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-rw-r--r--tools/perf/perf.c86
1 files changed, 29 insertions, 57 deletions
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 19fc7feb9d5..cf64049bc9b 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -14,6 +14,7 @@
#include "util/run-command.h"
#include "util/parse-events.h"
#include "util/string.h"
+#include "util/debugfs.h"
const char perf_usage_string[] =
"perf [--version] [--help] COMMAND [ARGS]";
@@ -89,8 +90,8 @@ static int handle_options(const char*** argv, int* argc, int* envchanged)
/*
* Check remaining flags.
*/
- if (!prefixcmp(cmd, "--exec-path")) {
- cmd += 11;
+ if (!prefixcmp(cmd, CMD_EXEC_PATH)) {
+ cmd += strlen(CMD_EXEC_PATH);
if (*cmd == '=')
perf_set_argv_exec_path(cmd + 1);
else {
@@ -117,8 +118,8 @@ static int handle_options(const char*** argv, int* argc, int* envchanged)
(*argv)++;
(*argc)--;
handled++;
- } else if (!prefixcmp(cmd, "--perf-dir=")) {
- setenv(PERF_DIR_ENVIRONMENT, cmd + 10, 1);
+ } else if (!prefixcmp(cmd, CMD_PERF_DIR)) {
+ setenv(PERF_DIR_ENVIRONMENT, cmd + strlen(CMD_PERF_DIR), 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--work-tree")) {
@@ -131,8 +132,8 @@ static int handle_options(const char*** argv, int* argc, int* envchanged)
*envchanged = 1;
(*argv)++;
(*argc)--;
- } else if (!prefixcmp(cmd, "--work-tree=")) {
- setenv(PERF_WORK_TREE_ENVIRONMENT, cmd + 12, 1);
+ } else if (!prefixcmp(cmd, CMD_WORK_TREE)) {
+ setenv(PERF_WORK_TREE_ENVIRONMENT, cmd + strlen(CMD_WORK_TREE), 1);
if (envchanged)
*envchanged = 1;
} else if (!strcmp(cmd, "--debugfs-dir")) {
@@ -146,8 +147,8 @@ static int handle_options(const char*** argv, int* argc, int* envchanged)
*envchanged = 1;
(*argv)++;
(*argc)--;
- } else if (!prefixcmp(cmd, "--debugfs-dir=")) {
- strncpy(debugfs_mntpt, cmd + 14, MAXPATHLEN);
+ } else if (!prefixcmp(cmd, CMD_DEBUGFS_DIR)) {
+ strncpy(debugfs_mntpt, cmd + strlen(CMD_DEBUGFS_DIR), MAXPATHLEN);
debugfs_mntpt[MAXPATHLEN - 1] = '\0';
if (envchanged)
*envchanged = 1;
@@ -284,17 +285,21 @@ static void handle_internal_command(int argc, const char **argv)
{
const char *cmd = argv[0];
static struct cmd_struct commands[] = {
- { "help", cmd_help, 0 },
- { "list", cmd_list, 0 },
- { "record", cmd_record, 0 },
- { "report", cmd_report, 0 },
- { "stat", cmd_stat, 0 },
- { "timechart", cmd_timechart, 0 },
- { "top", cmd_top, 0 },
- { "annotate", cmd_annotate, 0 },
- { "version", cmd_version, 0 },
- { "trace", cmd_trace, 0 },
- { "sched", cmd_sched, 0 },
+ { "buildid-list", cmd_buildid_list, 0 },
+ { "help", cmd_help, 0 },
+ { "list", cmd_list, 0 },
+ { "record", cmd_record, 0 },
+ { "report", cmd_report, 0 },
+ { "bench", cmd_bench, 0 },
+ { "stat", cmd_stat, 0 },
+ { "timechart", cmd_timechart, 0 },
+ { "top", cmd_top, 0 },
+ { "annotate", cmd_annotate, 0 },
+ { "version", cmd_version, 0 },
+ { "trace", cmd_trace, 0 },
+ { "sched", cmd_sched, 0 },
+ { "probe", cmd_probe, 0 },
+ { "kmem", cmd_kmem, 0 },
};
unsigned int i;
static const char ext[] = STRIP_EXTENSION;
@@ -382,45 +387,12 @@ static int run_argv(int *argcp, const char ***argv)
/* mini /proc/mounts parser: searching for "^blah /mount/point debugfs" */
static void get_debugfs_mntpt(void)
{
- FILE *file;
- char fs_type[100];
- char debugfs[MAXPATHLEN];
+ const char *path = debugfs_find_mountpoint();
- /*
- * try the standard location
- */
- if (valid_debugfs_mount("/sys/kernel/debug/") == 0) {
- strcpy(debugfs_mntpt, "/sys/kernel/debug/");
- return;
- }
-
- /*
- * try the sane location
- */
- if (valid_debugfs_mount("/debug/") == 0) {
- strcpy(debugfs_mntpt, "/debug/");
- return;
- }
-
- /*
- * give up and parse /proc/mounts
- */
- file = fopen("/proc/mounts", "r");
- if (file == NULL)
- return;
-
- while (fscanf(file, "%*s %"
- STR(MAXPATHLEN)
- "s %99s %*s %*d %*d\n",
- debugfs, fs_type) == 2) {
- if (strcmp(fs_type, "debugfs") == 0)
- break;
- }
- fclose(file);
- if (strcmp(fs_type, "debugfs") == 0) {
- strncpy(debugfs_mntpt, debugfs, MAXPATHLEN);
- debugfs_mntpt[MAXPATHLEN - 1] = '\0';
- }
+ if (path)
+ strncpy(debugfs_mntpt, path, sizeof(debugfs_mntpt));
+ else
+ debugfs_mntpt[0] = '\0';
}
int main(int argc, const char **argv)