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path: root/drivers/md/raid10.c
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Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r--drivers/md/raid10.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index b9edbc747a95..c131835cf008 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -894,10 +894,13 @@ static void flush_pending_writes(struct r10conf *conf)
spin_lock_irq(&conf->device_lock);
if (conf->pending_bio_list.head) {
+ struct blk_plug plug;
struct bio *bio;
+
bio = bio_list_get(&conf->pending_bio_list);
conf->pending_count = 0;
spin_unlock_irq(&conf->device_lock);
+ blk_start_plug(&plug);
/* flush any pending bitmap writes to disk
* before proceeding w/ I/O */
bitmap_unplug(conf->mddev->bitmap);
@@ -918,6 +921,7 @@ static void flush_pending_writes(struct r10conf *conf)
generic_make_request(bio);
bio = next;
}
+ blk_finish_plug(&plug);
} else
spin_unlock_irq(&conf->device_lock);
}