From patchwork Wed Feb 21 21:24:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Seth Forshee (DigitalOcean)" X-Patchwork-Id: 13566414 X-Patchwork-Delegate: paul@paul-moore.com Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 1A4D5126F22; Wed, 21 Feb 2024 21:25:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708550706; cv=none; b=epMT59YZR/00MVkLCi3Rns9b/ElM2uRGDgeuwoWWwLSof2Ff5ix5Qur1D3xNBNU9e7/xUwaXWvJ/nPBh0qTtl/cKgLPYCnqzHepPoNFgGJSdcWNsIjzeZP8h3BC7rInaDN9ojzvNoSB5mtZGtV04arp4WgEERMTnaECnndUoYWM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708550706; c=relaxed/simple; bh=Y5Y30p4SCfTGfQg8oU5oIf6A+JB4LZOuEG/nIXEuQzs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=XJ91hQbpw/n3pbHyyqa0aZhABKBG0aVG/ge/eva84oQAyAHR/ztMQ3T2i+FWJtoLWy+P1Q1zU9mCJ9NBohjdXLybAqZK1qUhMcf0mjl6+WVeTZHIL5IvDCL9Kg70ZkLluUf/H3Kp//xGE4KzppHRKPVp1Wk/qFJHGbrw8Ppc5u4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Fcm3hib9; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Fcm3hib9" Received: by smtp.kernel.org (Postfix) with ESMTPS id CBABDC43601; Wed, 21 Feb 2024 21:25:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1708550705; bh=Y5Y30p4SCfTGfQg8oU5oIf6A+JB4LZOuEG/nIXEuQzs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Fcm3hib9cZ7v6IA4PdMbWds9TcIQjq1Pe0abjXDgnWnXea7U66tAyZEJ9AqU/WzOr k0Ke9qMTzeRQcrCl1ZpoW9YR5mrz/NZxsxXlQiXvhqIsQ3ZwYE9XzF3oG0P9PV4Y+U REMePuXyccPVR9aXWY3Y72WgxLUnON1uU3jbNBAtEZ+Hd6SRJvkYXCyBLN+GWOwHYh g1cIu/yHGW9iwkbs1qFnkRLb9NZXFxQhQmDPgOKHaeigRwEf7TOAJdNJsB5qhIKB7r 2gtYPmo4bvWYmah5ftVUSetfRzgnfUMSIjq+EJHd0t9g8erLoOuByKpelp5tIWm/+B qSAHqbhs6UoCQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B8FDBC5478A; Wed, 21 Feb 2024 21:25:05 +0000 (UTC) From: "Seth Forshee (DigitalOcean)" Date: Wed, 21 Feb 2024 15:24:35 -0600 Subject: [PATCH v2 04/25] capability: rename cpu_vfs_cap_data to vfs_caps Precedence: bulk X-Mailing-List: linux-security-module@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240221-idmap-fscap-refactor-v2-4-3039364623bd@kernel.org> References: <20240221-idmap-fscap-refactor-v2-0-3039364623bd@kernel.org> In-Reply-To: <20240221-idmap-fscap-refactor-v2-0-3039364623bd@kernel.org> To: Christian Brauner , Seth Forshee , Serge Hallyn , Paul Moore , Eric Paris , James Morris , Alexander Viro , Jan Kara , Stephen Smalley , Ondrej Mosnacek , Casey Schaufler , Mimi Zohar , Roberto Sassu , Dmitry Kasatkin , Eric Snowberg , "Matthew Wilcox (Oracle)" , Jonathan Corbet , Miklos Szeredi , Amir Goldstein Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-security-module@vger.kernel.org, audit@vger.kernel.org, selinux@vger.kernel.org, linux-integrity@vger.kernel.org, linux-doc@vger.kernel.org, linux-unionfs@vger.kernel.org X-Mailer: b4 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=3545; i=sforshee@kernel.org; h=from:subject:message-id; bh=Y5Y30p4SCfTGfQg8oU5oIf6A+JB4LZOuEG/nIXEuQzs=; =?utf-8?q?b=3DowEBbQGS/pANAwAKAVMDma7l9DHJAcsmYgBl1mobLp7u/pdNjeacbXMjbSmEj?= =?utf-8?q?yV6rMwMwivWNU01_Kh0BkwWJATMEAAEKAB0WIQSQnt+rKAvnETy4Hc9TA5mu5fQxy?= =?utf-8?q?QUCZdZqGwAKCRBTA5mu5fQxyY9qB/_9zUYtdKwx4X8HLo4wnjsbAIGYaWULalOUka?= =?utf-8?q?xXnOKjI5Cs4QTHrFSqLwolWhCcuwuJCqxufBU3HxTnc_mxPuO1+61LNNhi/pCD44c?= =?utf-8?q?/qRrZUVVTkRAtKBczWgUu6i3XXeeqJLm6XeipSXmdG8cXmXYG8Z187Qbq_F5NubGa?= =?utf-8?q?dgplNl+QZZZQxAr5Ejyxm7NmVVnTwEBMdlEobRDFUGTFx2dSAaIon/Yk9iw58upAs?= =?utf-8?q?iDc80O_IxJbm6qPqST7KMcaLpBxCduVum8Kw1Ljhi2YFVnvMFzw1j5/byvyaLLhuW?= =?utf-8?q?5jFhzBU4PIXJo3y89Kng?= MOIi8lpcWkKwus9TggxdTwSRIABNLw X-Developer-Key: i=sforshee@kernel.org; a=openpgp; fpr=2ABCA7498D83E1D32D51D3B5AB4800A62DB9F73A X-Endpoint-Received: by B4 Relay for sforshee@kernel.org/default with auth_id=103 vfs_caps is a more generic name which is better suited to the broader use this struct will see in subsequent commits. Reviewed-by: Christian Brauner Acked-by: Paul Moore Signed-off-by: Seth Forshee (DigitalOcean) --- include/linux/capability.h | 4 ++-- kernel/auditsc.c | 4 ++-- security/commoncap.c | 8 ++++---- 3 files changed, 8 insertions(+), 8 deletions(-) diff --git a/include/linux/capability.h b/include/linux/capability.h index 0c356a517991..c24477e660fc 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -24,7 +24,7 @@ extern int file_caps_enabled; typedef struct { u64 val; } kernel_cap_t; /* same as vfs_ns_cap_data but in cpu endian and always filled completely */ -struct cpu_vfs_cap_data { +struct vfs_caps { __u32 magic_etc; kuid_t rootid; kernel_cap_t permitted; @@ -211,7 +211,7 @@ static inline bool checkpoint_restore_ns_capable(struct user_namespace *ns) /* audit system wants to get cap info from files as well */ int get_vfs_caps_from_disk(struct mnt_idmap *idmap, const struct dentry *dentry, - struct cpu_vfs_cap_data *cpu_caps); + struct vfs_caps *cpu_caps); int cap_convert_nscap(struct mnt_idmap *idmap, struct dentry *dentry, const void **ivalue, size_t size); diff --git a/kernel/auditsc.c b/kernel/auditsc.c index 6f0d6fb6523f..783d0bf69ca5 100644 --- a/kernel/auditsc.c +++ b/kernel/auditsc.c @@ -2247,7 +2247,7 @@ void __audit_getname(struct filename *name) static inline int audit_copy_fcaps(struct audit_names *name, const struct dentry *dentry) { - struct cpu_vfs_cap_data caps; + struct vfs_caps caps; int rc; if (!dentry) @@ -2800,7 +2800,7 @@ int __audit_log_bprm_fcaps(struct linux_binprm *bprm, { struct audit_aux_data_bprm_fcaps *ax; struct audit_context *context = audit_context(); - struct cpu_vfs_cap_data vcaps; + struct vfs_caps vcaps; ax = kmalloc(sizeof(*ax), GFP_KERNEL); if (!ax) diff --git a/security/commoncap.c b/security/commoncap.c index 162d96b3a676..7cda247dc7e9 100644 --- a/security/commoncap.c +++ b/security/commoncap.c @@ -584,7 +584,7 @@ int cap_convert_nscap(struct mnt_idmap *idmap, struct dentry *dentry, * Calculate the new process capability sets from the capability sets attached * to a file. */ -static inline int bprm_caps_from_vfs_caps(struct cpu_vfs_cap_data *caps, +static inline int bprm_caps_from_vfs_caps(struct vfs_caps *caps, struct linux_binprm *bprm, bool *effective, bool *has_fcap) @@ -635,7 +635,7 @@ static inline int bprm_caps_from_vfs_caps(struct cpu_vfs_cap_data *caps, */ int get_vfs_caps_from_disk(struct mnt_idmap *idmap, const struct dentry *dentry, - struct cpu_vfs_cap_data *cpu_caps) + struct vfs_caps *cpu_caps) { struct inode *inode = d_backing_inode(dentry); __u32 magic_etc; @@ -646,7 +646,7 @@ int get_vfs_caps_from_disk(struct mnt_idmap *idmap, vfsuid_t rootvfsuid; struct user_namespace *fs_ns; - memset(cpu_caps, 0, sizeof(struct cpu_vfs_cap_data)); + memset(cpu_caps, 0, sizeof(struct vfs_caps)); if (!inode) return -ENODATA; @@ -725,7 +725,7 @@ static int get_file_caps(struct linux_binprm *bprm, const struct file *file, bool *effective, bool *has_fcap) { int rc = 0; - struct cpu_vfs_cap_data vcaps; + struct vfs_caps vcaps; cap_clear(bprm->cred->cap_permitted);