numam-spdk/include/spdk_internal/event.h
Ben Walker c80454a283 event: Eliminate reactor mask
The DPDK mask and the reactor mask are always the same.

Change-Id: I83d3ab87cdfb405574f6472cfc222d3f311abdb1
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
2017-04-05 11:16:29 -07:00

109 lines
3.6 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SPDK_INTERNAL_EVENT_H
#define SPDK_INTERNAL_EVENT_H
#include <stdio.h>
#include "spdk/event.h"
struct spdk_event {
uint32_t lcore;
spdk_event_fn fn;
void *arg1;
void *arg2;
};
int spdk_reactors_init(unsigned int max_delay_us);
int spdk_reactors_fini(void);
void spdk_reactors_start(void);
void spdk_reactors_stop(void);
uint32_t spdk_event_queue_run_batch(uint32_t lcore);
struct spdk_subsystem {
const char *name;
int (*init)(void);
int (*fini)(void);
void (*config)(FILE *fp);
TAILQ_ENTRY(spdk_subsystem) tailq;
};
struct spdk_subsystem_depend {
const char *name;
const char *depends_on;
struct spdk_subsystem *depends_on_subsystem;
TAILQ_ENTRY(spdk_subsystem_depend) tailq;
};
void spdk_add_subsystem(struct spdk_subsystem *subsystem);
void spdk_add_subsystem_depend(struct spdk_subsystem_depend *depend);
int spdk_subsystem_init(void);
int spdk_subsystem_fini(void);
void spdk_subsystem_config(FILE *fp);
/**
* \brief Register a new subsystem
*/
#define SPDK_SUBSYSTEM_REGISTER(_name, _init, _fini, _config) \
struct spdk_subsystem __spdk_subsystem_ ## _name = { \
.name = #_name, \
.init = _init, \
.fini = _fini, \
.config = _config, \
}; \
__attribute__((constructor)) static void _name ## _register(void) \
{ \
spdk_add_subsystem(&__spdk_subsystem_ ## _name); \
}
/**
* \brief Declare that a subsystem depends on another subsystem.
*/
#define SPDK_SUBSYSTEM_DEPEND(_name, _depends_on) \
extern struct spdk_subsystem __spdk_subsystem_ ## _depends_on; \
static struct spdk_subsystem_depend __subsystem_ ## _name ## _depend_on ## _depends_on = { \
.name = #_name, \
.depends_on = #_depends_on, \
.depends_on_subsystem = &__spdk_subsystem_ ## _depends_on, \
}; \
__attribute__((constructor)) static void _name ## _depend_on ## _depends_on(void) \
{ \
spdk_add_subsystem_depend(&__subsystem_ ## _name ## _depend_on ## _depends_on); \
}
#endif /* SPDK_INTERNAL_EVENT_H */