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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-09 21:05:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-09 21:05:52 -0700
commitf6cec0ae58c17522a7bc4e2f39dae19f199ab534 (patch)
tree496cf6f53b0c75d9ae57bd0e411c5d2f6cea5cbb /drivers/net/ixgbevf/ixgbevf_main.c
parent0fcf12d510b6d1b1b090a090c62009310eca4be4 (diff)
parentc4e9b56e24422e71424b24eee27c2b134a191d7b (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (59 commits) igbvf.txt: Add igbvf Documentation igb.txt: Add igb documentation e100/e1000*/igb*/ixgb*: Add missing read memory barrier ixgbe: fix build error with FCOE_CONFIG without DCB_CONFIG netxen: protect tx timeout recovery by rtnl lock isdn: gigaset: use after free isdn: gigaset: add missing unlock solos-pci: Fix race condition in tasklet RX handling pkt_sched: Fix sch_sfq vs tcf_bind_filter oops net: disable preemption before call smp_processor_id() tcp: no md5sig option size check bug iwlwifi: fix locking assertions iwlwifi: fix TX tracer isdn: fix information leak net: Fix napi_gro_frags vs netpoll path usbnet: remove noisy and hardly useful printk rtl8180: avoid potential NULL deref in rtl8180_beacon_work ath9k: Remove myself from the MAINTAINERS list libertas: scan before assocation if no BSSID was given libertas: fix association with some APs by using extended rates ...
Diffstat (limited to 'drivers/net/ixgbevf/ixgbevf_main.c')
-rw-r--r--drivers/net/ixgbevf/ixgbevf_main.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ixgbevf/ixgbevf_main.c b/drivers/net/ixgbevf/ixgbevf_main.c
index 3e291cc..918c003 100644
--- a/drivers/net/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ixgbevf/ixgbevf_main.c
@@ -231,6 +231,7 @@ static bool ixgbevf_clean_tx_irq(struct ixgbevf_adapter *adapter,
while ((eop_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD)) &&
(count < tx_ring->work_limit)) {
bool cleaned = false;
+ rmb(); /* read buffer_info after eop_desc */
for ( ; !cleaned; count++) {
struct sk_buff *skb;
tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, i);
@@ -518,6 +519,7 @@ static bool ixgbevf_clean_rx_irq(struct ixgbevf_q_vector *q_vector,
break;
(*work_done)++;
+ rmb(); /* read descriptor and rx_buffer_info after status DD */
if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) {
hdr_info = le16_to_cpu(ixgbevf_get_hdr_info(rx_desc));
len = (hdr_info & IXGBE_RXDADV_HDRBUFLEN_MASK) >>