Thread (38 messages) flat view 38 messages, 5 authors, 2020-05-22

Re: [PATCH v2 07/15] cxgb4: use new module_firmware_crashed()

From: Rafael Aquini <hidden>
Date: 2020-05-16 04:09:41
Also in: lkml

On Fri, May 15, 2020 at 09:28:38PM +0000, Luis Chamberlain wrote:
quoted hunk ↗ jump to hunk
This makes use of the new module_firmware_crashed() to help
annotate when firmware for device drivers crash. When firmware
crashes devices can sometimes become unresponsive, and recovery
sometimes requires a driver unload / reload and in the worst cases
a reboot.

Using a taint flag allows us to annotate when this happens clearly.

Cc: Vishal Kulkarni <redacted>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 1 +
 1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index a70018f067aa..c67fc86c0e42 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -3646,6 +3646,7 @@ void t4_fatal_err(struct adapter *adap)
 	 * could be exposed to the adapter.  RDMA MWs for example...
 	 */
 	t4_shutdown_adapter(adap);
+	module_firmware_crashed();
 	for_each_port(adap, port) {
 		struct net_device *dev = adap->port[port];
 
-- 
2.26.2
Acked-by: Rafael Aquini <redacted>
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