From patchwork Tue Apr 23 07:54:38 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: 13639581 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 C4C23482EE; 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=1713859392; cv=none; b=B6mCaN4piQz6IytbVbgmdqxIfDcspCHZSGFr5UcrnJhPFJv2lfPjPhX9ZZ6WZyE8J4s/lyaxaYaAJUoUjDQjf8jWzK6iwr9EWb9or60AJZCf/fzgAlp0EKyM26/DUNZqsJSSxoDklVgV9AdtMz1iSdL116Y5kTkLNF4VYiwNv7Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713859392; c=relaxed/simple; bh=rorPfneHsH4rUwSDhKhni5qatzGJBaNeOV3jbM8lXHw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=hTrk5uUzvVfnzgoJqLsOl1EFWQH7uUzYX8YilSMUplNHifJ6zt9Jvh6bOyrO/PIfVLqVh/ivGZ3AJKw4/jeznb7RcXNQbPrkhXvszwzZ6VQm0ipXO1cgnj24TPfrkCLnL34lp2rNxRC1HNsdAtkAqskCc0w5AJp/3RfS5yZlV5c= 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=dzsiMjXG; 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="dzsiMjXG" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1713858962; bh=rorPfneHsH4rUwSDhKhni5qatzGJBaNeOV3jbM8lXHw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=dzsiMjXGUMnBeinztfZVIlnYV1FybTv3PVNga/7GNRmjq0tvokzKVmAqMxqZ4TZfu 3Mm9Xa73ByvDCbl+zSGzluYBcTMsPar3kyGR78xthILGtEnmvJBhKWCBZI5pDCg6C/ UHsAfQ2uBimCPXwCv8/f91yRU/qBVoZCnvSEXqbk= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Tue, 23 Apr 2024 09:54:38 +0200 Subject: [PATCH v3 03/11] hugetlb: constify ctl_table arguments of utility functions Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240423-sysctl-const-handler-v3-3-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=1138; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=rorPfneHsH4rUwSDhKhni5qatzGJBaNeOV3jbM8lXHw=; b=uf+pHLZXXpo1yHHJ2Z13M1e5OT7jsu5lvkviloIZv10UAQiz7g1qEzlA2Tlm9z/kgvmk0wE7S t+OfiZGT2B0DcKcd55qz3Jc+6I9uA8iEvRoTSo4pFJmvocUaelGw1Ie X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= In a future commit the proc_handlers themselves will change to "const struct ctl_table". As a preparation for that adapt the internal helpers. Signed-off-by: Thomas Weißschuh --- mm/hugetlb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 3b7d5ddc32ad..8d12ce63a439 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -4911,7 +4911,7 @@ static unsigned int allowed_mems_nr(struct hstate *h) } #ifdef CONFIG_SYSCTL -static int proc_hugetlb_doulongvec_minmax(struct ctl_table *table, int write, +static int proc_hugetlb_doulongvec_minmax(const struct ctl_table *table, int write, void *buffer, size_t *length, loff_t *ppos, unsigned long *out) { @@ -4928,7 +4928,7 @@ static int proc_hugetlb_doulongvec_minmax(struct ctl_table *table, int write, } static int hugetlb_sysctl_handler_common(bool obey_mempolicy, - struct ctl_table *table, int write, + const struct ctl_table *table, int write, void *buffer, size_t *length, loff_t *ppos) { struct hstate *h = &default_hstate;