From 483eb2f56657e8e7f419ab1a4fab8dce9ade8609 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 20:24:20 +0200 Subject: Adding upstream version 14.2.21. Signed-off-by: Daniel Baumann --- .../examples/performance-thread/common/lthread.h | 107 +++++++++++++++++++++ 1 file changed, 107 insertions(+) create mode 100644 src/seastar/dpdk/examples/performance-thread/common/lthread.h (limited to 'src/seastar/dpdk/examples/performance-thread/common/lthread.h') diff --git a/src/seastar/dpdk/examples/performance-thread/common/lthread.h b/src/seastar/dpdk/examples/performance-thread/common/lthread.h new file mode 100644 index 00000000..5c2c1a5f --- /dev/null +++ b/src/seastar/dpdk/examples/performance-thread/common/lthread.h @@ -0,0 +1,107 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2015 Intel Corporation. All rights reserved. + * 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. + */ + +/* + * Some portions of this software is derived from the + * https://github.com/halayli/lthread which carrys the following license. + * + * Copyright (C) 2012, Hasan Alayli + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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 LTHREAD_H_ +#define LTHREAD_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +#include "lthread_api.h" +#include "lthread_diag.h" + +struct lthread; +struct lthread_sched; + +/* function to be called when a context function returns */ +typedef void (*lthread_exit_func) (struct lthread *); + +void _lthread_exit_handler(struct lthread *lt); + +void lthread_set_funcname(const char *f); + +void _lthread_sched_busy_sleep(struct lthread *lt, uint64_t nsecs); + +int _lthread_desched_sleep(struct lthread *lt); + +void _lthread_free(struct lthread *lt); + +struct lthread_sched *_lthread_sched_get(int lcore_id); + +struct lthread_stack *_stack_alloc(void); + +struct +lthread_sched *_lthread_sched_create(size_t stack_size); + +void +_lthread_init(struct lthread *lt, + lthread_func_t fun, void *arg, lthread_exit_func exit_handler); + +void _lthread_set_stack(struct lthread *lt, void *stack, size_t stack_size); + +#ifdef __cplusplus +} +#endif + +#endif /* LTHREAD_H_ */ -- cgit v1.2.3