mirror of https://github.com/F-Stack/f-stack.git
142 lines
4.1 KiB
C
142 lines
4.1 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2015 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LTHREAD_DIAG_H_
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#define LTHREAD_DIAG_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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#include <inttypes.h>
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#include <rte_log.h>
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#include <rte_common.h>
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#include "lthread_api.h"
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#include "lthread_diag_api.h"
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extern diag_callback diag_cb;
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extern const char *diag_event_text[];
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extern uint64_t diag_mask;
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/* max size of name strings */
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#define LT_MAX_NAME_SIZE 64
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#if LTHREAD_DIAG
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#define DISPLAY_OBJCACHE_QUEUES 1
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/*
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* Generate a diagnostic trace or event in the case where an object is created.
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*
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* The value returned by the callback is stored in the object.
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*
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* @ param obj
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* pointer to the object that was created
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* @ param ev
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* the event code
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*
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*/
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#define DIAG_CREATE_EVENT(obj, ev) do { \
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struct lthread *ct = RTE_PER_LCORE(this_sched)->current_lthread;\
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if ((BIT(ev) & diag_mask) && (ev < LT_DIAG_EVENT_MAX)) { \
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(obj)->diag_ref = (diag_cb)(rte_rdtsc(), \
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ct, \
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(ev), \
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0, \
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diag_event_text[(ev)], \
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(uint64_t)obj, \
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0); \
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} \
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} while (0)
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/*
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* Generate a diagnostic trace event.
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*
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* @ param obj
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* pointer to the lthread, cond or mutex object
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* @ param ev
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* the event code
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* @ param p1
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* object specific value ( see lthread_diag_api.h )
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* @ param p2
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* object specific value ( see lthread_diag_api.h )
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*/
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#define DIAG_EVENT(obj, ev, p1, p2) do { \
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struct lthread *ct = RTE_PER_LCORE(this_sched)->current_lthread;\
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if ((BIT(ev) & diag_mask) && (ev < LT_DIAG_EVENT_MAX)) { \
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(diag_cb)(rte_rdtsc(), \
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ct, \
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ev, \
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(obj)->diag_ref, \
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diag_event_text[(ev)], \
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(uint64_t)(p1), \
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(uint64_t)(p2)); \
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} \
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} while (0)
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#define DIAG_COUNT_DEFINE(x) rte_atomic64_t count_##x
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#define DIAG_COUNT_INIT(o, x) rte_atomic64_init(&((o)->count_##x))
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#define DIAG_COUNT_INC(o, x) rte_atomic64_inc(&((o)->count_##x))
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#define DIAG_COUNT_DEC(o, x) rte_atomic64_dec(&((o)->count_##x))
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#define DIAG_COUNT(o, x) rte_atomic64_read(&((o)->count_##x))
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#define DIAG_USED
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#else
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/* no diagnostics configured */
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#define DISPLAY_OBJCACHE_QUEUES 0
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#define DIAG_CREATE_EVENT(obj, ev)
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#define DIAG_EVENT(obj, ev, p1, p)
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#define DIAG_COUNT_DEFINE(x)
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#define DIAG_COUNT_INIT(o, x) do {} while (0)
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#define DIAG_COUNT_INC(o, x) do {} while (0)
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#define DIAG_COUNT_DEC(o, x) do {} while (0)
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#define DIAG_COUNT(o, x) 0
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#define DIAG_USED __rte_unused
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#endif /* LTHREAD_DIAG */
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#ifdef __cplusplus
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}
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#endif
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#endif /* LTHREAD_DIAG_H_ */
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