diff options
author | Jesse Brandeburg <jesse.brandeburg@intel.com> | 2008-08-26 07:26:56 -0400 |
---|---|---|
committer | Jeff Garzik <jgarzik@redhat.com> | 2008-09-03 10:03:32 -0400 |
commit | 712744bebef1e47623244004a2770d0438b5b3f7 (patch) | |
tree | 518486567505a1978d36b78354fdbd6675c8d424 /drivers/net/ixgbe/ixgbe_main.c | |
parent | fa928c0caa9cb1ebc2fb6717b2f7bb73dd4f487c (diff) |
ixgbe: fix rx csum return status misinterpretation
the driver was misinterpreting rx_csum return value in the descriptor
so occassionally we would indicate an rx_csum error in our stats
when there was none. This would have no effect on traffic because
we would just hand the packet to the stack anyway without the offload
flag set, but would increase CPU for those packets that needed a recompute.
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/ixgbe/ixgbe_main.c')
-rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 53f41b649f03..b14192f369db 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c | |||
@@ -420,14 +420,12 @@ static void ixgbe_receive_skb(struct ixgbe_adapter *adapter, | |||
420 | * @skb: skb currently being received and modified | 420 | * @skb: skb currently being received and modified |
421 | **/ | 421 | **/ |
422 | static inline void ixgbe_rx_checksum(struct ixgbe_adapter *adapter, | 422 | static inline void ixgbe_rx_checksum(struct ixgbe_adapter *adapter, |
423 | u32 status_err, | 423 | u32 status_err, struct sk_buff *skb) |
424 | struct sk_buff *skb) | ||
425 | { | 424 | { |
426 | skb->ip_summed = CHECKSUM_NONE; | 425 | skb->ip_summed = CHECKSUM_NONE; |
427 | 426 | ||
428 | /* Ignore Checksum bit is set, or rx csum disabled */ | 427 | /* Rx csum disabled */ |
429 | if ((status_err & IXGBE_RXD_STAT_IXSM) || | 428 | if (!(adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED)) |
430 | !(adapter->flags & IXGBE_FLAG_RX_CSUM_ENABLED)) | ||
431 | return; | 429 | return; |
432 | 430 | ||
433 | /* if IP and error */ | 431 | /* if IP and error */ |