From a3ca5651cb5eebe2e56e510bbf5cd60abc301c9f Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Thu, 1 Mar 2012 17:00:40 -0500 Subject: [PATCH] NFS: Add debugging messages to NFSv4's CLOSE procedure CLOSE is new with NFSv4. Sometimes it's important to know the timing of this operation compared to things like lease renewal. Signed-off-by: Chuck Lever Signed-off-by: Trond Myklebust --- fs/nfs/nfs4proc.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 90a17cc3ebc..6c8e170e2e6 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -1983,6 +1983,7 @@ static void nfs4_close_done(struct rpc_task *task, void *data) struct nfs4_state *state = calldata->state; struct nfs_server *server = NFS_SERVER(calldata->inode); + dprintk("%s: begin!\n", __func__); if (!nfs4_sequence_done(task, &calldata->res.seq_res)) return; /* hmm. we are done with the inode, and in the process of freeing @@ -2010,6 +2011,7 @@ static void nfs4_close_done(struct rpc_task *task, void *data) } nfs_release_seqid(calldata->arg.seqid); nfs_refresh_inode(calldata->inode, calldata->res.fattr); + dprintk("%s: done, ret = %d!\n", __func__, task->tk_status); } static void nfs4_close_prepare(struct rpc_task *task, void *data) @@ -2018,6 +2020,7 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data) struct nfs4_state *state = calldata->state; int call_close = 0; + dprintk("%s: begin!\n", __func__); if (nfs_wait_on_sequence(calldata->arg.seqid, task) != 0) return; @@ -2042,7 +2045,7 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data) if (!call_close) { /* Note: exit _without_ calling nfs4_close_done */ task->tk_action = NULL; - return; + goto out; } if (calldata->arg.fmode == 0) { @@ -2051,7 +2054,7 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data) pnfs_roc_drain(calldata->inode, &calldata->roc_barrier)) { rpc_sleep_on(&NFS_SERVER(calldata->inode)->roc_rpcwaitq, task, NULL); - return; + goto out; } } @@ -2061,8 +2064,10 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data) &calldata->arg.seq_args, &calldata->res.seq_res, task)) - return; + goto out; rpc_call_start(task); +out: + dprintk("%s: done!\n", __func__); } static const struct rpc_call_ops nfs4_close_ops = {