gfio: only start one client net handler

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

diff --git a/gfio.c b/gfio.c
index 1555dcfb65cecc8b0ec270c137a9ec5a0a4f110c..1f85a491e199628ff0c00294bdec5808380f71b6 100644 (file)
--- a/gfio.c
+++ b/gfio.c
@@ -119,6 +119,9 @@ struct gui {
        struct eta_widget eta;
        pthread_t server_t;
 
+       pthread_t t;
+       int handler_running;
+
        struct flist_head list;
 } main_ui;
 
@@ -151,7 +154,6 @@ struct gui_entry {
        GtkWidget *page_label;
        gint page_num;
        int connected;
-       pthread_t t;
 
        struct gfio_client *client;
        int nr_job_files;
@@ -1436,7 +1438,11 @@ static void quit_clicked(__attribute__((unused)) GtkWidget *widget,
 
 static void *job_thread(void *arg)
 {
+       struct gui *ui = arg;
+
+       ui->handler_running = 1;
        fio_handle_clients(&gfio_client_ops);
+       ui->handler_running = 0;
        return NULL;
 }
 
@@ -1507,7 +1513,8 @@ static void connect_clicked(GtkWidget *widget, gpointer data)
                gtk_progress_bar_set_text(GTK_PROGRESS_BAR(ge->thread_status_pb), "No jobs running");
                gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(ge->thread_status_pb), 0.0);
                if (!fio_client_connect(gc->client)) {
-                       pthread_create(&ge->t, NULL, job_thread, NULL);
+                       if (!ge->ui->handler_running)
+                               pthread_create(&ge->ui->t, NULL, job_thread, ge->ui);
                        gtk_widget_set_sensitive(ge->button[CONNECT_BUTTON], 0);
                        gtk_widget_set_sensitive(ge->button[SEND_BUTTON], 1);
                }