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NFSv4.1: Add tracepoints for debugging layoutget/return/commit

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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2013-08-14 16:36:51 -04:00
parent cc668ab30b
commit 1037e6eaa3
2 changed files with 61 additions and 0 deletions
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6
fs/nfs/nfs4proc.c
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@@ -6860,6 +6860,10 @@ nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags)
status = nfs4_wait_for_completion_rpc_task(task);
if (status == 0)
status = task->tk_status;
trace_nfs4_layoutget(lgp->args.ctx,
&lgp->args.range,
&lgp->res.range,
status);
/* if layoutp->len is 0, nfs4_layoutget_prepare called rpc_exit */
if (status == 0 && lgp->res.layoutp->len)
lseg = pnfs_layout_process(lgp);
@@ -6945,6 +6949,7 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp)
if (IS_ERR(task))
return PTR_ERR(task);
status = task->tk_status;
trace_nfs4_layoutreturn(lrp->args.inode, status);
dprintk("<-- %s status=%d\n", __func__, status);
rpc_put_task(task);
return status;
@@ -7131,6 +7136,7 @@ nfs4_proc_layoutcommit(struct nfs4_layoutcommit_data *data, bool sync)
if (status != 0)
goto out;
status = task->tk_status;
trace_nfs4_layoutcommit(data->args.inode, status);
out:
dprintk("%s: status %d\n", __func__, status);
rpc_put_task(task);