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| From | kys@exchange.microsoft.com |
| Newsgroups | linux.kernel |
| Subject | [PATCH 1/1] Drivers: hv: util: don't forget to init host_ts.lock |
| Date | Tue, 28 Feb 2017 02:30:02 +0100 |
| Message-ID | <tfEM2-5AN-9@gated-at.bofh.it> (permalink) |
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| Lines | 30 |
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| X-Original-Cc | Dexuan Cui <decui@microsoft.com>, "K. Y. Srinivasan" <kys@microsoft.com>, Haiyang Zhang <haiyangz@microsoft.com>, Stephen Hemminger <sthemmin@microsoft.com> |
| X-Original-Date | Mon, 27 Feb 2017 18:25:43 -0700 |
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| Xref | csiph.com linux.kernel:1589094 |
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From: Dexuan Cui <decui@microsoft.com>
Without the patch, I always get a "BUG: spinlock bad magic" warning.
Fixes: 3716a49a81ba ("hv_utils: implement Hyper-V PTP source")
Signed-off-by: Dexuan Cui <decui@microsoft.com>
Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
---
drivers/hv/hv_util.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index 3042eaa..186b100 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -590,6 +590,8 @@ static int hv_timesync_init(struct hv_util_service *srv)
if (!hyperv_cs)
return -ENODEV;
+ spin_lock_init(&host_ts.lock);
+
INIT_WORK(&wrk.work, hv_set_host_time);
/*
--
1.7.1
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[PATCH 1/1] Drivers: hv: util: don't forget to init host_ts.lock kys@exchange.microsoft.com - 2017-02-28 02:30 +0100
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