diff mbox series

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

Message ID 20201008115808.91850-4-coiby.xu@gmail.com
State Superseded
Headers show
Series [v1,1/6] staging: qlge: Initialize devlink health dump framework for the dlge driver | expand

Commit Message

Coiby Xu Oct. 8, 2020, 11:58 a.m. UTC 
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@gmail.com>
---
 drivers/staging/qlge/qlge_devlink.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

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;