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linux510-tkg: Update Project C patchset to v5.10-r0 release - http://cchalpha.blogspot.com/2020/12/project-c-v510-r0-release.html

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And sync undead PDS
This commit is contained in:
Tk-Glitch
2020-12-14 19:53:20 +01:00
parent f5c9dceafc
commit 18648bfde7
3 changed files with 156 additions and 124 deletions
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28
linux-tkg-patches/5.10/0005-v5.10_undead-pds099o.patch
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@@ -1051,7 +1051,7 @@ new file mode 100644
index 000000000000..6e3920b03756
--- /dev/null
+++ b/kernel/sched/pds.c
@@ -0,0 +1,6803 @@
@@ -0,0 +1,6815 @@
+/*
+ * kernel/sched/pds.c, was kernel/sched.c
+ *
@@ -2895,6 +2895,15 @@ index 000000000000..6e3920b03756
+ rq->nr_uninterruptible--;
+#endif
+
+ if (
+#ifdef CONFIG_SMP
+ !(wake_flags & WF_MIGRATED) &&
+#endif
+ p->in_iowait) {
+ delayacct_blkio_end(p);
+ atomic_dec(&task_rq(p)->nr_iowait);
+ }
+
+ activate_task(p, rq);
+ ttwu_do_wakeup(rq, p, 0);
+}
@@ -3152,11 +3161,6 @@ index 000000000000..6e3920b03756
+ p->sched_contributes_to_load = !!task_contributes_to_load(p);
+ p->state = TASK_WAKING;
+
+ if (p->in_iowait) {
+ delayacct_blkio_end(p);
+ atomic_dec(&task_rq(p)->nr_iowait);
+ }
+
+ if (SCHED_ISO == p->policy && ISO_PRIO != p->prio) {
+ p->prio = ISO_PRIO;
+ p->deadline = 0UL;
@@ -3166,6 +3170,11 @@ index 000000000000..6e3920b03756
+ cpu = select_task_rq(p);
+
+ if (cpu != task_cpu(p)) {
+ if (p->in_iowait) {
+ delayacct_blkio_end(p);
+ atomic_dec(&task_rq(p)->nr_iowait);
+ }
+
+ wake_flags |= WF_MIGRATED;
+ psi_ttwu_dequeue(p);
+ set_task_cpu(p, cpu);
@@ -4756,10 +4765,13 @@ index 000000000000..6e3920b03756
+
+static inline void sched_submit_work(struct task_struct *tsk)
+{
+ unsigned int task_flags;
+
+ if (!tsk->state || tsk_is_pi_blocked(tsk) ||
+ signal_pending_state(tsk->state, tsk))
+ return;
+
+ task_flags = tsk->flags;
+ /*
+ * If a worker went to sleep, notify and ask workqueue whether
+ * it wants to wake up a task to maintain concurrency.
@@ -4767,9 +4779,9 @@ index 000000000000..6e3920b03756
+ * we disable preemption to avoid it calling schedule() again
+ * in the possible wakeup of a kworker.
+ */
+ if (tsk->flags & (PF_WQ_WORKER | PF_IO_WORKER)) {
+ if (task_flags & (PF_WQ_WORKER | PF_IO_WORKER)) {
+ preempt_disable();
+ if (tsk->flags & PF_WQ_WORKER)
+ if (task_flags & PF_WQ_WORKER)
+ wq_worker_sleeping(tsk);
+ else
+ io_wq_worker_sleeping(tsk);