The non-interruptible sleep of the memory pressure posting thread
results in higher reported load average. Make this sleep interruptible.
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
---
drivers/hv/hv_balloon.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
index 7e17a54..7e6d78d 100644
--- a/drivers/hv/hv_balloon.c
+++ b/drivers/hv/hv_balloon.c
@@ -1171,7 +1171,8 @@ static int dm_thread_func(void *dm_dev)
int t;
while (!kthread_should_stop()) {
- t = wait_for_completion_timeout(&dm_device.config_event, 1*HZ);
+ t = wait_for_completion_interruptible_timeout(
+ &dm_device.config_event, 1*HZ);
/*
* The host expects us to post information on the memory
* pressure every second.
--
1.7.4.1
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