From d4e935bd67ca05db4119b67801d9ece6ae139f05 Mon Sep 17 00:00:00 2001 From: "J. Bruce Fields" Date: Thu, 3 Dec 2009 15:58:33 -0500 Subject: The rpc server does not require that service threads take the BKL. Signed-off-by: J. Bruce Fields Signed-off-by: Trond Myklebust --- fs/nfs/callback.c | 12 ------------ 1 file changed, 12 deletions(-) (limited to 'fs/nfs/callback.c') diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c index 293fa0528a6e..e66ec5d169f7 100644 --- a/fs/nfs/callback.c +++ b/fs/nfs/callback.c @@ -78,11 +78,6 @@ nfs4_callback_svc(void *vrqstp) set_freezable(); - /* - * FIXME: do we really need to run this under the BKL? If so, please - * add a comment about what it's intended to protect. - */ - lock_kernel(); while (!kthread_should_stop()) { /* * Listen for a request on the socket @@ -104,7 +99,6 @@ nfs4_callback_svc(void *vrqstp) preverr = err; svc_process(rqstp); } - unlock_kernel(); return 0; } @@ -160,11 +154,6 @@ nfs41_callback_svc(void *vrqstp) set_freezable(); - /* - * FIXME: do we really need to run this under the BKL? If so, please - * add a comment about what it's intended to protect. - */ - lock_kernel(); while (!kthread_should_stop()) { prepare_to_wait(&serv->sv_cb_waitq, &wq, TASK_INTERRUPTIBLE); spin_lock_bh(&serv->sv_cb_lock); @@ -183,7 +172,6 @@ nfs41_callback_svc(void *vrqstp) } finish_wait(&serv->sv_cb_waitq, &wq); } - unlock_kernel(); return 0; } -- cgit v1.2.3 From 07bccc2dd4e8745859f0fa7d120ea39320fbcdbf Mon Sep 17 00:00:00 2001 From: Alexandros Batsakis Date: Sat, 5 Dec 2009 13:19:01 -0500 Subject: nfs41: add support for callback with RPC version number 4 The NFSv4.1 spec-29 (18.36.3) says that the server MUST use an ONC RPC (program) version number equal to 4 in callbacks sent to the client. For now we allow both versions 1 and 4. Signed-off-by: Alexandros Batsakis Signed-off-by: Trond Myklebust --- fs/nfs/callback.c | 1 + 1 file changed, 1 insertion(+) (limited to 'fs/nfs/callback.c') diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c index e66ec5d169f7..73ab220354df 100644 --- a/fs/nfs/callback.c +++ b/fs/nfs/callback.c @@ -385,6 +385,7 @@ static int nfs_callback_authenticate(struct svc_rqst *rqstp) */ static struct svc_version *nfs4_callback_version[] = { [1] = &nfs4_callback_version1, + [4] = &nfs4_callback_version4, }; static struct svc_stat nfs4_callback_stats; -- cgit v1.2.3