[PATCH v1 3/6] staging: qlge: support force_coredump option for devlink health dump

Coiby Xu coiby.xu at gmail.com
Thu Oct 8 11:58:05 UTC 2020


With force_coredump module paramter set, devlink health dump will reset
the MPI RISC first which takes 5 secs to be finished.

Signed-off-by: Coiby Xu <coiby.xu at gmail.com>
---
 drivers/staging/qlge/qlge_devlink.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/staging/qlge/qlge_devlink.c b/drivers/staging/qlge/qlge_devlink.c
index 91b6600b94a9..54257468bc7f 100644
--- a/drivers/staging/qlge/qlge_devlink.c
+++ b/drivers/staging/qlge/qlge_devlink.c
@@ -56,10 +56,17 @@ static int qlge_reporter_coredump(struct devlink_health_reporter *reporter,
 	struct qlge_devlink *dev = devlink_health_reporter_priv(reporter);
 	struct ql_adapter *qdev = dev->qdev;
 	struct ql_mpi_coredump *dump;
+	wait_queue_head_t wait;
 
 	if (!netif_running(qdev->ndev))
 		return 0;
 
+	if (test_bit(QL_FRC_COREDUMP, &qdev->flags)) {
+		ql_queue_fw_error(qdev);
+		init_waitqueue_head(&wait);
+		wait_event_timeout(wait, 0, 5 * HZ);
+	}
+
 	dump = kvmalloc(sizeof(*dump), GFP_KERNEL);
 	if (!dump)
 		return -ENOMEM;
-- 
2.28.0



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