Nobody is using mddev_check_plugged(), so delete the dead code
Signed-off-by: Shaohua Li <shli@xxxxxx>
---
drivers/md/md.c | 8 --------
drivers/md/md.h | 6 ------
2 files changed, 14 deletions(-)
diff --git a/drivers/md/md.c b/drivers/md/md.c
index bef1863..b97f133 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -439,14 +439,6 @@ void md_flush_request(struct mddev *mddev, struct bio *bio)
}
EXPORT_SYMBOL(md_flush_request);
-void md_unplug(struct blk_plug_cb *cb, bool from_schedule)
-{
- struct mddev *mddev = cb->data;
- md_wakeup_thread(mddev->thread);
- kfree(cb);
-}
-EXPORT_SYMBOL(md_unplug);
-
static inline struct mddev *mddev_get(struct mddev *mddev)
{
atomic_inc(&mddev->active);
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 44fe227..8c4f462 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -674,16 +674,10 @@ extern void md_rdev_clear(struct md_rdev *rdev);
extern void mddev_suspend(struct mddev *mddev);
extern void mddev_resume(struct mddev *mddev);
-extern void md_unplug(struct blk_plug_cb *cb, bool from_schedule);
extern void md_reload_sb(struct mddev *mddev, int raid_disk);
extern void md_update_sb(struct mddev *mddev, int force);
extern void md_kick_rdev_from_array(struct md_rdev * rdev);
struct md_rdev *md_find_rdev_nr_rcu(struct mddev *mddev, int nr);
-static inline int mddev_check_plugged(struct mddev *mddev)
-{
- return !!blk_check_plugged(md_unplug, mddev,
- sizeof(struct blk_plug_cb));
-}
static inline void rdev_dec_pending(struct md_rdev *rdev, struct mddev *mddev)
{
--
2.9.3
--
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