From: Chen Yu <yu.c.chen@intel.com>
To: Yafang Shao <laoar.shao@gmail.com>
Cc: <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>,
<zhao1.liu@intel.com>, <tim.c.chen@linux.intel.com>,
<lizhe.67@bytedance.com>, <bpf@vger.kernel.org>,
<linux-mm@kvack.org>, <cgroups@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH v3 bpf-next 1/5] sched: fix stale get_pref_llc() stub for !CONFIG_SCHED_CACHE
Date: Wed, 21 Oct 2026 10:40:02 +0800 [thread overview]
Message-ID: <atgmAsvUt4gvcoga@chenyu-dev> (raw)
In-Reply-To: <20261019064157.29885-2-laoar.shao@gmail.com>
On Mon, Oct 19, 2026 at 02:41:53PM +0800, Yafang Shao wrote:
> Commit b636fef85bda ("sched/cache: Introduce task_struct->sched_cache_grp
> to fix UAF") switched get_pref_llc() from taking a struct mm_struct * to
> taking the task's struct sched_cache_group *, but only updated the
> CONFIG_SCHED_CACHE definition and its caller: the stub in the
> !CONFIG_SCHED_CACHE branch kept the old mm_struct parameter.
>
Ah, right,
Reviewed-by: Chen Yu <yu.c.chen@intel.com>
thanks,
Chenyu
next prev parent reply other threads:[~2026-10-21 2:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-19 6:41 [RFC PATCH v3 bpf-next 0/5] BPF-based per-cgroup NUMA balancing mode selection Yafang Shao
2026-10-19 6:41 ` [RFC PATCH v3 bpf-next 1/5] sched: fix stale get_pref_llc() stub for !CONFIG_SCHED_CACHE Yafang Shao
2026-10-21 2:23 ` Gregory Price (Meta)
2026-10-21 5:46 ` Yafang Shao
2026-10-21 2:40 ` Chen Yu [this message]
2026-10-21 20:40 ` Tim Chen
2026-10-19 6:41 ` [RFC PATCH v3 bpf-next 2/5] sched: use static_branch_likely() for the NUMA balancing tick check Yafang Shao
2026-10-21 2:26 ` Gregory Price (Meta)
2026-10-19 6:41 ` [RFC PATCH v3 bpf-next 3/5] sched: add helpers for numa balancing Yafang Shao
2026-10-19 7:14 ` bot+bpf-ci
2026-10-19 6:41 ` [RFC PATCH v3 bpf-next 4/5] sched: add BPF-based per-cgroup NUMA balancing mode selection Yafang Shao
2026-10-19 7:24 ` bot+bpf-ci
2026-10-19 6:41 ` [RFC PATCH v3 bpf-next 5/5] selftests/bpf: add tests for the numab kfuncs Yafang Shao
2026-10-20 16:54 ` [RFC PATCH v3 bpf-next 0/5] BPF-based per-cgroup NUMA balancing mode selection Tejun Heo
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