From 3fa841d7e7266f6fcc1b3885b905f5153ba897d8 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Wed, 23 Sep 2009 18:10:29 +1000
Subject: md: report device as congested when suspended

This should writeback from coming when the device is temporarily
suspended.

Signed-off-by: NeilBrown <neilb@suse.de>
---
 drivers/md/md.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'drivers/md/md.c')

diff --git a/drivers/md/md.c b/drivers/md/md.c
index a3dd3c8ea68..26ba42a7912 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -262,6 +262,12 @@ static void mddev_resume(mddev_t *mddev)
 	mddev->pers->quiesce(mddev, 0);
 }
 
+int mddev_congested(mddev_t *mddev, int bits)
+{
+	return mddev->suspended;
+}
+EXPORT_SYMBOL(mddev_congested);
+
 
 static inline mddev_t *mddev_get(mddev_t *mddev)
 {
-- 
cgit