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| author | Oliver Neukum <oneukum@suse.de> | 2007-02-27 10:25:00 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-03-09 19:52:23 -0800 |
| commit | 7bc4b81dedf54166e967afa8bc03c8bfeb40fd27 (patch) | |
| tree | c660333b588f0f76de64c34c0f130f3aecb87132 /drivers/usb | |
| parent | d2487cb4257dafb686f682285854fe7f02ca29d8 (diff) | |
| download | linux-7bc4b81dedf54166e967afa8bc03c8bfeb40fd27.tar.gz linux-7bc4b81dedf54166e967afa8bc03c8bfeb40fd27.tar.bz2 linux-7bc4b81dedf54166e967afa8bc03c8bfeb40fd27.zip | |
USB: ratelimit debounce error messages
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 <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | 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 41400743ce2c..ce6c6a0d44bf 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); |