From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794302315; b=5Rf3WnHBiKb/WXQMBhQAkxZEcdd3ol0xpb6zDHo2ldQM5dI4zn8cMgOTH00xOij23hxX WnMCP5Gb+5HU15/S4l3jWF4AAAPQZvp47umX6pd1a96bB5AtzM2nBms63NU94+byOxkFF BeXNc4Gxnpu3hRJWbKpy07Ab0ntcxJDFwyNru12qQSYFCF8sY5sUaJiYQkR/d1P1c5NzP JYKE2o9/d1eBQkj4t4kdOrZi7hGl0OIim3b8Wk/dVz3piJKxglQ9nUbbKVfW/C3IUijAT Fig+CtOJE/5mdIWjWGiwMrtYFpb67lIjaB4/bkeLSmMmTAik55gYvJT+52EPQJixyFA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794302315; h=Received:DKIM-Signature:From:Date:Subject:MIME-Version:Content-Type: Content-Transfer-Encoding:Message-Id:References:In-Reply-To:To:Cc: X-Mailer:X-Developer-Signature:X-Developer-Key; bh=B8RQTNfc/eWS72nZHsD5FmaXKvsQcX/MHrv0MZNEckg=; b=me4Hjo6yqGv0zhrcbzPLc+KPMPqFDqYHXhaZUqyjgvVAwZtGxzTpyK6C/RO55nVK4FdD L7cRhOO43A3UJ1pSEkG95FwRquENEJLaO0HWBvO883oRr0uwd9GP3kZuFL2zHHNQBBDkW 2VGIZfVQGhApFuUejCUt3XwUvK0SJjmncrcCdqgGk2+wb4XU4Iib4XcptWkATsV8Reumy 1TsfcSldYO7+nCdd31OXiFt/5ffdSSv1EW/WhimmIU0miKq9D4+YIYxvI/MnC/12756Fz RMu2AfxvgILE0QBnwIfe78gJH64qGQU+3P555MdnGlxCbUA5NE6OSV/tH3gKjZ3t80Q== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b="c/Ap+R4z"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 615A1606B17B; Tue, 10 Nov 2026 09:18:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=c/Ap+R4z Received: by smtp.kernel.org (Postfix) with ESMTPSA id A20071F0089F; Tue, 10 Nov 2026 09:18:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794302315; bh=B8RQTNfc/eWS72nZHsD5FmaXKvsQcX/MHrv0MZNEckg=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=c/Ap+R4zFMvV3/8vcuIEPdB/Gt2XHUlHZTBEX28zCRTGUeuDJCvLmXS2bTYSdzi9R 0gr12Xdu/wNWC4bbLqs4TiHsR/YcW9JNs28CEkwEGUBB6TGWOirP4sbeOuKd4a7tZW afM3jYlHN6+MVYSwuAcf1MRkadLxCZQa5Ry8f4ildqJfo+Wt7K+lGKrO7TizAPDeis lj14KsNBHSrSqgHUxSQyH2WPPe6YEGnglY+yEWWsL8vk8c3l5TKaUlKahI+HbhISLF nnD6YXeLZZD0ZUXVgvIwonj2iwv3yWDlAmtq4vfzLGXczqU+vQuxgOQWxGbajWp8T+ zqYWbwys3SKng== From: Christian Brauner Date: Tue, 10 Nov 2026 10:14:39 +0100 Subject: [PATCH RFC 23/41] fuse: use fc_init_pseudo() for fusectl X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261110-work-loop-pseudo-v1-23-4c998976c6c7@kernel.org> References: <20261110-work-loop-pseudo-v1-0-4c998976c6c7@kernel.org> In-Reply-To: <20261110-work-loop-pseudo-v1-0-4c998976c6c7@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)" X-Mailer: b4 0.17-dev-ce4c1 X-Developer-Signature: v=1; a=openpgp-sha256; l=893; i=brauner@kernel.org; h=from:subject:message-id; bh=hjM1iJ4vU3paA5L4OQPDkADa3AqUdKJFLW5EmBnT+kw=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWR9erCuT2albMuTpuPqTDYzVbc45F0XFJ6y9xJTg/iJB vndWrxNHaUsDGJcDLJiiiwO7Sbhcst5KjYbZWrAzGFlAhnCwMUpABPh02ZkeGybnbLv4dlnla2P zh+U1FV/fVEjuEXs+QzeMzuWCLwPtWVk+PIs8Nv5vXPYWX98mZbrdj9iVbPCut91O9M+rQ7YuNr gHTMA X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Initialize fusectl as a pseudo filesystem. This raises SB_I_PSEUDO and also SB_I_NOEXEC and SB_I_NODEV. fusectl never holds executables or device nodes. Signed-off-by: Christian Brauner (Amutable) --- fs/fuse/control.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/fuse/control.c b/fs/fuse/control.c index 21ffde596d61..4497362e7df0 100644 --- a/fs/fuse/control.c +++ b/fs/fuse/control.c @@ -10,6 +10,7 @@ #include #include #include +#include #include #define FUSE_CTL_SUPER_MAGIC 0x65735543 @@ -334,6 +335,7 @@ static const struct fs_context_operations fuse_ctl_context_ops = { static int fuse_ctl_init_fs_context(struct fs_context *fsc) { + fc_init_pseudo(fsc); fsc->ops = &fuse_ctl_context_ops; return 0; } -- 2.53.0