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nfsd: Trace NFSv4 COMPOUND execution

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This helps record the identity and timing of the ops in each NFSv4
COMPOUND, replacing dprintk calls that did much the same thing.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Chuck Lever
2018-03-27 10:53:54 -04:00
committed by J. Bruce Fields
parent 87c5942e8f
commit fff4080b2f
2 changed files with 42 additions and 6 deletions
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9
fs/nfsd/nfs4proc.c
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@@ -1721,12 +1721,10 @@ nfsd4_proc_compound(struct svc_rqst *rqstp)
goto encode_op;
}
trace_nfsd_compound(rqstp, args->opcnt);
while (!status && resp->opcnt < args->opcnt) {
op = &args->ops[resp->opcnt++];
dprintk("nfsv4 compound op #%d/%d: %d (%s)\n",
resp->opcnt, args->opcnt, op->opnum,
nfsd4_op_name(op->opnum));
/*
* The XDR decode routines may have pre-set op->status;
* for example, if there is a miscellaneous XDR error
@@ -1800,9 +1798,8 @@ encode_op:
status = op->status;
}
dprintk("nfsv4 compound op %p opcnt %d #%d: %d: status %d\n",
args->ops, args->opcnt, resp->opcnt, op->opnum,
be32_to_cpu(status));
trace_nfsd_compound_status(args->opcnt, resp->opcnt, status,
nfsd4_op_name(op->opnum));
nfsd4_cstate_clear_replay(cstate);
nfsd4_increment_op_stats(op->opnum);