init: check and fail status-interval settings that are too small

Smallest possible value is 1ms, so fail any setting that yields
a value less than that.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/init.c b/init.c
index b7e9c0e544ded76d86ccf1187f43676c7adc6f29..b732bc982b45bcabf6e37d661f68e492e71fd9e4 100644 (file)
--- a/init.c
+++ b/init.c
@@ -2725,6 +2725,11 @@ int parse_cmd_line(int argc, char *argv[], int client_type)
                                exit_val = 1;
                                break;
                        }
+                       if (val < 1000) {
+                               log_err("fio: status interval too small\n");
+                               do_exit++;
+                               exit_val = 1;
+                       }
                        status_interval = val / 1000;
                        break;
                        }