perf list: Support long jevents descriptions

[cascardo/linux.git] / tools / perf / builtin-list.c

diff --git a/tools/perf/builtin-list.c b/tools/perf/builtin-list.c
index b14cb16..ba9322f 100644 (file)
--- a/tools/perf/builtin-list.c
+++ b/tools/perf/builtin-list.c
@@ -22,14 +22,17 @@ int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
 {
        int i;
        bool raw_dump = false;
+       bool long_desc_flag = false;
        struct option list_options[] = {
                OPT_BOOLEAN(0, "raw-dump", &raw_dump, "Dump raw events"),
                OPT_BOOLEAN('d', "desc", &desc_flag,
                            "Print extra event descriptions. --no-desc to not print."),
+               OPT_BOOLEAN('v', "long-desc", &long_desc_flag,
+                           "Print longer event descriptions."),
                OPT_END()
        };
        const char * const list_usage[] = {
-               "perf list [--no-desc] [hw|sw|cache|tracepoint|pmu|sdt|event_glob]",
+               "perf list [<options>] [hw|sw|cache|tracepoint|pmu|sdt|event_glob]",
                NULL
        };
 
@@ -44,7 +47,7 @@ int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
                printf("\nList of pre-defined events (to be used in -e):\n\n");
 
        if (argc == 0) {
-               print_events(NULL, raw_dump, !desc_flag);
+               print_events(NULL, raw_dump, !desc_flag, long_desc_flag);
                return 0;
        }
 
@@ -65,14 +68,16 @@ int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
                         strcmp(argv[i], "hwcache") == 0)
                        print_hwcache_events(NULL, raw_dump);
                else if (strcmp(argv[i], "pmu") == 0)
-                       print_pmu_events(NULL, raw_dump, !desc_flag);
+                       print_pmu_events(NULL, raw_dump, !desc_flag,
+                                               long_desc_flag);
                else if (strcmp(argv[i], "sdt") == 0)
                        print_sdt_events(NULL, NULL, raw_dump);
                else if ((sep = strchr(argv[i], ':')) != NULL) {
                        int sep_idx;
 
                        if (sep == NULL) {
-                               print_events(argv[i], raw_dump, !desc_flag);
+                               print_events(argv[i], raw_dump, !desc_flag,
+                                                       long_desc_flag);
                                continue;
                        }
                        sep_idx = sep - argv[i];
@@ -94,7 +99,8 @@ int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
                        print_symbol_events(s, PERF_TYPE_SOFTWARE,
                                            event_symbols_sw, PERF_COUNT_SW_MAX, raw_dump);
                        print_hwcache_events(s, raw_dump);
-                       print_pmu_events(s, raw_dump, !desc_flag);
+                       print_pmu_events(s, raw_dump, !desc_flag,
+                                               long_desc_flag);
                        print_tracepoint_events(NULL, s, raw_dump);
                        print_sdt_events(NULL, s, raw_dump);
                        free(s);