maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

priorities/policy on usrp-tx-thread. Thread id for ru_thread

Browse Source
This commit is contained in:
Raymond Knopp
2023-03-06 06:54:55 +01:00
parent d379bbae9c
commit 9a91ed0eeb
2 changed files with 32 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
radio/USRP/USERSPACE/LIB/usrp_lib.cpp
+30 -1
View File
@@ -556,6 +556,7 @@ void *trx_usrp_write_thread(void * arg){
signed char last_packet;
int flags_gpio;
printf("trx_usrp_write_thread started on cpu %d\n",sched_getcpu());
while(1){
pthread_mutex_lock(&write_thread->mutex_write);
while (write_thread->count_write == 0) {
@@ -658,7 +659,35 @@ int trx_usrp_write_init(openair0_device *device){
printf("end of tx write thread\n");
pthread_mutex_init(&write_thread->mutex_write, NULL);
pthread_cond_init(&write_thread->cond_write, NULL);
pthread_create(&write_thread->pthread_write,NULL,trx_usrp_write_thread,(void *)device);
struct sched_param sparam={0};
sparam.sched_priority = sched_get_priority_max(SCHED_RR);
pthread_attr_t attr;
int ret=pthread_attr_init(&attr);
if (ret!=0) {
printf("error initializing USRP tx-thread attribute ret %d, errno: %d\n",ret,errno);
exit(-1);
}
else printf("USRP tx-thread attribute initialized\n");
ret=pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);
if (ret!=0) {
printf("error setting USRP tx-thread inheritance ret %d, errno: %d\n",ret,errno);
exit(-1);
}
else printf("USRP tx-thread inheritance set\n");
ret=pthread_attr_setschedpolicy(&attr, SCHED_RR);
if (ret!=0) {
printf("error setting USRP tx-thread scheduling policy ret %d, errno: %d\n",ret,errno);
exit(-1);
}
else printf("USRP tx-thread scheduling policy set to SCHED_RR\n");
ret = pthread_attr_setschedparam(&attr, &sparam);
if (ret!=0) {
printf("error setting USRP tx-thread priority ret %d, errno: %d\n",ret,errno);
exit(-1);
}
else printf("USRP tx-thread priority set to %d\n",sparam.sched_priority);
pthread_create(&write_thread->pthread_write,&attr,trx_usrp_write_thread,(void *)device);
return(0);
}