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Diffstat (limited to 'drivers/md/md.h')
-rw-r--r--drivers/md/md.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h
index d0db98c0d33b..029dd0491a36 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -621,7 +621,8 @@ extern void mddev_unlock(struct mddev *mddev);
static inline void md_sync_acct(struct block_device *bdev, unsigned long nr_sectors)
{
- atomic64_add(nr_sectors, &bdev->bd_disk->sync_io);
+ if (blk_queue_io_stat(bdev->bd_disk->queue))
+ atomic64_add(nr_sectors, &bdev->bd_disk->sync_io);
}
static inline void md_sync_acct_bio(struct bio *bio, unsigned long nr_sectors)