mirrors/labwc
1
0
Fork 0
mirror of https://github.com/labwc/labwc.git synced 2026-04-10 08:21:07 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Create realtime.c

Browse source
This commit is contained in:
zeussuse 2025-03-26 23:23:16 +00:00 • committed by GitHub
parent d6edb8b273
commit f9fea5c2a3
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 37 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

37
src/realtime.c Normal file
View file

@ -0,0 +1,37 @@
#include <sys/resource.h>
#include <sched.h>
#include <unistd.h>
#include <pthread.h>
#include "labwc.h"
static void child_fork_callback(void) {
struct sched_param param;
param.sched_priority = 0;
int ret = pthread_setschedparam(pthread_self(), SCHED_OTHER, &param);
if (ret != 0) {
wlr_log(WLR_ERROR, "Failed to reset scheduler policy on fork");
}
}
void set_rr_scheduling(void) {
int prio = sched_get_priority_min(SCHED_RR);
int old_policy;
int ret;
struct sched_param param;
ret = pthread_getschedparam(pthread_self(), &old_policy, &param);
if (ret != 0) {
wlr_log(WLR_DEBUG, "Failed to get old scheduling priority");
return;
}
param.sched_priority = prio;
ret = pthread_setschedparam(pthread_self(), SCHED_RR, &param);
if (ret != 0) {
wlr_log(WLR_INFO, "Failed to set scheduling priority to %d", prio);
return;
}
pthread_atfork(NULL, NULL, child_fork_callback);
}