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| author |   Jesse Brandeburg <jesse.brandeburg@intel.com> | 2015-12-22 14:25:08 -0800 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2016-02-03 22:05:07 -0800 |
| commit | 2803b16c10ea7eec170c485388f5f26ae30e92fe (patch) | |
| tree | a731098be92461bd296c927ba4ecb3cee18cd889 /drivers/net/ethernet/intel/i40evf/i40evf_main.c | |
| parent | i40evf: add new write-back mode (diff) | |
| download | linux-dev-2803b16c10ea7eec170c485388f5f26ae30e92fe.tar.xz linux-dev-2803b16c10ea7eec170c485388f5f26ae30e92fe.zip | |
i40e/i40evf: Use private workqueue
As done per ixgbe, use a private workqueue to avoid blocking the
system workqueue. This avoids some strange side effects when
some other entity is depending on the system work queue.
Change-ID: Ic8ba08f5b03696cf638b21afd25fbae7738d55ee
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/intel/i40evf/i40evf_main.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index 615ad0f1fdc4..66964eb6b7de 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -69,6 +69,8 @@ MODULE_DESCRIPTION("Intel(R) XL710 X710 Virtual Function Network Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); +static struct workqueue_struct *i40evf_wq; + /** * i40evf_allocate_dma_mem_d - OS specific memory alloc for shared code * @hw: pointer to the HW structure @@ -182,7 +184,7 @@ static void i40evf_tx_timeout(struct net_device *netdev) if (!(adapter->flags & (I40EVF_FLAG_RESET_PENDING | I40EVF_FLAG_RESET_NEEDED))) { adapter->flags |= I40EVF_FLAG_RESET_NEEDED; - schedule_work(&adapter->reset_task); + queue_work(i40evf_wq, &adapter->reset_task); } } @@ -2895,6 +2897,11 @@ static int __init i40evf_init_module(void) pr_info("%s\n", i40evf_copyright); + i40evf_wq = create_singlethread_workqueue(i40evf_driver_name); + if (!i40evf_wq) { + pr_err("%s: Failed to create workqueue\n", i40evf_driver_name); + return -ENOMEM; + } ret = pci_register_driver(&i40evf_driver); return ret; } @@ -2910,6 +2917,7 @@ module_init(i40evf_init_module); static void __exit i40evf_exit_module(void) { pci_unregister_driver(&i40evf_driver); + destroy_workqueue(i40evf_wq); } module_exit(i40evf_exit_module); |