[PATCH 08/23] USB: ratelimit debounce error messages
Greg Kroah-Hartman <[email protected]>
| Newsgroups | gmane.linux.usb.devel |
|---|---|
| Message-ID | <[email protected]> |
From: Oliver Neukum <[email protected]> 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 <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/usb/core/hub.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 4140074..ce6c6a0 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2443,7 +2443,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, 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); -- 1.5.0.2 ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel