From oneukum@suse.de Tue Feb 27 01:25:15 2007 From: Oliver Neukum Date: Tue, 27 Feb 2007 10:25:00 +0100 Subject: USB: ratelimit debounce error messages To: gregkh@suse.de, linux-usb-devel@lists.sourceforge.net Message-ID: <200702271025.00634.oneukum@suse.de> Content-Disposition: inline flaky hardware can cause a lot of debounce failed messages. To limit the performance impact, a ratelimit should be used. Signed-off-by: Oliver Neukum Signed-off-by: Greg Kroah-Hartman --- drivers/usb/core/hub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- gregkh-2.6.orig/drivers/usb/core/hub.c +++ gregkh-2.6/drivers/usb/core/hub.c @@ -2443,7 +2443,7 @@ static void hub_port_connect_change(stru if (portchange & USB_PORT_STAT_C_CONNECTION) { status = hub_port_debounce(hub, port1); - if (status < 0) { + if (status < 0 && printk_ratelimit()) { dev_err (hub_dev, "connect-debounce failed, port %d disabled\n", port1);