Messages in this thread Patch in this message | | | From | Florian Fainelli <> | Subject | [PATCH net 2/7] i40e: Initialize 64-bit statistics TX ring seqcount | Date | Tue, 1 Aug 2017 12:11:07 -0700 |
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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> --- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 ++ 1 file changed, 2 insertions(+)
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 -- 2.9.3
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