diff options
Diffstat (limited to 'tools/perf/builtin-daemon.c')
| -rw-r--r-- | tools/perf/builtin-daemon.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tools/perf/builtin-daemon.c b/tools/perf/builtin-daemon.c index c36f521d9727..617feaf020f6 100644 --- a/tools/perf/builtin-daemon.c +++ b/tools/perf/builtin-daemon.c @@ -25,6 +25,7 @@ #include <sys/wait.h> #include <poll.h> #include <sys/stat.h> +#include <time.h> #include "builtin.h" #include "perf.h" #include "debug.h" @@ -80,6 +81,7 @@ struct daemon_session { int pid; struct list_head list; enum daemon_session_state state; + time_t start; }; struct daemon { @@ -93,6 +95,7 @@ struct daemon { FILE *out; char perf[PATH_MAX]; int signal_fd; + time_t start; }; static struct daemon __daemon = { @@ -335,6 +338,8 @@ static int daemon_session__run(struct daemon_session *session, return -1; } + session->start = time(NULL); + session->pid = fork(); if (session->pid < 0) return -1; @@ -665,6 +670,7 @@ static int cmd_session_list(struct daemon *daemon, union cmd *cmd, FILE *out) { char csv_sep = cmd->list.csv_sep; struct daemon_session *session; + time_t curr = time(NULL); if (csv_sep) { fprintf(out, "%d%c%s%c%s%c%s/%s", @@ -679,6 +685,10 @@ static int cmd_session_list(struct daemon *daemon, union cmd *cmd, FILE *out) /* lock */ csv_sep, daemon->base, "lock"); + fprintf(out, "%c%lu", + /* session up time */ + csv_sep, (curr - daemon->start) / 60); + fprintf(out, "\n"); } else { fprintf(out, "[%d:daemon] base: %s\n", getpid(), daemon->base); @@ -687,6 +697,8 @@ static int cmd_session_list(struct daemon *daemon, union cmd *cmd, FILE *out) daemon->base, SESSION_OUTPUT); fprintf(out, " lock: %s/lock\n", daemon->base); + fprintf(out, " up: %lu minutes\n", + (curr - daemon->start) / 60); } } @@ -712,6 +724,10 @@ static int cmd_session_list(struct daemon *daemon, union cmd *cmd, FILE *out) /* session ack */ csv_sep, session->base, SESSION_ACK); + fprintf(out, "%c%lu", + /* session up time */ + csv_sep, (curr - session->start) / 60); + fprintf(out, "\n"); } else { fprintf(out, "[%d:%s] perf record %s\n", @@ -726,6 +742,8 @@ static int cmd_session_list(struct daemon *daemon, union cmd *cmd, FILE *out) session->base, SESSION_CONTROL); fprintf(out, " ack: %s/%s\n", session->base, SESSION_ACK); + fprintf(out, " up: %lu minutes\n", + (curr - session->start) / 60); } } @@ -1239,6 +1257,8 @@ static int __cmd_start(struct daemon *daemon, struct option parent_options[], if (argc) usage_with_options(daemon_usage, start_options); + daemon->start = time(NULL); + if (setup_config(daemon)) { pr_err("failed: config not found\n"); return -1; |