Merge branches 'pm-core', 'pm-qos', 'pm-domains' and 'pm-opp'

[linux.git] / tools / perf / perf.c

diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index 0324cd15e42a6edb9ec574bf61e3499bc460f8dd..6d5479e03e0dbc080531f3037d5fe5a6644bc3c9 100644 (file)
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -71,6 +71,7 @@ static struct cmd_struct commands[] = {
        { "inject",     cmd_inject,     0 },
        { "mem",        cmd_mem,        0 },
        { "data",       cmd_data,       0 },
+       { "ftrace",     cmd_ftrace,     0 },
 };
 
 struct pager_config {
@@ -89,11 +90,12 @@ static int pager_command_config(const char *var, const char *value, void *data)
 /* returns 0 for "no pager", 1 for "use pager", and -1 for "not specified" */
 int check_pager_config(const char *cmd)
 {
+       int err;
        struct pager_config c;
        c.cmd = cmd;
        c.val = -1;
-       perf_config(pager_command_config, &c);
-       return c.val;
+       err = perf_config(pager_command_config, &c);
+       return err ?: c.val;
 }
 
 static int browser_command_config(const char *var, const char *value, void *data)
@@ -112,11 +114,12 @@ static int browser_command_config(const char *var, const char *value, void *data
  */
 static int check_browser_config(const char *cmd)
 {
+       int err;
        struct pager_config c;
        c.cmd = cmd;
        c.val = -1;
-       perf_config(browser_command_config, &c);
-       return c.val;
+       err = perf_config(browser_command_config, &c);
+       return err ?: c.val;
 }
 
 static void commit_pager_choice(void)
@@ -508,6 +511,7 @@ static void cache_line_size(int *cacheline_sizep)
 
 int main(int argc, const char **argv)
 {
+       int err;
        const char *cmd;
        char sbuf[STRERR_BUFSIZE];
        int value;
@@ -533,7 +537,9 @@ int main(int argc, const char **argv)
        srandom(time(NULL));
 
        perf_config__init();
-       perf_config(perf_default_config, NULL);
+       err = perf_config(perf_default_config, NULL);
+       if (err)
+               return err;
        set_buildid_dir(NULL);
 
        /* get debugfs/tracefs mount point from /proc/mounts */