3.2.45-rc1 review patch. If anyone has any objections, please let me know.
------------------
From: Benjamin Poirier <bpoirier@xxxxxxx>
commit 34948a947d1a576c10afee6d14792fd237549577 upstream.
Upon resume from standby, ixgbe may trigger the ASSERT_RTNL() in
netif_set_real_num_tx_queues(). The call stack is:
netif_set_real_num_tx_queues
ixgbe_set_num_queues
ixgbe_init_interrupt_scheme
ixgbe_resume
Signed-off-by: Benjamin Poirier <bpoirier@xxxxxxx>
Tested-by: Stephen Ko <stephen.s.ko@xxxxxxxxx>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@xxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -5418,7 +5418,9 @@ static int ixgbe_resume(struct pci_dev *
pci_wake_from_d3(pdev, false);
+ rtnl_lock();
err = ixgbe_init_interrupt_scheme(adapter);
+ rtnl_unlock();
if (err) {
e_dev_err("Cannot initialize interrupts for device\n");
return err;
--
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