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sfc: Use a separate workqueue for resets

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This avoids deadlock in case a reset is triggered during self-test.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Ben Hutchings
2008-07-18 19:01:20 +01:00
committed by Jeff Garzik
parent 9dadae686f
commit 8d9853d911
2 changed files with 21 additions and 4 deletions
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5
drivers/net/sfc/net_driver.h
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@@ -616,7 +616,9 @@ union efx_multicast_hash {
* @pci_dev: The PCI device
* @type: Controller type attributes
* @legacy_irq: IRQ number
* @workqueue: Workqueue for resets, port reconfigures and the HW monitor
* @workqueue: Workqueue for port reconfigures and the HW monitor.
* Work items do not hold and must not acquire RTNL.
* @reset_workqueue: Workqueue for resets. Work item will acquire RTNL.
* @reset_work: Scheduled reset workitem
* @monitor_work: Hardware monitor workitem
* @membase_phys: Memory BAR value as physical address
@@ -684,6 +686,7 @@ struct efx_nic {
const struct efx_nic_type *type;
int legacy_irq;
struct workqueue_struct *workqueue;
struct workqueue_struct *reset_workqueue;
struct work_struct reset_work;
struct delayed_work monitor_work;
resource_size_t membase_phys;