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From a861594b1b7ffd630f335b351c4e9f938feadb8e Mon Sep 17 00:00:00 2001
From: Jon Mason <jdmason@kudzu.us>
Date: Mon, 11 Jun 2018 16:13:12 -0400
Subject: [PATCH] ntb_netdev: fix sleep time mismatch
Git-commit: a861594b1b7ffd630f335b351c4e9f938feadb8e
Patch-mainline: v4.20-rc1
References: git-fixes

The tx_time should be in usecs (according to the comment above the
variable), but the setting of the timer during the rearming is done in
msecs.  Change it to match the expected units.

Fixes: e74bfeedad08 ("NTB: Add flow control to the ntb_netdev")
Suggested-by: Gerd W. Haeussler <gerd.haeussler@cesys-it.com>
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Acked-by: Dave Jiang <dave.jiang@intel.com>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/net/ntb_netdev.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -236,7 +236,7 @@ static void ntb_netdev_tx_timer(unsigned
 	struct ntb_netdev *dev = netdev_priv(ndev);
 
 	if (ntb_transport_tx_free_entry(dev->qp) < tx_stop) {
-		mod_timer(&dev->tx_timer, jiffies + msecs_to_jiffies(tx_time));
+		mod_timer(&dev->tx_timer, jiffies + usecs_to_jiffies(tx_time));
 	} else {
 		/* Make sure anybody stopping the queue after this sees the new
 		 * value of ntb_transport_tx_free_entry()