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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-06-14 12:07:38 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-06-15 11:24:29 -0400 |
| commit | 1d92a08da23848a38eece4df7eaa4e8ec0e6c699 (patch) | |
| tree | 17da4ebe1aba9da32990a7fa5bbe3f2ff6f60941 /fs | |
| parent | c9c30dd5f73dccaa326a54dfcf490316946aea87 (diff) | |
| download | blackbird-op-linux-1d92a08da23848a38eece4df7eaa4e8ec0e6c699.tar.gz blackbird-op-linux-1d92a08da23848a38eece4df7eaa4e8ec0e6c699.zip | |
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>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/pnfs_dev.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/pnfs_dev.c b/fs/nfs/pnfs_dev.c index 5944d4b369a2..f0f8e1e22f6c 100644 --- a/fs/nfs/pnfs_dev.c +++ b/fs/nfs/pnfs_dev.c @@ -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; } |
