Quelle  trace_mmu.h   Sprache: C

/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
 * Copyright(c) 2017 Intel Corporation.
 */

#if !defined(__HFI1_TRACE_MMU_H) || defined(TRACE_HEADER_MULTI_READ)
#define __HFI1_TRACE_MMU_H

#include <linux/tracepoint.h>
#include <linux/trace_seq.h>

#include "hfi.h"

#undef TRACE_SYSTEM
#define TRACE_SYSTEM hfi1_mmu

DECLARE_EVENT_CLASS(hfi1_mmu_rb_template,
      TP_PROTO(struct mmu_rb_node *node),
      TP_ARGS(node),
      TP_STRUCT__entry(__field(unsigned long, addr)
         __field(unsigned long, len)
         __field(unsigned int, refcount)
       ),
      TP_fast_assign(__entry->addr = node->addr;
       __entry->len = node->len;
       __entry->refcount = kref_read(&node->refcount);
       ),
      TP_printk("MMU node addr 0x%lx, len %lu, refcount %u",
         __entry->addr,
         __entry->len,
         __entry->refcount
       )
);

DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_rb_insert,
      TP_PROTO(struct mmu_rb_node *node),
      TP_ARGS(node));

TRACE_EVENT(hfi1_mmu_rb_search,
     TP_PROTO(unsigned long addr, unsigned long len),
     TP_ARGS(addr, len),
     TP_STRUCT__entry(__field(unsigned long, addr)
        __field(unsigned long, len)
      ),
     TP_fast_assign(__entry->addr = addr;
      __entry->len = len;
      ),
     TP_printk("MMU node addr 0x%lx, len %lu",
        __entry->addr,
        __entry->len
      )
);

DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_mem_invalidate,
      TP_PROTO(struct mmu_rb_node *node),
      TP_ARGS(node));

DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_rb_evict,
      TP_PROTO(struct mmu_rb_node *node),
      TP_ARGS(node));

DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_release_node,
      TP_PROTO(struct mmu_rb_node *node),
      TP_ARGS(node));

#endif /* __HFI1_TRACE_RC_H */

#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE trace_mmu
#include <trace/define_trace.h>