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Tue, 10 Mar 2026 07:44:46 -0700 (PDT) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-7d728d2d48esm8642109a34.19.2026.03.10.07.44.45 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 10 Mar 2026 07:44:45 -0700 (PDT) Message-ID: <7fccfa01-cb96-4d9f-b71a-56460d49f47d@kernel.dk> Date: Tue, 10 Mar 2026 08:44:44 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: io-uring From: Jens Axboe Subject: [PATCH] io_uring/bpf_filter: use bpf_prog_run_pin_on_cpu() to prevent migration Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Since the caller, __io_uring_run_bpf_filters(), doesn't prevent migration, it should use the migration disabling variant for running the BPF program. Fixes: d42eb05e60fe ("io_uring: add support for BPF filtering for opcode restrictions") Signed-off-by: Jens Axboe --- diff --git a/io_uring/bpf_filter.c b/io_uring/bpf_filter.c index 28a23e92ee81..9cc44764e0ac 100644 --- a/io_uring/bpf_filter.c +++ b/io_uring/bpf_filter.c @@ -85,7 +85,7 @@ int __io_uring_run_bpf_filters(struct io_bpf_filter __rcu **filters, do { if (filter == &dummy_filter) return -EACCES; - ret = bpf_prog_run(filter->prog, &bpf_ctx); + ret = bpf_prog_run_pin_on_cpu(filter->prog, &bpf_ctx); if (!ret) return -EACCES; filter = filter->next; -- Jens Axboe