From patchwork Tue Apr 23 07:54:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Patchwork-Id: 13639554 Received: from todd.t-8ch.de (todd.t-8ch.de [159.69.126.157]) (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 D06F04AEE5; Tue, 23 Apr 2024 08:03:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.69.126.157 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713859391; cv=none; b=F6e0NVcB6qJfzuP2CdugL0KSEycYzhJVS4HEs8NCFSH6Z7spEtmpY52tE79ueYdCA8qufVpAj3u/UH8aP7rIkJF8E8T+qwNlT9cT5K6vVIIqIvEMB0KCDnBbamiR2O/gUICi7p5jVo5rT5Od8etXanTqWv2GTgxZRY7X6ORwAyc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713859391; c=relaxed/simple; bh=1pR6m5Wi5iIO9mWeE7uFEYPdE/xPU01dcPav6FtcGgk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Cca0u2AmH4ujtyEII/oDASdmm8aguXi6O+lOoom0ZXq206Wh2bYbqU78OMoNHTwZd1C+IiBIpQAD0jL6nzulEYWD9TCRu+B6ztkWTv9qHBKnulXEu6T+TQZhfl3cAtl4J0m6EG+g4YzslVu0Ta+ZW0i5vK+MpymWj3ywLF+Ao7c= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=weissschuh.net; spf=pass smtp.mailfrom=weissschuh.net; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b=qrpXb4E7; arc=none smtp.client-ip=159.69.126.157 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b="qrpXb4E7" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1713858962; bh=1pR6m5Wi5iIO9mWeE7uFEYPdE/xPU01dcPav6FtcGgk=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=qrpXb4E7M7hSiZ8Cf2INubIQwovOxf8rtiST2nTdYG56P/i02vaGe83f+9bvQprvq VgpcOsvaoWCndC7LXwkbN21msJ81t9jqvLggR4K6+dWl6vt6tbFaQ5B1IFnTi+I3Mw H0IMGkDPx1RTLLHkm4qk51fTBM34bIyN02uPPn08= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Tue, 23 Apr 2024 09:54:37 +0200 Subject: [PATCH v3 02/11] cgroup: bpf: constify ctl_table arguments and fields Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240423-sysctl-const-handler-v3-2-e0beccb836e2@weissschuh.net> References: <20240423-sysctl-const-handler-v3-0-e0beccb836e2@weissschuh.net> In-Reply-To: <20240423-sysctl-const-handler-v3-0-e0beccb836e2@weissschuh.net> To: Luis Chamberlain , Joel Granados , Kees Cook Cc: Eric Dumazet , Dave Chinner , linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-mm@kvack.org, linux-security-module@vger.kernel.org, bpf@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-xfs@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, kexec@lists.infradead.org, linux-hardening@vger.kernel.org, bridge@lists.linux.dev, lvs-devel@vger.kernel.org, linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com, linux-sctp@vger.kernel.org, linux-nfs@vger.kernel.org, apparmor@lists.ubuntu.com, =?utf-8?q?Thomas_Wei?= =?utf-8?q?=C3=9Fschuh?= X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1713858961; l=686; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=1pR6m5Wi5iIO9mWeE7uFEYPdE/xPU01dcPav6FtcGgk=; b=pcm/jJjouDKJ7dKkXuplkCwgN4lakaTVY5yViah+TEyJb0kgB/5JxKSM28vhTdxT/a0KzPrgc T5MafpuEka/DMwunsovOVuekoxGTF4FJjqwg/mb6qFtEZR2YOr2vquk X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= In a future commit the sysctl core will only use "const struct ctl_table". As a preparation for that adapt the cgroup-bpf code. Signed-off-by: Thomas Weißschuh --- include/linux/filter.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/filter.h b/include/linux/filter.h index 7a27f19bf44d..4eada55a2df8 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -1404,7 +1404,7 @@ struct bpf_sock_ops_kern { struct bpf_sysctl_kern { struct ctl_table_header *head; - struct ctl_table *table; + const struct ctl_table *table; void *cur_val; size_t cur_len; void *new_val;