From: tip-bot for Dietmar Eggemann <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: peterz@infradead.org, valentin.schneider@arm.com,
linux-kernel@vger.kernel.org, vincent.guittot@linaro.org,
fweisbec@gmail.com, tglx@linutronix.de, dietmar.eggemann@arm.com,
torvalds@linux-foundation.org, mingo@kernel.org,
morten.rasmussen@arm.com, hpa@zytor.com, quentin.perret@arm.com,
patrick.bellasi@arm.com, riel@surriel.com
Subject: [tip:sched/core] sched/core: Remove rq->cpu_load[]
Date: Mon, 3 Jun 2019 06:04:14 -0700 [thread overview]
Message-ID: <tip-55627e3cd22c315c4a02fe3bbbb7234ec439cb1d@git.kernel.org> (raw)
In-Reply-To: <20190527062116.11512-5-dietmar.eggemann@arm.com>
Commit-ID: 55627e3cd22c315c4a02fe3bbbb7234ec439cb1d
Gitweb: https://git.kernel.org/tip/55627e3cd22c315c4a02fe3bbbb7234ec439cb1d
Author: Dietmar Eggemann <dietmar.eggemann@arm.com>
AuthorDate: Mon, 27 May 2019 07:21:13 +0100
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 3 Jun 2019 11:49:40 +0200
sched/core: Remove rq->cpu_load[]
The per rq load array values also disappear from the cpu#X sections in
/proc/sched_debug.
Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Rik van Riel <riel@surriel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Morten Rasmussen <morten.rasmussen@arm.com>
Cc: Patrick Bellasi <patrick.bellasi@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Perret <quentin.perret@arm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Valentin Schneider <valentin.schneider@arm.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>
Link: https://lkml.kernel.org/r/20190527062116.11512-5-dietmar.eggemann@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
kernel/sched/core.c | 6 +-----
kernel/sched/debug.c | 5 -----
kernel/sched/sched.h | 2 --
3 files changed, 1 insertion(+), 12 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 00b8966802a8..29984d8c41f0 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5901,8 +5901,8 @@ DECLARE_PER_CPU(cpumask_var_t, select_idle_mask);
void __init sched_init(void)
{
- int i, j;
unsigned long alloc_size = 0, ptr;
+ int i;
wait_bit_init();
@@ -6004,10 +6004,6 @@ void __init sched_init(void)
#ifdef CONFIG_RT_GROUP_SCHED
init_tg_rt_entry(&root_task_group, &rq->rt, NULL, i, NULL);
#endif
-
- for (j = 0; j < CPU_LOAD_IDX_MAX; j++)
- rq->cpu_load[j] = 0;
-
#ifdef CONFIG_SMP
rq->sd = NULL;
rq->rd = NULL;
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 5c7b066d7de6..a0b0d6e21e5b 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -654,11 +654,6 @@ do { \
SEQ_printf(m, " .%-30s: %ld\n", "curr->pid", (long)(task_pid_nr(rq->curr)));
PN(clock);
PN(clock_task);
- P(cpu_load[0]);
- P(cpu_load[1]);
- P(cpu_load[2]);
- P(cpu_load[3]);
- P(cpu_load[4]);
#undef P
#undef PN
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 3750b5e53792..607859a18b2a 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -812,8 +812,6 @@ struct rq {
unsigned int nr_preferred_running;
unsigned int numa_migrate_on;
#endif
- #define CPU_LOAD_IDX_MAX 5
- unsigned long cpu_load[CPU_LOAD_IDX_MAX];
#ifdef CONFIG_NO_HZ_COMMON
#ifdef CONFIG_SMP
unsigned long last_load_update_tick;
next prev parent reply other threads:[~2019-06-03 13:04 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-27 6:21 [PATCH 0/7] sched: Remove per rq load array Dietmar Eggemann
2019-05-27 6:21 ` [PATCH 1/7] sched: Remove rq->cpu_load[] update code Dietmar Eggemann
2019-05-27 16:09 ` Rik van Riel
2019-06-03 13:02 ` [tip:sched/core] sched/fair: Remove the " tip-bot for Dietmar Eggemann
2019-05-27 6:21 ` [PATCH 2/7] sched/fair: Replace source_load() & target_load() w/ weighted_cpuload() Dietmar Eggemann
2019-05-27 16:09 ` Rik van Riel
2019-05-28 10:24 ` Dietmar Eggemann
2019-05-28 10:53 ` Peter Zijlstra
2019-06-03 13:02 ` [tip:sched/core] sched/fair: Replace source_load() & target_load() with weighted_cpuload() tip-bot for Dietmar Eggemann
2019-05-27 6:21 ` [PATCH 3/7] sched/debug: Remove sd->*_idx range on sysctl Dietmar Eggemann
2019-05-27 16:10 ` Rik van Riel
2019-06-03 13:03 ` [tip:sched/core] " tip-bot for Dietmar Eggemann
2019-05-27 6:21 ` [PATCH 4/7] sched: Remove rq->cpu_load[] Dietmar Eggemann
2019-05-27 16:10 ` Rik van Riel
2019-06-03 13:04 ` tip-bot for Dietmar Eggemann [this message]
2019-05-27 6:21 ` [PATCH 5/7] sched: Remove sd->*_idx Dietmar Eggemann
2019-05-27 16:12 ` Rik van Riel
2019-06-03 13:04 ` [tip:sched/core] sched/core: " tip-bot for Dietmar Eggemann
2019-05-27 6:21 ` [PATCH 6/7] sched/fair: Remove sgs->sum_weighted_load Dietmar Eggemann
2019-05-27 14:07 ` Vincent Guittot
2019-05-27 16:13 ` Rik van Riel
2019-06-03 13:05 ` [tip:sched/core] " tip-bot for Dietmar Eggemann
2019-05-27 6:21 ` [PATCH 7/7] sched/fair: Rename weighted_cpuload() to cpu_load() Dietmar Eggemann
2019-05-27 13:31 ` Vincent Guittot
2019-05-27 16:24 ` Rik van Riel
2019-05-27 19:13 ` Peter Zijlstra
2019-06-18 12:23 ` Dietmar Eggemann
2019-06-25 8:29 ` [tip:sched/core] sched/fair: Rename weighted_cpuload() to cpu_runnable_load() tip-bot for Dietmar Eggemann
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