From: Neil Horman <nhor...@tuxdriver.com> Date: Tue, 7 Jul 2015 14:02:18 -0400
> vmxnet3's current napi path is built to count every rx descriptor we recieve, > and use that as a count of the napi budget. That means its possible to return > from a napi poll halfway through recieving a fragmented packet accross > multiple > dma descriptors. If that happens, the next napi poll will start with the > descriptor ring in an improper state (e.g. the first descriptor we look at may > have the end-of-packet bit set), which will cause a BUG halt in the driver. > > Fix the issue by only counting whole received packets in the napi poll and > returning that value, rather than the descriptor count. > > Tested by the reporter and myself, successfully > > Signed-off-by: Neil Horman <nhor...@tuxdriver.com> Applied, thanks Neil. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
