From patchwork Tue Mar 18 06:25:57 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tao Chen X-Patchwork-Id: 14020363 X-Patchwork-Delegate: bpf@iogearbox.net Received: from out-172.mta1.migadu.com (out-172.mta1.migadu.com [95.215.58.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BE66B1B85D1 for ; Tue, 18 Mar 2025 06:26:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742279179; cv=none; b=rtmS/ecjeKEBW1XRStgNImOzhbwZEQKgER6C7/xOFQBU+U1LKJjGYGrR8Mv284Fv/4DaH870l7QeCXgucvLPhD3ClItE0kM6ZqkEFKB7Y87hSaPxY5LKiGFj9mpnTUPaz8FHIbUASoYJuO9z9WWiYjdDfbqq1V7Eu5AVyfpC7j8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742279179; c=relaxed/simple; bh=QVQrDH1hlAa+TcHIQoHQD7uOP+VwNzlqveun99yp7GU=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=RypVGi4HuS8wsB1Z8/skSC/0ZcliYjjaRnkjDEDK7EidRxK8QFSZ9Zi5x2Y7uZw8xEfPWvWrPKhvcMZdNjbgQjk44ELJNljacRawittOCVAeIRIdDB9oXrzkxz5VPKZ40FyBe8f737AfrVBlDn5v4TEb2G2pCHhMsFZe0tFr5C8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=OVL5rrZK; arc=none smtp.client-ip=95.215.58.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="OVL5rrZK" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1742279165; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=PXMMkhBcIWUZV4hOQTzv/pwmFi5A7eckeNFl/KW0KbY=; b=OVL5rrZKo1IHB5HIsnKz5PqW/eOM6nE1KeXIryhfIdfLLyQ24HBPda/1/lcjy2uRFjVw/k gRemcyxJhTqZJGs5OEx3XeBS/JveYqXKniC4PNq6aR5hfYdF7hpy98/2vRDDz/hjizcoLC XR9W5myPcTxnh0mpBD7uC0ggUeoUeNg= From: Tao Chen To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, brauner@kernel.org Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Tao Chen Subject: [PATCH bpf-next] bpf: Define bpf_token_show_fdinfo with CONFIG_PROC_FS Date: Tue, 18 Mar 2025 14:25:57 +0800 Message-Id: <20250318062557.3001333-1-chen.dylane@linux.dev> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Migadu-Flow: FLOW_OUT X-Patchwork-Delegate: bpf@iogearbox.net Protect bpf_token_show_fdinfo with CONFIG_PROC_FS check, follow the pattern used with other *_show_fdinfo functions. Fixes: 35f96de04127 ("bpf: Introduce BPF token object") Signed-off-by: Tao Chen --- kernel/bpf/token.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/kernel/bpf/token.c b/kernel/bpf/token.c index 26057aa13..104ca37e9 100644 --- a/kernel/bpf/token.c +++ b/kernel/bpf/token.c @@ -65,6 +65,7 @@ static int bpf_token_release(struct inode *inode, struct file *filp) return 0; } +#ifdef CONFIG_PROC_FS static void bpf_token_show_fdinfo(struct seq_file *m, struct file *filp) { struct bpf_token *token = filp->private_data; @@ -98,6 +99,7 @@ static void bpf_token_show_fdinfo(struct seq_file *m, struct file *filp) else seq_printf(m, "allowed_attachs:\t0x%llx\n", token->allowed_attachs); } +#endif #define BPF_TOKEN_INODE_NAME "bpf-token" @@ -105,7 +107,9 @@ static const struct inode_operations bpf_token_iops = { }; static const struct file_operations bpf_token_fops = { .release = bpf_token_release, +#ifdef CONFIG_PROC_FS .show_fdinfo = bpf_token_show_fdinfo, +#endif }; int bpf_token_create(union bpf_attr *attr)