As explained in the previous commits, we need to process FIB entries
addition / deletion events in FIFO order or otherwise we can have a
mismatch between the kernel's FIB table and the device's.
Create an ordered workqueue for rocker to which these work items will be
submitted to.
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
struct rocker_dma_ring_info event_ring;
struct notifier_block fib_nb;
struct rocker_world_ops *wops;
struct rocker_dma_ring_info event_ring;
struct notifier_block fib_nb;
struct rocker_world_ops *wops;
+ struct workqueue_struct *rocker_owq;
#include <linux/if_bridge.h>
#include <linux/bitops.h>
#include <linux/ctype.h>
#include <linux/if_bridge.h>
#include <linux/bitops.h>
#include <linux/ctype.h>
+#include <linux/workqueue.h>
#include <net/switchdev.h>
#include <net/rtnetlink.h>
#include <net/netevent.h>
#include <net/switchdev.h>
#include <net/rtnetlink.h>
#include <net/netevent.h>
goto err_request_event_irq;
}
goto err_request_event_irq;
}
+ rocker->rocker_owq = alloc_ordered_workqueue(rocker_driver_name,
+ WQ_MEM_RECLAIM);
+ if (!rocker->rocker_owq) {
+ err = -ENOMEM;
+ goto err_alloc_ordered_workqueue;
+ }
+
rocker->hw.id = rocker_read64(rocker, SWITCH_ID);
err = rocker_probe_ports(rocker);
rocker->hw.id = rocker_read64(rocker, SWITCH_ID);
err = rocker_probe_ports(rocker);
return 0;
err_probe_ports:
return 0;
err_probe_ports:
+ destroy_workqueue(rocker->rocker_owq);
+err_alloc_ordered_workqueue:
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker);
err_request_event_irq:
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_CMD), rocker);
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker);
err_request_event_irq:
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_CMD), rocker);
unregister_fib_notifier(&rocker->fib_nb);
rocker_write32(rocker, CONTROL, ROCKER_CONTROL_RESET);
rocker_remove_ports(rocker);
unregister_fib_notifier(&rocker->fib_nb);
rocker_write32(rocker, CONTROL, ROCKER_CONTROL_RESET);
rocker_remove_ports(rocker);
+ destroy_workqueue(rocker->rocker_owq);
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker);
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_CMD), rocker);
rocker_dma_rings_fini(rocker);
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_EVENT), rocker);
free_irq(rocker_msix_vector(rocker, ROCKER_MSIX_VEC_CMD), rocker);
rocker_dma_rings_fini(rocker);