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authorNeilBrown <neilb@suse.de>2009-09-23 18:10:29 +1000
committerNeilBrown <neilb@suse.de>2009-09-23 18:10:29 +1000
commit3fa841d7e7266f6fcc1b3885b905f5153ba897d8 (patch)
tree7afa971a10eddcf52787340ea43fa1e910b5805b /drivers/md/md.c
parent0da3c6194ec2f32617b272df4505a1cf022faea5 (diff)
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>
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r--drivers/md/md.c6
1 files changed, 6 insertions, 0 deletions
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)
{