From: Valentin Schneider <vschneid@redhat.com>
To: netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: Saeed Mahameed <saeedm@nvidia.com>,
Leon Romanovsky <leon@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Yury Norov <yury.norov@gmail.com>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Mel Gorman <mgorman@suse.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Heiko Carstens <hca@linux.ibm.com>,
Tony Luck <tony.luck@intel.com>,
Jonathan Cameron <Jonathan.Cameron@huawei.com>,
Gal Pressman <gal@nvidia.com>, Tariq Toukan <tariqt@nvidia.com>,
Jesse Brandeburg <jesse.brandeburg@intel.com>
Subject: [PATCH v3 6/9] sched/core: Merge cpumask_andnot()+for_each_cpu() into for_each_cpu_andnot()
Date: Thu, 25 Aug 2022 19:12:07 +0100 [thread overview]
Message-ID: <20220825181210.284283-7-vschneid@redhat.com> (raw)
In-Reply-To: <20220825181210.284283-1-vschneid@redhat.com>
This removes the second use of the sched_core_mask temporary mask.
Signed-off-by: Valentin Schneider <vschneid@redhat.com>
---
kernel/sched/core.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ee28253c9ac0..b4c3112b0095 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -360,10 +360,7 @@ static void __sched_core_flip(bool enabled)
/*
* Toggle the offline CPUs.
*/
- cpumask_copy(&sched_core_mask, cpu_possible_mask);
- cpumask_andnot(&sched_core_mask, &sched_core_mask, cpu_online_mask);
-
- for_each_cpu(cpu, &sched_core_mask)
+ for_each_cpu_andnot(cpu, cpu_possible_mask, cpu_online_mask)
cpu_rq(cpu)->core_enabled = enabled;
cpus_read_unlock();
--
2.31.1
next prev parent reply other threads:[~2022-08-25 18:13 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-25 18:12 [PATCH v3 0/9] sched, net: NUMA-aware CPU spreading interface Valentin Schneider
2022-08-25 18:12 ` [PATCH v3 1/9] cpumask: Make cpumask_full() check for nr_cpu_ids bits Valentin Schneider
2022-08-25 20:49 ` Yury Norov
2022-08-28 8:35 ` Sander Vanheule
2022-08-28 16:38 ` Yury Norov
2022-08-25 18:12 ` [PATCH v3 2/9] lib/test_cpumask: Make test_cpumask_last " Valentin Schneider
2022-08-25 18:12 ` [PATCH v3 3/9] bitops: Introduce find_next_andnot_bit() Valentin Schneider
2022-08-25 21:05 ` Yury Norov
2022-08-25 23:17 ` Valentin Schneider
2022-08-25 18:12 ` [PATCH v3 4/9] cpumask: Introduce for_each_cpu_andnot() Valentin Schneider
2022-08-25 21:14 ` Yury Norov
2022-09-05 16:44 ` Valentin Schneider
2022-09-05 18:33 ` Yury Norov
2022-08-25 18:12 ` [PATCH v3 5/9] lib/test_cpumask: Add for_each_cpu_and(not) tests Valentin Schneider
2022-08-25 18:12 ` Valentin Schneider [this message]
2022-08-25 21:16 ` [PATCH v3 6/9] sched/core: Merge cpumask_andnot()+for_each_cpu() into for_each_cpu_andnot() Yury Norov
2022-08-25 23:20 ` Valentin Schneider
2022-08-25 18:12 ` [PATCH v3 7/9] sched/topology: Introduce sched_numa_hop_mask() Valentin Schneider
2022-08-26 8:14 ` Yicong Yang
2022-09-05 16:51 ` Valentin Schneider
2022-08-25 18:12 ` [PATCH v3 8/9] sched/topology: Introduce for_each_numa_hop_cpu() Valentin Schneider
2022-09-05 9:46 ` Tariq Toukan
2022-09-05 16:44 ` Valentin Schneider
2022-08-25 18:12 ` [PATCH v3 9/9] SHOWCASE: net/mlx5e: Leverage for_each_numa_hop_cpu() Valentin Schneider
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220825181210.284283-7-vschneid@redhat.com \
--to=vschneid@redhat.com \
--cc=Jonathan.Cameron@huawei.com \
--cc=andriy.shevchenko@linux.intel.com \
--cc=davem@davemloft.net \
--cc=dietmar.eggemann@arm.com \
--cc=edumazet@google.com \
--cc=gal@nvidia.com \
--cc=gregkh@linuxfoundation.org \
--cc=hca@linux.ibm.com \
--cc=jesse.brandeburg@intel.com \
--cc=kuba@kernel.org \
--cc=leon@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=linux@rasmusvillemoes.dk \
--cc=mgorman@suse.de \
--cc=mingo@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=peterz@infradead.org \
--cc=rostedt@goodmis.org \
--cc=saeedm@nvidia.com \
--cc=tariqt@nvidia.com \
--cc=tony.luck@intel.com \
--cc=vincent.guittot@linaro.org \
--cc=yury.norov@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).