,6 @@ static int data__files_cnt;
#define data__for_each_file(i, d) data__for_each_file_start(i, d, 0)
#define data__for_each_file_new(i, d) data__for_each_file_start(i, d, 1)
-static char diff__default_sort_order[] = "dso,symbol";
static bool force;
static bool show_period;
static bool show_formula;
@@ -1142,7 +1141,6 @@ int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused)
{
perf_config(perf_default_config, NULL);
- sort_order = diff__default_sort_order;
argc = parse_options(argc, argv, options, diff_usage, 0);
if (symbol__init() < 0)
@@ -1153,6 +1151,8 @@ int cmd_diff(int argc, const char **argv, const char *prefix __maybe_unused)
ui_init();
+ sort__mode = SORT_MODE__DIFF;
+
if (setup_sorting() < 0)
usage_with_options(diff_usage, options);
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index d0180d5de781..f4d640cfdf16 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -805,30 +805,12 @@ repeat:
if (branch_mode == -1 && has_br_stack)
sort__mode = SORT_MODE__BRANCH;
- /* sort__mode could be NORMAL if --no-branch-stack */
- if (sort__mode == SORT_MODE__BRANCH) {
- /*
- * if no sort_order is provided, then specify
- * branch-mode specific order
- */
- if (sort_order == default_sort_order)
- sort_order = "comm,dso_from,symbol_from,"
- "dso_to,symbol_to";
-
- }
if (report.mem_mode) {
if (sort__mode == SORT_MODE__BRANCH) {
pr_err("branch and mem mode incompatible\n");
goto error;
}
sort__mode = SORT_MODE__MEMORY;
-
- /*
- * if no sort_order is provided, then specify
- * branch-mode specific order
- */
- if (sort_order == default_sort_order)
- sort_order = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
}
if (setup_sorting() < 0) {
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 4fef1e415129..34764b6eabf9 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1137,8 +1137,7 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
if (argc)
usage_with_options(top_usage, options);
- if (sort_order == default_sort_order)
- sort_order = "dso,symbol";
+ sort__mode = SORT_MODE__TOP;
if (setup_sorting() < 0) {
parse_options_usage(top_usage, options, "s", 1);
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 916652af8304..d64c1e58f1b1 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -8,7 +8,11 @@ regex_t parent_regex;
const char default_parent_pattern[] = "^sys_|^do_page_fault";
const char *parent_pattern = default_parent_pattern;
const char default_sort_order[] = "comm,dso,symbol";
-const char *sort_order = default_sort_order;
+const char default_branch_sort_order[] = "comm,dso_from,symbol_from,dso_to,symbol_to";
+const char default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
+const char default_top_sort_order[] = "dso,symbol";
+const char default_diff_sort_order[] = "dso,symbol";
+const char *sort_order;
regex_t ignore_callees_regex;
int have_ignore_callees = 0;
int sort__need_collapse = 0;
@@ -1218,11 +1222,31 @@ int sort_dimension__add(const char *tok)
return -ESRCH;
}
+static const char *get_default_sort_order(void)
+{
+ const char *default_sort_orders[] = {
+ default_sort_order,
+ default_branch_sort_order,
+ default_mem_sort_order,
+ default_top_sort_order,
+ default_diff_sort_order,
+ };
+
+ BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));
+
+ return default_sort_orders[sort__mode];
+}
+
int setup_sorting(void)
{
- char *tmp, *tok, *str = strdup(sort_order);
+ char *tmp, *tok, *str;
+ const char *sort_keys = sort_order;
int ret = 0;
+ if (sort_keys == NULL)
+ sort_keys = get_default_sort_order();
+
+ str = strdup(sort_keys);
if (str == NULL) {
error("Not enough memory to setup sort keys");
return -ENOMEM;
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 43e5ff42a609..1a7295255dc9 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -133,6 +133,8 @@ enum sort_mode {
SORT_MODE__NORMAL,
SORT_MODE__BRANCH,
SORT_MODE__MEMORY,
+ SORT_MODE__TOP,
+ SORT_MODE__DIFF,
};
enum sort_type {
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