[PATCH AUTOSEL 4.14 17/35] ibmvnic: Refresh device multicast list after reset
From: Sasha Levin <sashal@kernel.org>
Date: 2019-06-27 00:46:10
Also in:
linuxppc-dev, lkml, stable
Subsystem:
ibm power sriov virtual nic device driver, linux for powerpc (32-bit and 64-bit), networking drivers, the rest · Maintainers:
Haren Myneni, Rick Lindsley, Madhavan Srinivasan, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Thomas Falcon <redacted> [ Upstream commit be32a24372cf162e825332da1a7ccef058d4f20b ] It was observed that multicast packets were no longer received after a device reset. The fix is to resend the current multicast list to the backing device after recovery. Signed-off-by: Thomas Falcon <redacted> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/ethernet/ibm/ibmvnic.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index c914b338691b..956fbb164e6f 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c@@ -1489,6 +1489,9 @@ static int do_reset(struct ibmvnic_adapter *adapter, return 0; } + /* refresh device's multicast list */ + ibmvnic_set_multi(netdev); + /* kick napi */ for (i = 0; i < adapter->req_rx_queues; i++) napi_schedule(&adapter->napi[i]);
--
2.20.1