NFSD: added FREE_STATEID operation

This operation is used by the client to tell the server to free a
stateid.

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 7406f1cfd001..a27dea50273d 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -1417,6 +1417,11 @@ static struct nfsd4_operation nfsd4_ops[] = {
                 .op_flags = OP_HANDLES_WRONGSEC,
                 .op_name = "OP_SECINFO_NO_NAME",
         },
+        [OP_FREE_STATEID] = {
+                .op_func = (nfsd4op_func)nfsd4_free_stateid,
+                .op_flags = ALLOWED_WITHOUT_FH,
+                .op_name = "OP_FREE_STATEID",
+        },
 };
 
 static const char *nfsd4_op_name(unsigned opnum)