redonkable/alistair23-linux
redonkable/alistair23-linux
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usbnet: ratelimit warning messages invoked from callback handler

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Warning messages coming from rtl8150 driver can flood the console
and make a DTV/set-top-box unable to decode video/audio frames.

'Pegasus' driver handles this situation similarly, preventing this
from happening there.

It happens with a low cost BCM MIPS embedded platform, whenever
timeout errors were coming from usbnet device, making platform
unusable for viewer watching.

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
André Goddard Rosa 2009-05-29 22:13:58 -07:00 committed by David S. Miller
parent 6442330734
commit 342a437ef6
1 changed files with 6 additions and 3 deletions
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3
drivers/net/usb/rtl8150.c
View file

@ -221,6 +221,7 @@ static void ctrl_callback(struct urb *urb)
case -ENOENT:
break;
default:
if (printk_ratelimit())
dev_warn(&urb->dev->dev, "ctrl urb status %d\n", status);
}
dev = urb->context;
@ -442,9 +443,11 @@ static void read_bulk_callback(struct urb *urb)
case -ENOENT:
return; /* the urb is in unlink state */
case -ETIME:
if (printk_ratelimit())
dev_warn(&urb->dev->dev, "may be reset is needed?..\n");
goto goon;
default:
if (printk_ratelimit())
dev_warn(&urb->dev->dev, "Rx status %d\n", status);
goto goon;
}