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Message-Id: <20201016115407.170821-6-coiby.xu@gmail.com>
Date: Fri, 16 Oct 2020 19:54:04 +0800
From: Coiby Xu <coiby.xu@...il.com>
To: devel@...verdev.osuosl.org
Cc: Benjamin Poirier <benjamin.poirier@...il.com>,
Dan Carpenter <dan.carpenter@...cle.com>,
Shung-Hsi Yu <shung-hsi.yu@...e.com>,
Willem de Bruijn <willemdebruijn.kernel@...il.com>,
Manish Chopra <manishc@...vell.com>,
GR-Linux-NIC-Dev@...vell.com (supporter:QLOGIC QLGE 10Gb ETHERNET
DRIVER), Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
netdev@...r.kernel.org (open list:QLOGIC QLGE 10Gb ETHERNET DRIVER),
linux-kernel@...r.kernel.org (open list)
Subject: [PATCH v3 5/8] staging: qlge: support force_coredump option for devlink health dump
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@...il.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 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;
--
2.28.0
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