From: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Commit c0bb03924f1a ("Drivers: hv: vmbus: Raise retry/wait limits in
vmbus_post_msg()") increased the retry/wait limits of vmbus_post_msg()
to address the new DoS protection policies in WS2016.
Increase the time between retries to make the
code more robust.
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
---
drivers/hv/connection.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index c2d74ee..59c11ff 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -390,7 +390,7 @@ int vmbus_post_msg(void *buffer, size_t buflen, bool can_sleep)
else
mdelay(usec / 1000);
- if (usec < 256000)
+ if (retries < 22)
usec *= 2;
}
return ret;
--
1.7.1
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