From patchwork Fri Mar 15 20:48:00 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: 13595823 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B9474C54E58 for ; Mon, 18 Mar 2024 21:02:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zzHLMUjfo5n6Tv+FHyvibIOpjp35OWhs8MWcBmXr39g=; b=u45Rt7ydWTfN3L V30wsC2+xmBDSboEui83sE2PcTHFn4zBTI7s9JxDs2MVZJcAA8CKaSU4FO6c4C/CWx6OEFpZK3tFl aY6AqTWxhdwzp/+0NdNVB6scR9gsJt5AIj+RHPJ5fWIJ/KzjArmfgR5EBl7FppIoaDz7jhY2WLwj/ wcfQMQZEhpJ5JxuJOmjt48sB2Hgjpe1/8YBOGKkWJkxpXqc9/iUArNuMcJuoYMnOQZQqXFIpFvvI8 TIuMj/5sdfBu1f7D94PeBpK9nWQdk8y7O9WbOIpmjexXXAPouGZc+jFA5A1ir0nA7AmEtZI3VgB3R iDzQKn0OjYEAifmtNgvA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rmK7z-0000000A7pt-1l6x; Mon, 18 Mar 2024 21:02:39 +0000 Received: from todd.t-8ch.de ([159.69.126.157]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rlETX-00000001X3G-1c9E; Fri, 15 Mar 2024 20:48:30 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1710535697; bh=71R8uSwybXZePn/hRWXZmFtBWgxzbTZn7lLN/sI0ct8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=lRsv4Z9BtABJwb/x/sr0jT/ffaHtgaGIJaQNhXPIFehxU22UrZeOhl+MNP/n5GNRt JlHEstB5S7l8QpLccU0DCIGlvx+fB4q+PCoWEY+g0enoRMOwtyoGLxzzxdCrwcjk3Y FfwUZt+Em+SjtxwU6ocSEC2pAq54FlCCLx2fanAY= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Fri, 15 Mar 2024 21:48:00 +0100 Subject: [PATCH 02/11] cgroup: bpf: constify ctl_table arguments and fields MIME-Version: 1.0 Message-Id: <20240315-sysctl-const-handler-v1-2-1322ac7cb03d@weissschuh.net> References: <20240315-sysctl-const-handler-v1-0-1322ac7cb03d@weissschuh.net> In-Reply-To: <20240315-sysctl-const-handler-v1-0-1322ac7cb03d@weissschuh.net> To: Greg Kroah-Hartman , Kees Cook , Alexei Starovoitov , Daniel Borkmann , John Fastabend , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Song Liu , Yonghong Song , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Muchun Song , Andrew Morton , "David S. 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Hallyn" , Alexander Popov Cc: linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, lvs-devel@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, linux-fsdevel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-xfs@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, kexec@lists.infradead.org, bridge@lists.linux.dev, linux-rdma@vger.kernel.org, rds-devel@oss.oracle.com, linux-sctp@vger.kernel.org, linux-nfs@vger.kernel.org, apparmor@lists.ubuntu.com, linux-security-module@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1710535695; l=686; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=71R8uSwybXZePn/hRWXZmFtBWgxzbTZn7lLN/sI0ct8=; b=1p7QVCfT76tMKe2lhkLAnq+rZy1Hhj119ioAiiSdaA/KcTCdEQiKcZfPuzjhQVMIgFHQpgyqi 8KV8JuqLJSRB3yPnZuNAH/QOQJporNVr2ZASPvZ5f6myZthtsTyJC9S X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240315_134823_630255_FB14E171 X-CRM114-Status: GOOD ( 14.21 ) X-Mailman-Approved-At: Mon, 18 Mar 2024 14:02:37 -0700 X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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 c99bc3df2d28..3238dcff5703 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -1366,7 +1366,7 @@ 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;