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IB/hfi1: Add static trace for iowait 

This patch adds the static trace for resource wait.

Reviewed-by: Mitko Haralanov <mitko.haralanov@intel.com>
Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Kaike Wan 2018-09-26 10:27:03 -07:00 committed by Jason Gunthorpe
parent 5da0fc9dbf
commit 15b796bc3d
3 changed files with 59 additions and 1 deletions
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3
drivers/infiniband/hw/hfi1/iowait.c
View File

@ -4,9 +4,11 @@
*
*/
#include "iowait.h"
#include "trace_iowait.h"
void iowait_set_flag(struct iowait *wait, u32 flag)
{
trace_hfi1_iowait_set(wait, flag);
set_bit(flag, &wait->flags);
}
@ -17,6 +19,7 @@ bool iowait_flag_set(struct iowait *wait, u32 flag)
inline void iowait_clear_flag(struct iowait *wait, u32 flag)
{
trace_hfi1_iowait_clear(wait, flag);
clear_bit(flag, &wait->flags);
}

3
drivers/infiniband/hw/hfi1/trace.h
View File

@ -1,5 +1,5 @@
/*
* Copyright(c) 2015 - 2017 Intel Corporation.
* Copyright(c) 2015 - 2018 Intel Corporation.
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
@ -62,3 +62,4 @@ __print_symbolic(etype, \
#include "trace_rx.h"
#include "trace_tx.h"
#include "trace_mmu.h"
#include "trace_iowait.h"

54
drivers/infiniband/hw/hfi1/trace_iowait.h Normal file
View File

@ -0,0 +1,54 @@
/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
/*
* Copyright(c) 2018 Intel Corporation.
*
*/
#if !defined(__HFI1_TRACE_IOWAIT_H) || defined(TRACE_HEADER_MULTI_READ)
#define __HFI1_TRACE_IOWAIT_H
#include <linux/tracepoint.h>
#include "iowait.h"
#include "verbs.h"
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hfi1_iowait
DECLARE_EVENT_CLASS(hfi1_iowait_template,
TP_PROTO(struct iowait *wait, u32 flag),
TP_ARGS(wait, flag),
TP_STRUCT__entry(/* entry */
__field(unsigned long, addr)
__field(unsigned long, flags)
__field(u32, flag)
__field(u32, qpn)
),
TP_fast_assign(/* assign */
__entry->addr = (unsigned long)wait;
__entry->flags = wait->flags;
__entry->flag = (1 << flag);
__entry->qpn = iowait_to_qp(wait)->ibqp.qp_num;
),
TP_printk(/* print */
"iowait 0x%lx qp %u flags 0x%lx flag 0x%x",
__entry->addr,
__entry->qpn,
__entry->flags,
__entry->flag
)
);
DEFINE_EVENT(hfi1_iowait_template, hfi1_iowait_set,
TP_PROTO(struct iowait *wait, u32 flag),
TP_ARGS(wait, flag));
DEFINE_EVENT(hfi1_iowait_template, hfi1_iowait_clear,
TP_PROTO(struct iowait *wait, u32 flag),
TP_ARGS(wait, flag));
#endif /* __HFI1_TRACE_IOWAIT_H */
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace_iowait
#include <trace/define_trace.h>