Code Review
/
kvmfornfv.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
review
|
tree
raw
|
inline
| side by side
Upgrade to 4.4.50-rt62
[kvmfornfv.git]
/
kernel
/
drivers
/
net
/
ethernet
/
intel
/
e1000
/
e1000_main.c
diff --git
a/kernel/drivers/net/ethernet/intel/e1000/e1000_main.c
b/kernel/drivers/net/ethernet/intel/e1000/e1000_main.c
index
fd7be86
..
0680235
100644
(file)
--- a/
kernel/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/
kernel/drivers/net/ethernet/intel/e1000/e1000_main.c
@@
-3876,7
+3876,10
@@
static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
eop_desc = E1000_TX_DESC(*tx_ring, eop);
}
eop_desc = E1000_TX_DESC(*tx_ring, eop);
}
- tx_ring->next_to_clean = i;
+ /* Synchronize with E1000_DESC_UNUSED called from e1000_xmit_frame,
+ * which will reuse the cleaned buffers.
+ */
+ smp_store_release(&tx_ring->next_to_clean, i);
netdev_completed_queue(netdev, pkts_compl, bytes_compl);
netdev_completed_queue(netdev, pkts_compl, bytes_compl);