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| author | Chuck Lever <chuck.lever@oracle.com> | 2019-02-11 19:24:26 +0300 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2019-02-13 20:03:21 +0300 |
| commit | f23f658404229278af49284871518174ebbe3580 (patch) | |
| tree | aafee5858f6d88e31ef650bfbce2defb099dd7e2 /fs/nfs/nfs4trace.h | |
| parent | eb72f484a5eb94c53a241e6a7811270fb25200ad (diff) | |
| download | linux-f23f658404229278af49284871518174ebbe3580.tar.xz | |
NFS: Add trace events to report non-zero NFS status codes
These can help field troubleshooting without needing the overhead
of a full network capture (ie, tcpdump).
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs/nfs4trace.h')
| -rw-r--r-- | fs/nfs/nfs4trace.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index b4557cf685fb..cd1a5c08da9a 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -524,6 +524,31 @@ TRACE_EVENT(nfs4_setup_sequence, ) ); +TRACE_EVENT(nfs4_xdr_status, + TP_PROTO( + u32 op, + int error + ), + + TP_ARGS(op, error), + + TP_STRUCT__entry( + __field(u32, op) + __field(int, error) + ), + + TP_fast_assign( + __entry->op = op; + __entry->error = -error; + ), + + TP_printk( + "operation %d: nfs status %d (%s)", + __entry->op, + __entry->error, show_nfsv4_errors(__entry->error) + ) +); + DECLARE_EVENT_CLASS(nfs4_open_event, TP_PROTO( const struct nfs_open_context *ctx, |