RDMA/cxgb4: Dispatch FATAL event on EEH errors

This at least kicks the user mode applications that are watching for
device events.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/drivers/infiniband/hw/cxgb4/device.c b/drivers/infiniband/hw/cxgb4/device.c
index 1a65ee6235bf..fadb326e41e0 100644
--- a/drivers/infiniband/hw/cxgb4/device.c
+++ b/drivers/infiniband/hw/cxgb4/device.c
@@ -522,8 +522,16 @@ static int c4iw_uld_state_change(void *handle, enum cxgb4_state new_state)
         case CXGB4_STATE_START_RECOVERY:
                 printk(KERN_INFO MOD "%s: Fatal Error\n",
                        pci_name(dev->rdev.lldi.pdev));
-                if (dev->registered)
+                dev->rdev.flags |= T4_FATAL_ERROR;
+                if (dev->registered) {
+                        struct ib_event event;
+
+                        memset(&event, 0, sizeof event);
+                        event.event  = IB_EVENT_DEVICE_FATAL;
+                        event.device = &dev->ibdev;
+                        ib_dispatch_event(&event);
                         c4iw_unregister_device(dev);
+                }
                 break;
         case CXGB4_STATE_DETACH:
                 printk(KERN_INFO MOD "%s: Detach\n",