diff mbox series

[v3,5/8] staging: qlge: support force_coredump option for devlink health dump

Message ID 20201016115407.170821-6-coiby.xu@gmail.com
State Not Applicable
Delegated to: David Miller
Headers show
Series [v3,1/8] staging: qlge: use qlge_* prefix to avoid namespace clashes with other qlogic drivers | expand

Commit Message

Coiby Xu Oct. 16, 2020, 11:54 a.m. UTC 
With force_coredump module parameter 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(+)
diff mbox series

Patch

diff --git a/drivers/staging/qlge/qlge_devlink.c b/drivers/staging/qlge/qlge_devlink.c
index b75ec5bff26a..92db531ad5e0 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_adapter *qdev = devlink_health_reporter_priv(reporter);
 	struct qlge_mpi_coredump *dump;
+	wait_queue_head_t wait;
 
 	if (!netif_running(qdev->ndev))
 		return 0;
 
+	if (test_bit(QL_FRC_COREDUMP, &qdev->flags)) {
+		qlge_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;