[dpdk-dev] [PATCH] net/ixgbe: fix hardware reset issue in VF

Wei Zhao wei.zhao1 at intel.com
Mon Jan 29 09:07:26 CET 2018


There is no specific handling when there is error happened
of hardware reset process in VF device start process.

Fixes: 0a45657a6794a ("pci: rework interrupt handling")
Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
---
 drivers/net/ixgbe/ixgbe_ethdev.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 4f4334d..585c77c 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -5001,7 +5001,11 @@ ixgbevf_dev_start(struct rte_eth_dev *dev)
 
 	PMD_INIT_FUNC_TRACE();
 
-	hw->mac.ops.reset_hw(hw);
+	err = hw->mac.ops.reset_hw(hw);
+	if (err) {
+		PMD_INIT_LOG(ERR, "Unable to reset vf hardware (%d)", err);
+		return err;
+	}
 	hw->mac.get_link_status = true;
 
 	/* negotiate mailbox API version to use with the PF. */
-- 
2.9.3



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