From: Ingo Molnar <mingo@kernel.org>
To: Honglei Wang <jameshongleiwang@126.com>
Cc: linux-kernel@vger.kernel.org,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Shrikanth Hegde <sshegde@linux.ibm.com>,
Valentin Schneider <vschneid@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>
Subject: Re: [PATCH 09/13] sched/balancing: Rename update_blocked_averages() => sched_balance_update_blocked_averages()
Date: Tue, 12 Mar 2024 11:36:38 +0100 [thread overview]
Message-ID: <ZfAwNufbiyt/5biu@gmail.com> (raw)
In-Reply-To: <f5687abb-cab7-497d-a997-572358d3807b@126.com>
* Honglei Wang <jameshongleiwang@126.com> wrote:
> > --- a/kernel/sched/pelt.c
> > +++ b/kernel/sched/pelt.c
> > @@ -209,7 +209,7 @@ ___update_load_sum(u64 now, struct sched_avg *sa,
> > * This means that weight will be 0 but not running for a sched_entity
> > * but also for a cfs_rq if the latter becomes idle. As an example,
> > * this happens during idle_balance() which calls
>
> Could we also fix this ghost idle_balance() in this serial (maybe in patch
> 10)?
Good point - I've added the patch below.
Thanks,
Ingo
===================>
From: Ingo Molnar <mingo@kernel.org>
Date: Tue, 12 Mar 2024 11:33:50 +0100
Subject: [PATCH] sched/balancing: Fix a couple of outdated function names in comments
The 'idle_balance()' function hasn't existed for years, and there's no
load_balance_newidle() either - both are sched_balance_newidle() today.
Reported-by: Honglei Wang <jameshongleiwang@126.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
kernel/sched/fair.c | 2 +-
kernel/sched/pelt.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 54177ff96e4b..c35452109c76 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -6866,7 +6866,7 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int flags)
#ifdef CONFIG_SMP
-/* Working cpumask for: sched_balance_rq, load_balance_newidle. */
+/* Working cpumask for: sched_balance_rq(), sched_balance_newidle(). */
static DEFINE_PER_CPU(cpumask_var_t, load_balance_mask);
static DEFINE_PER_CPU(cpumask_var_t, select_rq_mask);
static DEFINE_PER_CPU(cpumask_var_t, should_we_balance_tmpmask);
diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
index f80955ecdce6..3a96da25b67c 100644
--- a/kernel/sched/pelt.c
+++ b/kernel/sched/pelt.c
@@ -208,7 +208,7 @@ ___update_load_sum(u64 now, struct sched_avg *sa,
* se has been already dequeued but cfs_rq->curr still points to it.
* This means that weight will be 0 but not running for a sched_entity
* but also for a cfs_rq if the latter becomes idle. As an example,
- * this happens during idle_balance() which calls
+ * this happens during sched_balance_newidle() which calls
* sched_balance_update_blocked_averages().
*
* Also see the comment in accumulate_sum().
next prev parent reply other threads:[~2024-03-12 10:36 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-08 11:18 [PATCH -v1 00/13] sched/balancing: Standardize the naming of scheduler load-balancing functions Ingo Molnar
2024-03-08 11:18 ` [PATCH 01/13] sched/balancing: Rename run_rebalance_domains() => sched_balance_softirq() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 02/13] sched/balancing: Rename scheduler_tick() => sched_tick() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 03/13] sched/balancing: Rename trigger_load_balance() => sched_balance_trigger() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 04/13] sched/balancing: Rename rebalance_domains() => sched_balance_domains() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 05/13] sched/balancing: Rename load_balance() => sched_balance_rq() Ingo Molnar
2024-03-11 8:17 ` Shrikanth Hegde
2024-03-12 10:27 ` Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 06/13] sched/balancing: Rename find_busiest_queue() => find_src_rq() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] sched/balancing: Rename find_busiest_queue() => sched_balance_find_src_rq() tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 07/13] sched/balancing: Rename find_src_rq() " Ingo Molnar
2024-03-08 13:51 ` Vincent Guittot
2024-03-08 17:49 ` Ingo Molnar
2024-03-08 11:18 ` [PATCH 08/13] sched/balancing: Rename find_busiest_group() => sched_balance_find_src_group() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 09/13] sched/balancing: Rename update_blocked_averages() => sched_balance_update_blocked_averages() Ingo Molnar
2024-03-11 6:42 ` Honglei Wang
2024-03-12 10:36 ` Ingo Molnar [this message]
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 10/13] sched/balancing: Rename newidle_balance() => sched_balance_newidle() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 11/13] sched/balancing: Rename find_idlest_group_cpu() => sched_balance_find_dst_group_cpu() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 12/13] sched/balancing: Rename find_idlest_group() => sched_balance_find_dst_group() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:18 ` [PATCH 13/13] sched/balancing: Rename find_idlest_cpu() => sched_balance_find_dst_cpu() Ingo Molnar
2024-03-12 12:00 ` [tip: sched/core] " tip-bot2 for Ingo Molnar
2024-03-08 11:25 ` [PATCH -v1 00/13] sched/balancing: Standardize the naming of scheduler load-balancing functions Ingo Molnar
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