From: "Zi Yan" <ziy@nvidia.com>
To: "Yafang Shao" <laoar.shao@gmail.com>, <ast@kernel.org>,
<daniel@iogearbox.net>, <andrii@kernel.org>, <eddyz87@gmail.com>,
<memxor@gmail.com>, <mingo@redhat.com>, <peterz@infradead.org>,
<juri.lelli@redhat.com>, <vincent.guittot@linaro.org>,
<akpm@linux-foundation.org>, <david@kernel.org>,
<gourry@gourry.net>, <tj@kernel.org>, <hannes@cmpxchg.org>,
<mkoutny@suse.com>, <shakeel.butt@linux.dev>,
<roman.gushchin@linux.dev>, <yu.c.chen@intel.com>,
<zhao1.liu@intel.com>, <tim.c.chen@linux.intel.com>,
<lizhe.67@bytedance.com>, <mgorman@suse.de>
Cc: <bpf@vger.kernel.org>, <linux-mm@kvack.org>,
<cgroups@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH bpf-next v4 1/4] sched: add helpers for numa balancing
Date: Mon, 09 Nov 2026 22:37:03 -0500 [thread overview]
Message-ID: <DMR7TM8YG70L.SE7L6ICQOOT8@nvidia.com> (raw)
In-Reply-To: <20261110032913.71974-2-laoar.shao@gmail.com>
On Mon Nov 9, 2026 at 10:29 PM EST, Yafang Shao wrote:
> Introduce task_numab_enabled(), numab_in_normal_mode() and
> numab_in_tiering_mode() to replace the direct accesses to the
> sched_numa_balancing static key and the sysctl_numa_balancing_mode
> bitmask.
>
> No functional change.
>
> Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
> Cc: David Hildenbrand (Arm) <david@kernel.org>
> ---
> include/linux/sched/numa_balancing.h | 36 ++++++++++++++++++++++++++++
> kernel/sched/fair.c | 22 ++++++++---------
> kernel/sched/sched.h | 1 -
> mm/memory-tiers.c | 3 ++-
> mm/mempolicy.c | 3 +--
> mm/migrate.c | 7 +++---
> mm/vmscan.c | 6 ++---
> 7 files changed, 57 insertions(+), 21 deletions(-)
>
This looks like a nice cleanup and can be picked up separately.
Acked-by: Zi Yan <ziy@nvidia.com>
--
Best Regards,
Yan, Zi
next prev parent reply other threads:[~2026-11-10 3:37 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-10 3:29 [RFC PATCH bpf-next v4 0/4] BPF-based per-cgroup NUMA balancing mode selection Yafang Shao
2026-11-10 3:29 ` [RFC PATCH bpf-next v4 1/4] sched: add helpers for numa balancing Yafang Shao
2026-11-10 3:37 ` Zi Yan [this message]
2026-11-10 3:29 ` [RFC PATCH bpf-next v4 2/4] sched: sample NUMA balancing mode once per path Yafang Shao
2026-11-10 3:29 ` [RFC PATCH bpf-next v4 3/4] sched: add BPF-based per-cgroup NUMA balancing mode selection Yafang Shao
2026-11-10 3:29 ` [RFC PATCH bpf-next v4 4/4] selftests/bpf: add tests for the numab kfuncs Yafang Shao
2026-11-10 3:35 ` [RFC PATCH bpf-next v4 0/4] BPF-based per-cgroup NUMA balancing mode selection Zi Yan
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