sfc: Hold RTNL lock (only) when calling efx_stop_interrupts()

Interrupt state should be consistently guarded by the RTNL lock once
the net device is registered.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Ben Hutchings 2012-07-27 19:35:52 +01:00
parent 6032fb56c5
commit 5642ceef46

View File

@ -2164,9 +2164,9 @@ void efx_reset_down(struct efx_nic *efx, enum reset_type method)
EFX_ASSERT_RESET_SERIALISED(efx); EFX_ASSERT_RESET_SERIALISED(efx);
efx_stop_all(efx); efx_stop_all(efx);
mutex_lock(&efx->mac_lock);
efx_stop_interrupts(efx, false); efx_stop_interrupts(efx, false);
mutex_lock(&efx->mac_lock);
if (efx->port_initialized && method != RESET_TYPE_INVISIBLE) if (efx->port_initialized && method != RESET_TYPE_INVISIBLE)
efx->phy_op->fini(efx); efx->phy_op->fini(efx);
efx->type->fini(efx); efx->type->fini(efx);
@ -2492,11 +2492,11 @@ static void efx_pci_remove(struct pci_dev *pci_dev)
rtnl_lock(); rtnl_lock();
efx->state = STATE_UNINIT; efx->state = STATE_UNINIT;
dev_close(efx->net_dev); dev_close(efx->net_dev);
efx_stop_interrupts(efx, false);
/* Allow any queued efx_resets() to complete */ /* Allow any queued efx_resets() to complete */
rtnl_unlock(); rtnl_unlock();
efx_stop_interrupts(efx, false);
efx_sriov_fini(efx); efx_sriov_fini(efx);
efx_unregister_netdev(efx); efx_unregister_netdev(efx);