Messages in this thread | | | Date | Wed, 29 Apr 2015 15:25:02 -0400 (EDT) | Subject | Re: [PATCH] net: macb: Fix race condition in driver when Rx frame is dropped | From | David Miller <> |
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From: Punnaiah Choudary Kalluri <punnaiah.choudary.kalluri@xilinx.com> Date: Wed, 29 Apr 2015 08:34:46 +0530
> From: Punnaiah Choudary Kalluri <punnaiah.choudary.kalluri@xilinx.com> > > Under heavy Rx load, observed that the Hw is updating the USED bit > and it is not updating the received frame status to the BD control > field. This could be lack of resources for processing the BDs at high > data rates. Driver drops the frame associated with this BD but not > clearing the USED bit. So, this is causing hang condition as Hw > expects USED bit to be cleared for this BD. > > Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xilinx.com>
Applied, thanks.
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