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-rw-r--r--fs/nfs/nfs42proc.c1
-rw-r--r--fs/nfs/nfs4trace.h58
2 files changed, 58 insertions, 1 deletions
diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
index d3d9ea71702f..7c7399b10050 100644
--- a/fs/nfs/nfs42proc.c
+++ b/fs/nfs/nfs42proc.c
@@ -603,6 +603,7 @@ static int _nfs42_proc_copy_notify(struct file *src, struct file *dst,
status = nfs4_call_sync(src_server->client, src_server, &msg,
&args->cna_seq_args, &res->cnr_seq_res, 0);
+ trace_nfs4_copy_notify(file_inode(src), args, res, status);
if (status == -ENOTSUPP)
src_server->caps &= ~NFS_CAP_COPY_NOTIFY;
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
index f971e38a6e3a..f337a25c67b3 100644
--- a/fs/nfs/nfs4trace.h
+++ b/fs/nfs/nfs4trace.h
@@ -243,7 +243,6 @@ TRACE_EVENT(nfs4_cb_offload,
show_nfs_stable_how(__entry->cb_how)
)
);
-
#endif /* CONFIG_NFS_V4_1 */
TRACE_EVENT(nfs4_setup_sequence,
@@ -2407,6 +2406,63 @@ TRACE_EVENT(nfs4_clone,
__entry->len
)
);
+
+TRACE_EVENT(nfs4_copy_notify,
+ TP_PROTO(
+ const struct inode *inode,
+ const struct nfs42_copy_notify_args *args,
+ const struct nfs42_copy_notify_res *res,
+ int error
+ ),
+
+ TP_ARGS(inode, args, res, error),
+
+ TP_STRUCT__entry(
+ __field(unsigned long, error)
+ __field(u32, fhandle)
+ __field(u32, fileid)
+ __field(dev_t, dev)
+ __field(int, stateid_seq)
+ __field(u32, stateid_hash)
+ __field(int, res_stateid_seq)
+ __field(u32, res_stateid_hash)
+ ),
+
+ TP_fast_assign(
+ const struct nfs_inode *nfsi = NFS_I(inode);
+
+ __entry->fileid = nfsi->fileid;
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->fhandle = nfs_fhandle_hash(args->cna_src_fh);
+ __entry->stateid_seq =
+ be32_to_cpu(args->cna_src_stateid.seqid);
+ __entry->stateid_hash =
+ nfs_stateid_hash(&args->cna_src_stateid);
+ if (error) {
+ __entry->error = -error;
+ __entry->res_stateid_seq = 0;
+ __entry->res_stateid_hash = 0;
+ } else {
+ __entry->error = 0;
+ __entry->res_stateid_seq =
+ be32_to_cpu(res->cnr_stateid.seqid);
+ __entry->res_stateid_hash =
+ nfs_stateid_hash(&res->cnr_stateid);
+ }
+ ),
+
+ TP_printk(
+ "error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
+ "stateid=%d:0x%08x res_stateid=%d:0x%08x",
+ -__entry->error,
+ show_nfs4_status(__entry->error),
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long long)__entry->fileid,
+ __entry->fhandle,
+ __entry->stateid_seq, __entry->stateid_hash,
+ __entry->res_stateid_seq, __entry->res_stateid_hash
+ )
+);
#endif /* CONFIG_NFS_V4_2 */
#endif /* CONFIG_NFS_V4_1 */