3.8.13.5 -stable review patch. If anyone has any objections, please let me know.
------------------
From: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
commit 3dd6cb497198a0533a2530b6a345c60c9a29b9bc upstream.
Execute the shutdown code in a thread context. With recent changes made to the
shutdown code, shutdown code cannot be invoked from an interrupt context.
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Reviewed-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Joseph Salisbury <joseph.salisbury@xxxxxxxxxxxxx>
Signed-off-by: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
---
drivers/hv/hv_util.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
index a0667de..c64be4f 100644
--- a/drivers/hv/hv_util.c
+++ b/drivers/hv/hv_util.c
@@ -49,6 +49,16 @@ static struct hv_util_service util_kvp = {
.util_deinit = hv_kvp_deinit,
};
+static void perform_shutdown(struct work_struct *dummy)
+{
+ orderly_poweroff(true);
+}
+
+/*
+ * Perform the shutdown operation in a thread context.
+ */
+static DECLARE_WORK(shutdown_work, perform_shutdown);
+
static void shutdown_onchannelcallback(void *context)
{
struct vmbus_channel *channel = context;
@@ -106,7 +116,7 @@ static void shutdown_onchannelcallback(void *context)
}
if (execute_shutdown == true)
- orderly_poweroff(true);
+ schedule_work(&shutdown_work);
}
/*
--
1.8.1.2
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