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-rw-r--r--drivers/md/raid1.c7
-rw-r--r--drivers/md/raid1.h1
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 70a596c10306..5d19c1a7d90a 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -885,7 +885,7 @@ static void raise_barrier(struct r1conf *conf, sector_t sector_nr)
atomic_read(&conf->barrier[idx]) < RESYNC_DEPTH,
conf->resync_lock);
- atomic_inc(&conf->nr_pending[idx]);
+ atomic_inc(&conf->nr_sync_pending);
spin_unlock_irq(&conf->resync_lock);
}
@@ -896,7 +896,7 @@ static void lower_barrier(struct r1conf *conf, sector_t sector_nr)
BUG_ON(atomic_read(&conf->barrier[idx]) <= 0);
atomic_dec(&conf->barrier[idx]);
- atomic_dec(&conf->nr_pending[idx]);
+ atomic_dec(&conf->nr_sync_pending);
wake_up(&conf->wait_barrier);
}
@@ -1033,7 +1033,8 @@ static int get_unqueued_pending(struct r1conf *conf)
{
int idx, ret;
- for (ret = 0, idx = 0; idx < BARRIER_BUCKETS_NR; idx++)
+ ret = atomic_read(&conf->nr_sync_pending);
+ for (idx = 0; idx < BARRIER_BUCKETS_NR; idx++)
ret += atomic_read(&conf->nr_pending[idx]) -
atomic_read(&conf->nr_queued[idx]);
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index b0ab0da6e39e..c8894ef1e9d2 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -84,6 +84,7 @@ struct r1conf {
*/
wait_queue_head_t wait_barrier;
spinlock_t resync_lock;
+ atomic_t nr_sync_pending;
atomic_t *nr_pending;
atomic_t *nr_waiting;
atomic_t *nr_queued;