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NFS: Add debugging messages to NFSv4's CLOSE procedure

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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 <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever 2012-03-01 17:00:40 -05:00 committed by Trond Myklebust
parent 02a2976c91
commit a3ca5651cb
1 changed files with 8 additions and 3 deletions
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11
fs/nfs/nfs4proc.c
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@ -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 = {