mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-05 18:14:07 +08:00
d5b9216fd5
Add tracepoints to allow debugging of the event chain leading to a pnfs fallback to doing I/O through the MDS. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
28 lines
912 B
C
28 lines
912 B
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
|
|
*/
|
|
#include <linux/nfs_fs.h>
|
|
#include "nfs4_fs.h"
|
|
#include "internal.h"
|
|
#include "nfs4session.h"
|
|
#include "callback.h"
|
|
#include "pnfs.h"
|
|
|
|
#define CREATE_TRACE_POINTS
|
|
#include "nfs4trace.h"
|
|
|
|
#ifdef CONFIG_NFS_V4_1
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(nfs4_pnfs_read);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(nfs4_pnfs_write);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(nfs4_pnfs_commit_ds);
|
|
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_pg_init_read);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_pg_init_write);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_pg_get_mirror_count);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_read_done);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_write_done);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_read_pagelist);
|
|
EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_write_pagelist);
|
|
#endif
|