[dpdk-dev] [PATCH] ixgbe: Fix disable interrupt twice

Michael Qiu michael.qiu at intel.com
Fri Jan 29 06:51:40 CET 2016


Currently, ixgbe vf and pf will disable interrupte twice in
stop stage and uninit stage. It will cause an error:

    testpmd> quit

    Shutting down port 0...
    Stopping ports...
    Done
    Closing ports...
    EAL: Error disabling MSI-X interrupts for fd 26
    Done

Becasue the interrupt already been disabled in stop stage.
Since it is enabled in init stage, better remove from
stop stage.

Fixes: 0eb609239efd ("ixgbe: enable Rx queue interrupts for PF and VF")

Signed-off-by: Michael Qiu <michael.qiu at intel.com>
---
 drivers/net/ixgbe/ixgbe_ethdev.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 4c4c6df..a561f8d 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -2192,9 +2192,6 @@ ixgbe_dev_stop(struct rte_eth_dev *dev)
 	/* disable interrupts */
 	ixgbe_disable_intr(hw);
 
-	/* disable intr eventfd mapping */
-	rte_intr_disable(intr_handle);
-
 	/* reset the NIC */
 	ixgbe_pf_reset_hw(hw);
 	hw->adapter_stopped = 0;
@@ -3898,9 +3895,6 @@ ixgbevf_dev_stop(struct rte_eth_dev *dev)
 
 	ixgbe_dev_clear_queues(dev);
 
-	/* disable intr eventfd mapping */
-	rte_intr_disable(intr_handle);
-
 	/* Clean datapath event and queue/vec mapping */
 	rte_intr_efd_disable(intr_handle);
 	if (intr_handle->intr_vec != NULL) {
-- 
1.9.3



More information about the dev mailing list