NFSv4.1 cache mdsthreshold values on OPEN

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

1 files changed, 12 insertions, 0 deletions

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 5d09a36b2cd8..cbcb6aea58a3 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1630,3 +1630,15 @@ out_free:
         kfree(data);
         goto out;
 }
+
+struct nfs4_threshold *pnfs_mdsthreshold_alloc(void)
+{
+        struct nfs4_threshold *thp;
+
+        thp = kzalloc(sizeof(*thp), GFP_NOFS);
+        if (!thp) {
+                dprintk("%s mdsthreshold allocation failed\n", __func__);
+                return NULL;
+        }
+        return thp;
+}