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Sat, 14 Nov 2026 13:07:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794661678; bh=4kkI+IPK2+Ut0+1ZoXiEi8rjJhct2bhRJIg1CarRCAo=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=hEkWoi0tyCsc9zadGHLm768O7sYlLi/D+fGyMzmvsQLG0ecR+NMw+wied9l5d5Zwz gXg/BXMBhAqtrrbzcnX7swbJyRTSoeXkE0/Xj4exo4chOq2rqW8u9NgVvtGNx7NQ4N tXKYibjQAPgJeWrE1gEMbtIXMLXERqjMNC3NkxnywycmncD6Z6ELQskYJq/tDcjGyo b7MiLG6d3/YOLC/qD+DFLTnmKp2Eap+cYDtfpnlvFm0Sd20bv+GLE20cwwAUSwJX76 vkqL8xuR//PPoR3nag7/4uwnKL0zHsmwqxxmbWxXcW1V6+IGZWFTG9QrabHpoz3t6k wNuuL3/EHnOaw== From: Christian Brauner Date: Sat, 14 Nov 2026 14:02:01 +0100 Subject: [PATCH RFC v2 20/42] apparmor: use fc_init_pseudo() for apparmorfs X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261114-work-loop-pseudo-v2-20-98639a2286fb@kernel.org> References: <20261114-work-loop-pseudo-v2-0-98639a2286fb@kernel.org> In-Reply-To: <20261114-work-loop-pseudo-v2-0-98639a2286fb@kernel.org> To: linux-fsdevel@vger.kernel.org Cc: Jann Horn , Chris Mason , Josef Bacik , Christoph Hellwig , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, Alexander Viro , Jan Kara , linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, driver-core@lists.linux.dev, linux-mm@kvack.org, bpf@vger.kernel.org, linux-security-module@vger.kernel.org, selinux@vger.kernel.org, apparmor@lists.ubuntu.com, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, fuse-devel@lists.linux.dev, linux-efi@vger.kernel.org, xen-devel@lists.xenproject.org, ocfs2-devel@lists.linux.dev, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-usb@vger.kernel.org, Amir Goldstein , linux-erofs@lists.ozlabs.org, linux-kselftest@vger.kernel.org, "Christian Brauner (Amutable)" , Alexander Mikhalitsyn X-Mailer: b4 0.17-dev-ce4c1 X-Developer-Signature: v=1; a=openpgp-sha256; l=1033; i=brauner@kernel.org; h=from:subject:message-id; bh=2+D6KLg9w3laVv0BnjhP1IDdcfwT6twoVX6+ZeNTRuo=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWT9iKmZKcpwLKbq/umvv9mCX4WuWfO/R+PnjY3u1b0xy aJzTtb4d5SyMIhxMciKKbI4tJuEyy3nqdhslKkBM4eVCWQIAxenAEzk1w1GhpYuUdG4qi+fP0qp P5/cI7ND32rq574Xhq4Gah0nZWLEwxj+Z3padK6OzZ+r0dD959lvmcWH1WL54+qWl5q+bm665Hu KCwA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 X-Mailman-Approved-At: Sat, 14 Nov 2026 05:56:41 -0800 X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" X-Spam-Status: No, score=-18.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Initialize apparmorfs as a pseudo filesystem. This raises SB_I_PSEUDO and also SB_I_NOEXEC and SB_I_NODEV. apparmorfs never holds executables or device nodes. Reviewed-by: Alexander Mikhalitsyn Signed-off-by: Christian Brauner (Amutable) --- security/apparmor/apparmorfs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c index a993664672173..351ea3a7120e3 100644 --- a/security/apparmor/apparmorfs.c +++ b/security/apparmor/apparmorfs.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -263,6 +264,7 @@ static const struct fs_context_operations apparmorfs_context_ops = { static int apparmorfs_init_fs_context(struct fs_context *fc) { + fc_init_pseudo(fc); fc->ops = &apparmorfs_context_ops; return 0; } -- 2.53.0