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-rw-r--r--drivers/md/md.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 91786c4..8f998e0 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -627,6 +627,12 @@ extern struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask,
struct mddev *mddev);
extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
struct mddev *mddev);
-extern int mddev_check_plugged(struct mddev *mddev);
extern void md_trim_bio(struct bio *bio, int offset, int size);
+
+extern void md_unplug(struct blk_plug_cb *cb);
+static inline int mddev_check_plugged(struct mddev *mddev)
+{
+ return !!blk_check_plugged(md_unplug, mddev,
+ sizeof(struct blk_plug_cb));
+}
#endif /* _MD_MD_H */
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