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linux513-tkg: Update Project C patchset to v5.13-r2 - a2ce9df1d0

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This commit is contained in:
Tk-Glitch
2021-08-04 22:30:22 +02:00
parent b40ddced85
commit 281c718513
3 changed files with 69 additions and 141 deletions
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6
PKGBUILD
View File

@@ -59,7 +59,7 @@ else
fi
pkgname=("${pkgbase}" "${pkgbase}-headers")
pkgver="${_basekernel}"."${_sub}"
pkgrel=187
pkgrel=188
pkgdesc='Linux-tkg'
arch=('x86_64') # no i686 in here
url="http://www.kernel.org/"
@@ -506,7 +506,7 @@ case $_basever in
#0008-5.13-bcachefs.patch
0009-glitched-ondemand-bmq.patch
0009-glitched-bmq.patch
0009-prjc_v5.13-r1.patch
0009-prjc_v5.13-r2.patch
#0012-linux-hardened.patch
0012-misc-additions.patch
# MM Dirty Soft for WRITE_WATCH support in Wine
@@ -532,7 +532,7 @@ case $_basever in
'034d12a73b507133da2c69a34d61efd2f6b6618549650aa26d748142d22002e1'
'9fad4a40449e09522899955762c8928ae17f4cdaa16e01239fd12592e9d58177'
'a557b342111849a5f920bbe1c129f3ff1fc1eff62c6bd6685e0972fc88e39911'
'aab035686a3fd20b138f78dced295c02a34b6e478ec14e15af2228d6b28a48fb'
'18ac1705203969485d5811c93fdecb9d042020cc69567b579b32053ac4ceb1c9'
'7fb1104c167edb79ec8fbdcde97940ed0f806aa978bdd14d0c665a1d76d25c24'
'b1c6599d0e1ac9b66898d652ed99dae3fb8676d840a43ffa920a78d96e0521be'
'b0319a7dff9c48b2f3e3d3597ee154bf92223149a633a8b7ce4026252db86da6')

2
linux-tkg-config/prepare
View File

@@ -436,7 +436,7 @@ _tkg_srcprep() {
elif [ "$_basever" = "512" ]; then
rev=1
elif [ "$_basever" = "513" ]; then
rev=1
rev=2
else
rev=0
fi

198
linux-tkg-patches/5.13/0009-prjc_v5.13-r1.patch → linux-tkg-patches/5.13/0009-prjc_v5.13-r2.patch
View File

@@ -1,5 +1,5 @@
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index cb89dbdedc46..37192ffbd3f8 100644
index cb89dbdedc46..11e17f2f3a26 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4878,6 +4878,12 @@
@@ -7,9 +7,9 @@ index cb89dbdedc46..37192ffbd3f8 100644
sbni= [NET] Granch SBNI12 leased line adapter
+ sched_timeslice=
+ [KNL] Time slice in us for BMQ/PDS scheduler.
+ Format: <int> (must be >= 1000)
+ Default: 4000
+ [KNL] Time slice in ms for Project C BMQ/PDS scheduler.
+ Format: integer 2, 4
+ Default: 4
+ See Documentation/scheduler/sched-BMQ.txt
+
sched_verbose [KNL] Enables verbose scheduler debug messages.
@@ -647,10 +647,10 @@ index 5fc9c9b70862..06b60d612535 100644
obj-$(CONFIG_CPU_FREQ_GOV_SCHEDUTIL) += cpufreq_schedutil.o
diff --git a/kernel/sched/alt_core.c b/kernel/sched/alt_core.c
new file mode 100644
index 000000000000..b65b12c6014f
index 000000000000..e296d56e85f0
--- /dev/null
+++ b/kernel/sched/alt_core.c
@@ -0,0 +1,7249 @@
@@ -0,0 +1,7227 @@
+/*
+ * kernel/sched/alt_core.c
+ *
@@ -720,7 +720,7 @@ index 000000000000..b65b12c6014f
+#define sched_feat(x) (0)
+#endif /* CONFIG_SCHED_DEBUG */
+
+#define ALT_SCHED_VERSION "v5.13-r1"
+#define ALT_SCHED_VERSION "v5.13-r2"
+
+/* rt_prio(prio) defined in include/linux/sched/rt.h */
+#define rt_task(p) rt_prio((p)->prio)
@@ -769,11 +769,9 @@ index 000000000000..b65b12c6014f
+#ifdef CONFIG_SMP
+static cpumask_t sched_rq_pending_mask ____cacheline_aligned_in_smp;
+
+DEFINE_PER_CPU(cpumask_t [NR_CPU_AFFINITY_LEVELS], sched_cpu_affinity_masks);
+DEFINE_PER_CPU(cpumask_t *, sched_cpu_affinity_end_mask);
+
+DEFINE_PER_CPU(cpumask_t [NR_CPU_AFFINITY_LEVELS], sched_cpu_topo_masks);
+DEFINE_PER_CPU(cpumask_t *, sched_cpu_llc_mask);
+DEFINE_PER_CPU(cpumask_t *, sched_cpu_topo_end_mask);
+
+#ifdef CONFIG_SCHED_SMT
+DEFINE_STATIC_KEY_FALSE(sched_smt_present);
@@ -799,8 +797,6 @@ index 000000000000..b65b12c6014f
+# define finish_arch_post_lock_switch() do { } while (0)
+#endif
+
+#define IDLE_WM (IDLE_TASK_SCHED_PRIO)
+
+#ifdef CONFIG_SCHED_SMT
+static cpumask_t sched_sg_idle_mask ____cacheline_aligned_in_smp;
+#endif
@@ -842,28 +838,28 @@ index 000000000000..b65b12c6014f
+ rq->watermark = watermark;
+ cpu = cpu_of(rq);
+ if (watermark < last_wm) {
+ for (i = watermark + 1; i <= last_wm; i++)
+ cpumask_andnot(&sched_rq_watermark[i],
+ &sched_rq_watermark[i], cpumask_of(cpu));
+ for (i = last_wm; i > watermark; i--)
+ cpumask_clear_cpu(cpu, sched_rq_watermark + SCHED_BITS - 1 - i);
+#ifdef CONFIG_SCHED_SMT
+ if (static_branch_likely(&sched_smt_present) &&
+ IDLE_WM == last_wm)
+ IDLE_TASK_SCHED_PRIO == last_wm)
+ cpumask_andnot(&sched_sg_idle_mask,
+ &sched_sg_idle_mask, cpu_smt_mask(cpu));
+#endif
+ return;
+ }
+ /* last_wm < watermark */
+ for (i = last_wm + 1; i <= watermark; i++)
+ cpumask_set_cpu(cpu, &sched_rq_watermark[i]);
+ for (i = watermark; i > last_wm; i--)
+ cpumask_set_cpu(cpu, sched_rq_watermark + SCHED_BITS - 1 - i);
+#ifdef CONFIG_SCHED_SMT
+ if (static_branch_likely(&sched_smt_present) && IDLE_WM == watermark) {
+ if (static_branch_likely(&sched_smt_present) &&
+ IDLE_TASK_SCHED_PRIO == watermark) {
+ cpumask_t tmp;
+
+ cpumask_and(&tmp, cpu_smt_mask(cpu), &sched_rq_watermark[IDLE_WM]);
+ cpumask_and(&tmp, cpu_smt_mask(cpu), sched_rq_watermark);
+ if (cpumask_equal(&tmp, cpu_smt_mask(cpu)))
+ cpumask_or(&sched_sg_idle_mask, cpu_smt_mask(cpu),
+ &sched_sg_idle_mask);
+ cpumask_or(&sched_sg_idle_mask,
+ &sched_sg_idle_mask, cpu_smt_mask(cpu));
+ }
+#endif
+}
@@ -1546,8 +1542,8 @@ index 000000000000..b65b12c6014f
+ default_cpu = cpu;
+ }
+
+ for (mask = per_cpu(sched_cpu_affinity_masks, cpu) + 1;
+ mask < per_cpu(sched_cpu_affinity_end_mask, cpu); mask++)
+ for (mask = per_cpu(sched_cpu_topo_masks, cpu) + 1;
+ mask < per_cpu(sched_cpu_topo_end_mask, cpu); mask++)
+ for_each_cpu_and(i, mask, housekeeping_cpumask(HK_FLAG_TIMER))
+ if (!idle_cpu(i))
+ return i;
@@ -2389,9 +2385,9 @@ index 000000000000..b65b12c6014f
+#ifdef CONFIG_SCHED_SMT
+ cpumask_and(&tmp, &chk_mask, &sched_sg_idle_mask) ||
+#endif
+ cpumask_and(&tmp, &chk_mask, &sched_rq_watermark[IDLE_WM]) ||
+ cpumask_and(&tmp, &chk_mask, sched_rq_watermark) ||
+ cpumask_and(&tmp, &chk_mask,
+ &sched_rq_watermark[task_sched_prio(p) + 1]))
+ sched_rq_watermark + SCHED_BITS - task_sched_prio(p)))
+ return best_mask_cpu(task_cpu(p), &tmp);
+
+ return best_mask_cpu(task_cpu(p), &chk_mask);
@@ -4183,8 +4179,7 @@ index 000000000000..b65b12c6014f
+ cpumask_and(&tmp, p->cpus_ptr, &sched_sg_idle_mask) &&
+ !is_migration_disabled(p)) {
+ int cpu = cpu_of(rq);
+ int dcpu = __best_mask_cpu(cpu, &tmp,
+ per_cpu(sched_cpu_llc_mask, cpu));
+ int dcpu = __best_mask_cpu(&tmp, per_cpu(sched_cpu_llc_mask, cpu));
+ rq = move_queued_task(rq, p, dcpu);
+ }
+
@@ -4228,34 +4223,25 @@ index 000000000000..b65b12c6014f
+static inline void sg_balance_check(struct rq *rq)
+{
+ cpumask_t chk;
+ int cpu;
+
+ /* exit when no sg in idle */
+ if (cpumask_empty(&sched_sg_idle_mask))
+ return;
+ int cpu = cpu_of(rq);
+
+ /* exit when cpu is offline */
+ if (unlikely(!rq->online))
+ return;
+
+ cpu = cpu_of(rq);
+ /*
+ * Only cpu in slibing idle group will do the checking and then
+ * find potential cpus which can migrate the current running task
+ */
+ if (cpumask_test_cpu(cpu, &sched_sg_idle_mask) &&
+ cpumask_andnot(&chk, cpu_online_mask, &sched_rq_pending_mask) &&
+ cpumask_andnot(&chk, &chk, &sched_rq_watermark[IDLE_WM])) {
+ int i, tried = 0;
+ cpumask_andnot(&chk, cpu_online_mask, sched_rq_watermark) &&
+ cpumask_andnot(&chk, &chk, &sched_rq_pending_mask)) {
+ int i;
+
+ for_each_cpu_wrap(i, &chk, cpu) {
+ if (cpumask_subset(cpu_smt_mask(i), &chk)) {
+ if (sg_balance_trigger(i))
+ if (cpumask_subset(cpu_smt_mask(i), &chk) &&
+ sg_balance_trigger(i))
+ return;
+ if (tried)
+ return;
+ tried++;
+ }
+ }
+ }
+}
@@ -4558,7 +4544,7 @@ index 000000000000..b65b12c6014f
+{
+ printk(KERN_INFO "sched: pending: 0x%04lx, idle: 0x%04lx, sg_idle: 0x%04lx\n",
+ sched_rq_pending_mask.bits[0],
+ sched_rq_watermark[IDLE_WM].bits[0],
+ sched_rq_watermark[0].bits[0],
+ sched_sg_idle_mask.bits[0]);
+}
+#else
@@ -4597,7 +4583,7 @@ index 000000000000..b65b12c6014f
+
+static inline int take_other_rq_tasks(struct rq *rq, int cpu)
+{
+ struct cpumask *affinity_mask, *end_mask;
+ struct cpumask *topo_mask, *end_mask;
+
+ if (unlikely(!rq->online))
+ return 0;
@@ -4605,11 +4591,11 @@ index 000000000000..b65b12c6014f
+ if (cpumask_empty(&sched_rq_pending_mask))
+ return 0;
+
+ affinity_mask = per_cpu(sched_cpu_affinity_masks, cpu) + 1;
+ end_mask = per_cpu(sched_cpu_affinity_end_mask, cpu);
+ topo_mask = per_cpu(sched_cpu_topo_masks, cpu) + 1;
+ end_mask = per_cpu(sched_cpu_topo_end_mask, cpu);
+ do {
+ int i;
+ for_each_cpu_and(i, &sched_rq_pending_mask, affinity_mask) {
+ for_each_cpu_and(i, &sched_rq_pending_mask, topo_mask) {
+ int nr_migrated;
+ struct rq *src_rq;
+
@@ -4640,7 +4626,7 @@ index 000000000000..b65b12c6014f
+ spin_release(&src_rq->lock.dep_map, _RET_IP_);
+ do_raw_spin_unlock(&src_rq->lock);
+ }
+ } while (++affinity_mask < end_mask);
+ } while (++topo_mask < end_mask);
+
+ return 0;
+}
@@ -7302,14 +7288,6 @@ index 000000000000..b65b12c6014f
+ cpumask_t *tmp;
+
+ for_each_possible_cpu(cpu) {
+ /* init affinity masks */
+ tmp = per_cpu(sched_cpu_affinity_masks, cpu);
+
+ cpumask_copy(tmp, cpumask_of(cpu));
+ tmp++;
+ cpumask_copy(tmp, cpu_possible_mask);
+ cpumask_clear_cpu(cpu, tmp);
+ per_cpu(sched_cpu_affinity_end_mask, cpu) = ++tmp;
+ /* init topo masks */
+ tmp = per_cpu(sched_cpu_topo_masks, cpu);
+
@@ -7317,32 +7295,32 @@ index 000000000000..b65b12c6014f
+ tmp++;
+ cpumask_copy(tmp, cpu_possible_mask);
+ per_cpu(sched_cpu_llc_mask, cpu) = tmp;
+ per_cpu(sched_cpu_topo_end_mask, cpu) = ++tmp;
+ /*per_cpu(sd_llc_id, cpu) = cpu;*/
+ }
+}
+
+#define TOPOLOGY_CPUMASK(name, mask, last)\
+ if (cpumask_and(chk, chk, mask)) { \
+ if (cpumask_and(topo, topo, mask)) { \
+ cpumask_copy(topo, mask); \
+ printk(KERN_INFO "sched: cpu#%02d affinity: 0x%08lx topo: 0x%08lx - "#name,\
+ cpu, (chk++)->bits[0], (topo++)->bits[0]); \
+ printk(KERN_INFO "sched: cpu#%02d topo: 0x%08lx - "#name, \
+ cpu, (topo++)->bits[0]); \
+ } \
+ if (!last) \
+ cpumask_complement(chk, mask)
+ cpumask_complement(topo, mask)
+
+static void sched_init_topology_cpumask(void)
+{
+ int cpu;
+ cpumask_t *chk, *topo;
+ cpumask_t *topo;
+
+ for_each_online_cpu(cpu) {
+ /* take chance to reset time slice for idle tasks */
+ cpu_rq(cpu)->idle->time_slice = sched_timeslice_ns;
+
+ chk = per_cpu(sched_cpu_affinity_masks, cpu) + 1;
+ topo = per_cpu(sched_cpu_topo_masks, cpu) + 1;
+
+ cpumask_complement(chk, cpumask_of(cpu));
+ cpumask_complement(topo, cpumask_of(cpu));
+#ifdef CONFIG_SCHED_SMT
+ TOPOLOGY_CPUMASK(smt, topology_sibling_cpumask(cpu), false);
+#endif
@@ -7354,7 +7332,7 @@ index 000000000000..b65b12c6014f
+
+ TOPOLOGY_CPUMASK(others, cpu_online_mask, true);
+
+ per_cpu(sched_cpu_affinity_end_mask, cpu) = chk;
+ per_cpu(sched_cpu_topo_end_mask, cpu) = topo;
+ printk(KERN_INFO "sched: cpu#%02d llc_id = %d, llc_mask idx = %d\n",
+ cpu, per_cpu(sd_llc_id, cpu),
+ (int) (per_cpu(sched_cpu_llc_mask, cpu) -
@@ -7425,7 +7403,7 @@ index 000000000000..b65b12c6014f
+
+#ifdef CONFIG_SMP
+ for (i = 0; i < SCHED_BITS; i++)
+ cpumask_copy(&sched_rq_watermark[i], cpu_present_mask);
+ cpumask_copy(sched_rq_watermark + i, cpu_present_mask);
+#endif
+
+#ifdef CONFIG_CGROUP_SCHED
@@ -7439,7 +7417,7 @@ index 000000000000..b65b12c6014f
+ rq = cpu_rq(i);
+
+ sched_queue_init(&rq->queue);
+ rq->watermark = IDLE_WM;
+ rq->watermark = IDLE_TASK_SCHED_PRIO;
+ rq->skip = NULL;
+
+ raw_spin_lock_init(&rq->lock);
@@ -7939,10 +7917,10 @@ index 000000000000..1212a031700e
+{}
diff --git a/kernel/sched/alt_sched.h b/kernel/sched/alt_sched.h
new file mode 100644
index 000000000000..f9f79422bf0e
index 000000000000..7a48809550bf
--- /dev/null
+++ b/kernel/sched/alt_sched.h
@@ -0,0 +1,710 @@
@@ -0,0 +1,662 @@
+#ifndef ALT_SCHED_H
+#define ALT_SCHED_H
+
@@ -8247,68 +8225,20 @@ index 000000000000..f9f79422bf0e
+DECLARE_PER_CPU(cpumask_t [NR_CPU_AFFINITY_LEVELS], sched_cpu_topo_masks);
+DECLARE_PER_CPU(cpumask_t *, sched_cpu_llc_mask);
+
+static inline int __best_mask_cpu(int cpu, const cpumask_t *cpumask,
+ const cpumask_t *mask)
+static inline int
+__best_mask_cpu(const cpumask_t *cpumask, const cpumask_t *mask)
+{
+#if NR_CPUS <= 64
+ unsigned long t;
+ int cpu;
+
+ while ((t = cpumask->bits[0] & mask->bits[0]) == 0UL)
+ mask++;
+
+ return __ffs(t);
+#else
+ while ((cpu = cpumask_any_and(cpumask, mask)) >= nr_cpu_ids)
+ mask++;
+
+ return cpu;
+#endif
+}
+
+static inline int best_mask_cpu(int cpu, const cpumask_t *mask)
+{
+#if NR_CPUS <= 64
+ unsigned long llc_match;
+ cpumask_t *chk = per_cpu(sched_cpu_llc_mask, cpu);
+
+ if ((llc_match = mask->bits[0] & chk->bits[0])) {
+ unsigned long match;
+
+ chk = per_cpu(sched_cpu_topo_masks, cpu);
+ if (mask->bits[0] & chk->bits[0])
+ return cpu;
+
+#ifdef CONFIG_SCHED_SMT
+ chk++;
+ if ((match = mask->bits[0] & chk->bits[0]))
+ return __ffs(match);
+#endif
+
+ return __ffs(llc_match);
+ }
+
+ return __best_mask_cpu(cpu, mask, chk + 1);
+#else
+ cpumask_t llc_match;
+ cpumask_t *chk = per_cpu(sched_cpu_llc_mask, cpu);
+
+ if (cpumask_and(&llc_match, mask, chk)) {
+ cpumask_t tmp;
+
+ chk = per_cpu(sched_cpu_topo_masks, cpu);
+ if (cpumask_test_cpu(cpu, mask))
+ return cpu;
+
+#ifdef CONFIG_SCHED_SMT
+ chk++;
+ if (cpumask_and(&tmp, mask, chk))
+ return cpumask_any(&tmp);
+#endif
+
+ return cpumask_any(&llc_match);
+ }
+
+ return __best_mask_cpu(cpu, mask, chk + 1);
+#endif
+ return __best_mask_cpu(mask, per_cpu(sched_cpu_topo_masks, cpu));
+}
+
+extern void flush_smp_call_function_from_idle(void);
@@ -8655,7 +8585,7 @@ index 000000000000..f9f79422bf0e
+#endif /* ALT_SCHED_H */
diff --git a/kernel/sched/bmq.h b/kernel/sched/bmq.h
new file mode 100644
index 000000000000..7635c00dde7f
index 000000000000..be3ee4a553ca
--- /dev/null
+++ b/kernel/sched/bmq.h
@@ -0,0 +1,111 @@
@@ -8750,20 +8680,20 @@ index 000000000000..7635c00dde7f
+ p->boost_prio + MAX_PRIORITY_ADJ : MAX_PRIORITY_ADJ;
+}
+
+static void do_sched_yield_type_1(struct task_struct *p, struct rq *rq)
+static inline void do_sched_yield_type_1(struct task_struct *p, struct rq *rq)
+{
+ p->boost_prio = MAX_PRIORITY_ADJ;
+}
+
+#ifdef CONFIG_SMP
+static void sched_task_ttwu(struct task_struct *p)
+static inline void sched_task_ttwu(struct task_struct *p)
+{
+ if(this_rq()->clock_task - p->last_ran > sched_timeslice_ns)
+ boost_task(p);
+}
+#endif
+
+static void sched_task_deactivate(struct task_struct *p, struct rq *rq)
+static inline void sched_task_deactivate(struct task_struct *p, struct rq *rq)
+{
+ if (rq_switch_time(rq) < boost_threshold(p))
+ boost_task(p);
@@ -9043,10 +8973,10 @@ index 7ca3d3d86c2a..23e890141939 100644
+#endif
diff --git a/kernel/sched/pds.h b/kernel/sched/pds.h
new file mode 100644
index 000000000000..06d88e72b543
index 000000000000..0f1f0d708b77
--- /dev/null
+++ b/kernel/sched/pds.h
@@ -0,0 +1,129 @@
@@ -0,0 +1,127 @@
+#define ALT_SCHED_VERSION_MSG "sched/pds: PDS CPU Scheduler "ALT_SCHED_VERSION" by Alfred Chen.\n"
+
+static int sched_timeslice_shift = 22;
@@ -9067,11 +8997,9 @@ index 000000000000..06d88e72b543
+{
+ s64 delta = p->deadline - rq->time_edge + NORMAL_PRIO_NUM - NICE_WIDTH;
+
+ if (unlikely(delta > NORMAL_PRIO_NUM - 1)) {
+ pr_info("pds: task_sched_prio_normal delta %lld, deadline %llu, time_edge %llu\n",
+ delta, p->deadline, rq->time_edge);
+ if (WARN_ONCE(delta > NORMAL_PRIO_NUM - 1,
+ "pds: task_sched_prio_normal() delta %lld\n", delta))
+ return NORMAL_PRIO_NUM - 1;
+ }
+
+ return (delta < 0) ? 0 : delta;
+}
@@ -9167,15 +9095,15 @@ index 000000000000..06d88e72b543
+ sched_renew_deadline(p, rq);
+}
+
+static void do_sched_yield_type_1(struct task_struct *p, struct rq *rq)
+static inline void do_sched_yield_type_1(struct task_struct *p, struct rq *rq)
+{
+ time_slice_expired(p, rq);
+}
+
+#ifdef CONFIG_SMP
+static void sched_task_ttwu(struct task_struct *p) {}
+static inline void sched_task_ttwu(struct task_struct *p) {}
+#endif
+static void sched_task_deactivate(struct task_struct *p, struct rq *rq) {}
+static inline void sched_task_deactivate(struct task_struct *p, struct rq *rq) {}
diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
index a554e3bbab2b..3e56f5e6ff5c 100644
--- a/kernel/sched/pelt.c