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Commit 99b3d74e authored Feb 23, 2017 by Shaohua Li

md: delete dead code



Nobody is using mddev_check_plugged(), so delete the dead code

Signed-off-by: Shaohua Li <shli@fb.com>

parent 6d399783

drivers/md/md.c

+0 −8

Original line number	Original line	Diff line number	Diff line
	@@ -440,14 +440,6 @@ void md_flush_request(struct mddev mddev, struct bio bio)
	}		}
	EXPORT_SYMBOL(md_flush_request);		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)		static inline struct mddev mddev_get(struct mddev mddev)
	{		{
	atomic_inc(&mddev->active);		atomic_inc(&mddev->active);

drivers/md/md.h

+0 −6

Original line number	Original line	Diff line number	Diff line
	@@ -676,16 +676,10 @@ extern void mddev_resume(struct mddev *mddev);
	extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,		extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
	struct mddev *mddev);		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_reload_sb(struct mddev *mddev, int raid_disk);
	extern void md_update_sb(struct mddev *mddev, int force);		extern void md_update_sb(struct mddev *mddev, int force);
	extern void md_kick_rdev_from_array(struct md_rdev * rdev);		extern void md_kick_rdev_from_array(struct md_rdev * rdev);
	struct md_rdev md_find_rdev_nr_rcu(struct mddev mddev, int nr);		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)		static inline void rdev_dec_pending(struct md_rdev rdev, struct mddev mddev)
	{		{