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Create cgroup in run() to make its vruntime deterministic #357

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Merged
Tingjia-0v0 merged 1 commit into from
Apr 28, 2026
Merged

Create cgroup in run() to make its vruntime deterministic #357

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7 changes: 3 additions & 4 deletions kmod/drivers/lag_vruntime.c
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Original file line number Diff line number Diff line change
Expand Up @@ -9,17 +9,16 @@ static struct task_struct *other_task;
static void setup(void) {
// Create target task and add it to group g0
target_task = kstep_task_create();
kstep_cgroup_create("g0");
kstep_cgroup_add_task("g0", target_task->pid);

// Create other tasks
other_task = kstep_task_create();
}

static void run(void) {
kstep_cgroup_create("g0");
kstep_cgroup_add_task("g0", target_task->pid);
kstep_task_set_prio(other_task, 19);
kstep_task_wakeup(other_task);

kstep_task_wakeup(other_task);
kstep_task_wakeup(target_task);

kstep_tick_repeat(5);
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