Merge branch 'server-cluster-locking-api' of git://linux-nfs.org/~bfields/linux

* 'server-cluster-locking-api' of git://linux-nfs.org/~bfields/linux:
  gfs2: nfs lock support for gfs2
  lockd: add code to handle deferred lock requests
  lockd: always preallocate block in nlmsvc_lock()
  lockd: handle test_lock deferrals
  lockd: pass cookie in nlmsvc_testlock
  lockd: handle fl_grant callbacks
  lockd: save lock state on deferral
  locks: add fl_grant callback for asynchronous lock return
  nfsd4: Convert NFSv4 to new lock interface
  locks: add lock cancel command
  locks: allow {vfs,posix}_lock_file to return conflicting lock
  locks: factor out generic/filesystem switch from setlock code
  locks: factor out generic/filesystem switch from test_lock
  locks: give posix_test_lock same interface as ->lock
  locks: make ->lock release private data before returning in GETLK case
  locks: create posix-to-flock helper functions
  locks: trivial removal of unnecessary parentheses

1 files changed, 6 insertions, 1 deletions

diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c
index 31cb48425733..9cd5c8b37593 100644
--- a/fs/lockd/svcproc.c
+++ b/fs/lockd/svcproc.c
@@ -33,6 +33,7 @@ cast_to_nlm(__be32 status, u32 vers)
                 case nlm_lck_denied_nolocks:
                 case nlm_lck_blocked:
                 case nlm_lck_denied_grace_period:
+                case nlm_drop_reply:
                         break;
                 case nlm4_deadlock:
                         status = nlm_lck_denied;
@@ -127,7 +128,9 @@ nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_args *argp,
                 return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
 
         /* Now check for conflicting locks */
-        resp->status = cast_status(nlmsvc_testlock(file, &argp->lock, &resp->lock));
+        resp->status = cast_status(nlmsvc_testlock(rqstp, file, &argp->lock, &resp->lock, &resp->cookie));
+        if (resp->status == nlm_drop_reply)
+                return rpc_drop_reply;
 
         dprintk("lockd: TEST          status %d vers %d\n",
                 ntohl(resp->status), rqstp->rq_vers);
@@ -172,6 +175,8 @@ nlmsvc_proc_lock(struct svc_rqst *rqstp, struct nlm_args *argp,
         /* Now try to lock the file */
         resp->status = cast_status(nlmsvc_lock(rqstp, file, &argp->lock,
                                                argp->block, &argp->cookie));
+        if (resp->status == nlm_drop_reply)
+                return rpc_drop_reply;
 
         dprintk("lockd: LOCK          status %d\n", ntohl(resp->status));
         nlm_release_host(host);