Commit 1d92a08d authored Jun 14, 2011 by Trond Myklebust

NFSv4.1: Fix a refcounting issue in the pNFS device id cache

When we add something to the global device id cache, we need to bump the
reference count, so that the cache itself holds a reference.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

parent c9c30dd5

fs/nfs/pnfs_dev.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -209,6 +209,7 @@ nfs4_insert_deviceid_node(struct nfs4_deviceid_node *new)

		hlist_add_head_rcu(&new->node, &nfs4_deviceid_cache[hash]);
		spin_unlock(&nfs4_deviceid_lock);
		atomic_inc(&new->ref);

		return new;
		}