From: Olga Kornievskaia <kolga@xxxxxxxxxx>
Add tracepoint to OFFLOAD_CANCEL operation.
Signed-off-by: Olga Kornievskaia <kolga@xxxxxxxxxx>
---
fs/nfs/nfs42proc.c | 1 +
fs/nfs/nfs4trace.h | 33 +++++++++++++++++++++++++++++++++
2 files changed, 34 insertions(+)
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index 7c7399b10050..08355b66e7cb 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -509,6 +509,7 @@ static void nfs42_offload_cancel_done(struct rpc_task *task, void *calldata)
{
struct nfs42_offloadcancel_data *data = calldata;
+ trace_nfs4_offload_cancel(&data->args, task->tk_status);
nfs41_sequence_done(task, &data->res.osr_seq_res);
if (task->tk_status &&
nfs4_async_handle_error(task, data->seq_server, NULL,
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
index f337a25c67b3..6ee6ad3674a2 100644
--- a/fs/nfs/nfs4trace.h
+++ b/fs/nfs/nfs4trace.h
@@ -2463,6 +2463,39 @@ TRACE_EVENT(nfs4_copy_notify,
__entry->res_stateid_seq, __entry->res_stateid_hash
)
);
+
+TRACE_EVENT(nfs4_offload_cancel,
+ TP_PROTO(
+ const struct nfs42_offload_status_args *args,
+ int error
+ ),
+
+ TP_ARGS(args, error),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, error)
+ __field(u32, fhandle)
+ __field(int, stateid_seq)
+ __field(u32, stateid_hash)
+ ),
+
+ TP_fast_assign(
+ __entry->fhandle = nfs_fhandle_hash(args->osa_src_fh);
+ __entry->error = error < 0 ? -error : 0;
+ __entry->stateid_seq =
+ be32_to_cpu(args->osa_stateid.seqid);
+ __entry->stateid_hash =
+ nfs_stateid_hash(&args->osa_stateid);
+ ),
+
+ TP_printk(
+ "error=%ld (%s) fhandle=0x%08x stateid=%d:0x%08x",
+ -__entry->error,
+ show_nfs4_status(__entry->error),
+ __entry->fhandle,
+ __entry->stateid_seq, __entry->stateid_hash
+ )
+);
#endif /* CONFIG_NFS_V4_2 */
#endif /* CONFIG_NFS_V4_1 */
--
2.27.0
