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authorFlorian Fainelli <f.fainelli@gmail.com>2017-08-01 21:11:07 +0200
committerDavid S. Miller <davem@davemloft.net>2017-08-02 05:06:06 +0200
commit7d6d067790289e4f61f59fa60550ca5918aa25bd (patch)
tree65255724acff52d4fe0765824b9cdbe65227666b /drivers
parentb44: Initialize 64-bit stats seqcount (diff)
downloadlinux-7d6d067790289e4f61f59fa60550ca5918aa25bd.tar.xz
linux-7d6d067790289e4f61f59fa60550ca5918aa25bd.zip
i40e: Initialize 64-bit statistics TX ring seqcount
On 32-bit hosts and with CONFIG_DEBUG_LOCK_ALLOC we should be seeing a lockdep splat indicating this seqcount is not correctly initialized, fix that. Fixes: 980e9b118642 ("i40e: Add support for 64 bit netstats") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index b936febc315a..2194960d5855 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -1113,6 +1113,8 @@ int i40e_setup_tx_descriptors(struct i40e_ring *tx_ring)
if (!tx_ring->tx_bi)
goto err;
+ u64_stats_init(&tx_ring->syncp);
+
/* round up to nearest 4K */
tx_ring->size = tx_ring->count * sizeof(struct i40e_tx_desc);
/* add u32 for head writeback, align after this takes care of