NFSv4.2 add tracepoint to CLONE
Add a tracepoint to the CLONE operation. Signed-off-by: Olga Kornievskaia <kolga@netapp.com> Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
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@ -1077,6 +1077,7 @@ static int _nfs42_proc_clone(struct rpc_message *msg, struct file *src_f,
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status = nfs4_call_sync(server->client, server, msg,
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&args.seq_args, &res.seq_res, 0);
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trace_nfs4_clone(src_inode, dst_inode, &args, status);
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if (status == 0) {
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nfs42_copy_dest_done(dst_inode, dst_offset, count);
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status = nfs_post_op_update_inode(dst_inode, res.dst_fattr);
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@ -2290,6 +2290,79 @@ TRACE_EVENT(nfs4_copy,
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__entry->res_count
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)
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);
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TRACE_EVENT(nfs4_clone,
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TP_PROTO(
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const struct inode *src_inode,
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const struct inode *dst_inode,
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const struct nfs42_clone_args *args,
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int error
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),
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TP_ARGS(src_inode, dst_inode, args, error),
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TP_STRUCT__entry(
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__field(unsigned long, error)
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__field(u32, src_fhandle)
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__field(u32, src_fileid)
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__field(u32, dst_fhandle)
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__field(u32, dst_fileid)
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__field(dev_t, src_dev)
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__field(dev_t, dst_dev)
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__field(loff_t, src_offset)
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__field(loff_t, dst_offset)
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__field(int, src_stateid_seq)
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__field(u32, src_stateid_hash)
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__field(int, dst_stateid_seq)
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__field(u32, dst_stateid_hash)
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__field(loff_t, len)
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),
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TP_fast_assign(
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const struct nfs_inode *src_nfsi = NFS_I(src_inode);
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const struct nfs_inode *dst_nfsi = NFS_I(dst_inode);
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__entry->src_fileid = src_nfsi->fileid;
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__entry->src_dev = src_inode->i_sb->s_dev;
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__entry->src_fhandle = nfs_fhandle_hash(args->src_fh);
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__entry->src_offset = args->src_offset;
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__entry->dst_fileid = dst_nfsi->fileid;
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__entry->dst_dev = dst_inode->i_sb->s_dev;
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__entry->dst_fhandle = nfs_fhandle_hash(args->dst_fh);
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__entry->dst_offset = args->dst_offset;
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__entry->len = args->count;
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__entry->error = error < 0 ? -error : 0;
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__entry->src_stateid_seq =
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be32_to_cpu(args->src_stateid.seqid);
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__entry->src_stateid_hash =
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nfs_stateid_hash(&args->src_stateid);
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__entry->dst_stateid_seq =
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be32_to_cpu(args->dst_stateid.seqid);
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__entry->dst_stateid_hash =
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nfs_stateid_hash(&args->dst_stateid);
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),
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TP_printk(
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"error=%ld (%s) src_fileid=%02x:%02x:%llu "
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"src_fhandle=0x%08x dst_fileid=%02x:%02x:%llu "
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"dst_fhandle=0x%08x src_stateid=%d:0x%08x "
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"dst_stateid=%d:0x%08x src_offset=%llu "
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"dst_offset=%llu len=%llu",
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-__entry->error,
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show_nfs4_status(__entry->error),
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MAJOR(__entry->src_dev), MINOR(__entry->src_dev),
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(unsigned long long)__entry->src_fileid,
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__entry->src_fhandle,
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MAJOR(__entry->dst_dev), MINOR(__entry->dst_dev),
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(unsigned long long)__entry->dst_fileid,
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__entry->dst_fhandle,
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__entry->src_stateid_seq, __entry->src_stateid_hash,
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__entry->dst_stateid_seq, __entry->dst_stateid_hash,
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__entry->src_offset,
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__entry->dst_offset,
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__entry->len
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)
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);
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#endif /* CONFIG_NFS_V4_2 */
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#endif /* CONFIG_NFS_V4_1 */
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