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authorRay Kinsella <mdr@ashroe.eu>2021-11-26 09:02:20 +0000
committerDamjan Marion <dmarion@me.com>2022-01-27 15:54:02 +0000
commitaedcfaf80c8a7dd55dc2a7d85a0e9bd0d3d97569 (patch)
tree891b0a3b2b12acceab337dbf179a19e073201823 /src/plugins/perfmon/cli.c
parenta1175b726d428ab6e67e2fe35514099bffa43bc2 (diff)
perfmon: add cli to show perf config
Added a cli to show Linux perf config for a give perfmon bundle. This makes it easier to format Linux perf commands for next level analysis. Type: improvement Signed-off-by: Ray Kinsella <mdr@ashroe.eu> Change-Id: I9adafa7d441b72120390d186e3c8f884b1bc9828
Diffstat (limited to 'src/plugins/perfmon/cli.c')
-rw-r--r--src/plugins/perfmon/cli.c42
1 files changed, 33 insertions, 9 deletions
diff --git a/src/plugins/perfmon/cli.c b/src/plugins/perfmon/cli.c
index 0d962dca554..aa5b5636235 100644
--- a/src/plugins/perfmon/cli.c
+++ b/src/plugins/perfmon/cli.c
@@ -91,11 +91,19 @@ unformat_perfmon_source_name (unformat_input_t *input, va_list *args)
return p ? 1 : 0;
}
+typedef enum
+{
+ FORMAT_PERFMON_BUNDLE_NONE = 0,
+ FORMAT_PERFMON_BUNDLE_VERBOSE = 1,
+ FORMAT_PERFMON_BUNDLE_SHOW_CONFIG = 2
+} format_perfmon_bundle_args_t;
+
u8 *
format_perfmon_bundle (u8 *s, va_list *args)
{
perfmon_bundle_t *b = va_arg (*args, perfmon_bundle_t *);
- int verbose = va_arg (*args, int);
+ format_perfmon_bundle_args_t cfg =
+ va_arg (*args, format_perfmon_bundle_args_t);
int vl = 0;
@@ -109,7 +117,7 @@ format_perfmon_bundle (u8 *s, va_list *args)
if (b == 0) return format (s, "%-20s%-20s%-20s%s", "Name", "Type(s)",
"Source", "Description");
- if (verbose)
+ if (cfg != FORMAT_PERFMON_BUNDLE_NONE)
{
s = format (s, "name: %s\n", b->name);
s = format (s, "description: %s\n", b->description);
@@ -117,7 +125,14 @@ format_perfmon_bundle (u8 *s, va_list *args)
for (int i = 0; i < b->n_events; i++)
{
perfmon_event_t *e = b->src->events + b->events[i];
- s = format (s, "event %u: %s\n", i, e->name);
+ s = format (s, "event %u: %s", i, e->name);
+
+ format_function_t *format_config = b->src->format_config;
+
+ if (format_config && cfg == FORMAT_PERFMON_BUNDLE_SHOW_CONFIG)
+ s = format (s, " (%U)", format_config, e->config);
+
+ s = format (s, "\n");
}
}
else
@@ -159,6 +174,7 @@ show_perfmon_bundle_command_fn (vlib_main_t *vm, unformat_input_t *input,
unformat_input_t _line_input, *line_input = &_line_input;
perfmon_bundle_t *b = 0, **vb = 0;
int verbose = 0;
+ format_perfmon_bundle_args_t cfg = FORMAT_PERFMON_BUNDLE_NONE;
if (unformat_user (input, unformat_line_input, line_input))
{
@@ -176,23 +192,31 @@ show_perfmon_bundle_command_fn (vlib_main_t *vm, unformat_input_t *input,
unformat_free (line_input);
}
- if (vb == 0)
+ if (verbose) /* if verbose is specified */
+ cfg = FORMAT_PERFMON_BUNDLE_VERBOSE;
+
+ if (vb)
+ {
+ if (verbose) /* if verbose is specified with a bundle */
+ cfg = FORMAT_PERFMON_BUNDLE_SHOW_CONFIG;
+ else
+ cfg = FORMAT_PERFMON_BUNDLE_VERBOSE;
+ }
+ else
{
char *key;
hash_foreach_mem (key, b, pm->bundle_by_name, vec_add (vb, &b, 1););
}
- else
- verbose = 1;
- if (verbose == 0)
- vlib_cli_output (vm, "%U\n", format_perfmon_bundle, 0, 0);
+ if (cfg == FORMAT_PERFMON_BUNDLE_NONE)
+ vlib_cli_output (vm, "%U\n", format_perfmon_bundle, 0, cfg);
vec_sort_with_function (vb, bundle_name_sort_cmp);
for (int i = 0; i < vec_len (vb); i++)
/* bundle type will be unknown if no cpu_supports matched */
if (vb[i]->type_flags)
- vlib_cli_output (vm, "%U\n", format_perfmon_bundle, vb[i], verbose);
+ vlib_cli_output (vm, "%U\n", format_perfmon_bundle, vb[i], cfg);
vec_free (vb);
return 0;