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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-09-25 17:03:56 (GMT)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-09-25 17:03:56 (GMT)
commit593d1006cdf710ab3469c0c37c184fea0bc3da97 (patch)
treee4db58440018a52089e8d6b39160f753ab10df99 /drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
parent5217192b85480353aeeb395574e60d0db04f3676 (diff)
parent9b20aa63b8fc9a6a3b6831f4eae3621755e51211 (diff)
downloadlinux-fsl-qoriq-593d1006cdf710ab3469c0c37c184fea0bc3da97.tar.xz
Merge remote-tracking branch 'tip/core/rcu' into next.2012.09.25b
Resolved conflict in kernel/sched/core.c using Peter Zijlstra's approach from https://lkml.org/lkml/2012/9/5/585.
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index af20c6e..e8e97a7 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -662,14 +662,16 @@ void bnx2x_csum_validate(struct sk_buff *skb, union eth_rx_cqe *cqe,
struct bnx2x_fastpath *fp,
struct bnx2x_eth_q_stats *qstats)
{
- /* Do nothing if no IP/L4 csum validation was done */
-
+ /* Do nothing if no L4 csum validation was done.
+ * We do not check whether IP csum was validated. For IPv4 we assume
+ * that if the card got as far as validating the L4 csum, it also
+ * validated the IP csum. IPv6 has no IP csum.
+ */
if (cqe->fast_path_cqe.status_flags &
- (ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG |
- ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG))
+ ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG)
return;
- /* If both IP/L4 validation were done, check if an error was found. */
+ /* If L4 validation was done, check if an error was found. */
if (cqe->fast_path_cqe.type_error_flags &
(ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG |