forked from luck/tmp_suning_uos_patched
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
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/*
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* Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
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*/
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#include <linux/nfs_fs.h>
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#include "nfs4_fs.h"
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#include "internal.h"
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#include "nfs4session.h"
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#include "callback.h"
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#include "pnfs.h"
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#define CREATE_TRACE_POINTS
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#include "nfs4trace.h"
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#ifdef CONFIG_NFS_V4_1
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EXPORT_TRACEPOINT_SYMBOL_GPL(nfs4_pnfs_read);
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EXPORT_TRACEPOINT_SYMBOL_GPL(nfs4_pnfs_write);
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EXPORT_TRACEPOINT_SYMBOL_GPL(nfs4_pnfs_commit_ds);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_pg_init_read);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_pg_init_write);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_pg_get_mirror_count);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_read_done);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_write_done);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_read_pagelist);
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EXPORT_TRACEPOINT_SYMBOL_GPL(pnfs_mds_fallback_write_pagelist);
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#endif
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