Robert Schmidt
8107939f08
- all RAN code, CI code, configuration files, dockerfiles, in CSSL v1.0
- all deployment code (openshift, charts, ancillary files like shell
scripts), in MIT
- documentation in CC-BY-4.0
- exceptions might apply and are listed in NOTICE
- there is a new LICENSES folder with all licenses
- CONTRIBUTIONS.md has been updated accordingly
For automated changes based on OAI PL v1.1:
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.{c,h,cpp}
perl -i~ -0pe 's/\/\*.*Licensed to the OpenAirInterface.*openairinterface.org\n#?/\/*\n * SPDX-License-Identifier: LicenseRef-CSSL-1.0\n/s' **/*.ts
perl -i~ -0pe 's/<!--.*Licensed to the OpenAirInterface.*openairinterface.org\n.*-->/<!-- SPDX-License-Identifier: LicenseRef-CSSL-1.0 -->/s' **/*.xml
The rest (cmake, files with missing license, cmake) manually.
59 lines
2.4 KiB
C
59 lines
2.4 KiB
C
/*
|
|
* SPDX-License-Identifier: LicenseRef-CSSL-1.0
|
|
*/
|
|
|
|
#include "task_ans.h"
|
|
#include "assertions.h"
|
|
#include <limits.h>
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
#include "pthread_utils.h"
|
|
#include "errno.h"
|
|
#include <string.h>
|
|
|
|
#define seminit(sem) \
|
|
{ \
|
|
int ret = sem_init(&sem, 0, 0); \
|
|
AssertFatal(ret == 0, "sem_init(): ret=%d, errno=%d (%s)\n", ret, errno, strerror(errno)); \
|
|
}
|
|
#define sempost(sem) \
|
|
{ \
|
|
int ret = sem_post(&sem); \
|
|
AssertFatal(ret == 0, "sem_post(): ret=%d, errno=%d (%s)\n", ret, errno, strerror(errno)); \
|
|
}
|
|
#define semwait(sem) \
|
|
{ \
|
|
int ret = sem_wait(&sem); \
|
|
AssertFatal(ret == 0, "sem_wait(): ret=%d, errno=%d (%s)\n", ret, errno, strerror(errno)); \
|
|
}
|
|
#define semdestroy(sem) \
|
|
{ \
|
|
int ret = sem_destroy(&sem); \
|
|
AssertFatal(ret == 0, "sem_destroy(): ret=%d, errno=%d (%s)\n", ret, errno, strerror(errno)); \
|
|
}
|
|
|
|
void init_task_ans(task_ans_t* ans, uint num_jobs)
|
|
{
|
|
ans->counter = num_jobs;
|
|
seminit(ans->sem);
|
|
}
|
|
|
|
void completed_many_task_ans(task_ans_t* ans, uint num_completed_jobs)
|
|
{
|
|
DevAssert(ans != NULL);
|
|
// Using atomic counter in contention scenario to avoid locking in producers
|
|
int num_jobs = atomic_fetch_sub_explicit(&ans->counter, num_completed_jobs, memory_order_relaxed);
|
|
if (num_jobs == num_completed_jobs) {
|
|
// Using semaphore to enable blocking call in join_task_ans
|
|
sempost(ans->sem);
|
|
}
|
|
}
|
|
|
|
void join_task_ans(task_ans_t* ans)
|
|
{
|
|
semwait(ans->sem);
|
|
semdestroy(ans->sem);
|
|
}
|