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path: root/drivers/md/raid5-cache.c
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Diffstat (limited to 'drivers/md/raid5-cache.c')
-rw-r--r--drivers/md/raid5-cache.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c
index 6157f5beb9fe..874874fe4fa1 100644
--- a/drivers/md/raid5-cache.c
+++ b/drivers/md/raid5-cache.c
@@ -1890,28 +1890,22 @@ r5l_recovery_replay_one_stripe(struct r5conf *conf,
continue;
/* in case device is broken */
- rcu_read_lock();
- rdev = rcu_dereference(conf->disks[disk_index].rdev);
+ rdev = conf->disks[disk_index].rdev;
if (rdev) {
atomic_inc(&rdev->nr_pending);
- rcu_read_unlock();
sync_page_io(rdev, sh->sector, PAGE_SIZE,
sh->dev[disk_index].page, REQ_OP_WRITE,
false);
rdev_dec_pending(rdev, rdev->mddev);
- rcu_read_lock();
}
- rrdev = rcu_dereference(conf->disks[disk_index].replacement);
+ rrdev = conf->disks[disk_index].replacement;
if (rrdev) {
atomic_inc(&rrdev->nr_pending);
- rcu_read_unlock();
sync_page_io(rrdev, sh->sector, PAGE_SIZE,
sh->dev[disk_index].page, REQ_OP_WRITE,
false);
rdev_dec_pending(rrdev, rrdev->mddev);
- rcu_read_lock();
}
- rcu_read_unlock();
}
ctx->data_parity_stripes++;
out:
@@ -2948,7 +2942,6 @@ bool r5c_big_stripe_cached(struct r5conf *conf, sector_t sect)
if (!log)
return false;
- WARN_ON_ONCE(!rcu_read_lock_held());
tree_index = r5c_tree_index(conf, sect);
slot = radix_tree_lookup(&log->big_stripe_tree, tree_index);
return slot != NULL;