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=1794302370; b=q2j8K6lkzTIznOhKx06Y9hQ3Ues+cr7GRZUdTE4yr18IUibw51jcbUhzt2r4n+hKdSkd 0b/yFirIhbIVyTWJHTCiPJvkzWDxH6Yh5XMNixk0fqHsTLjl5fp262ZVSKilBbzya1VjK QD+13xgJ7bWe+v9y6TnfU2IGiYAMwDVaQgHguaGdEPBwQSzdJ+L+OmuGIAskA/JM02NqO FIiVHraDILgj+UAQX9WIglB0VnFC+g2gQGZN899hQEMMg7A7jTwcUfuWlt8xhf8JiXTGe 6EfcM8uuZbiqJyqQHR8i6pMMqHVQLVPW77lrs+dext2acy8X3TQy4WVNMTjOxxlQ1zA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794302370; 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=61GGJusgpyzZ+uPz/Xbu5aYUeDmjAfN/VZVh7aWKvTU=; b=VvfQsdIlfJtwwoplLNRMLrDpKylOjhRZJsp2LiFbqkyJYxk9bWN7H1gZeb/demj1Hphr 4kJWYHAtB4XoGhyJsB5yjJhans3B8xqrkC8QG5J87vw1G2ddjcB6foQVusKAtabqqNbrP frYk/RiLS2yti7ZEfo6eKzvrViFfajovivdwNGLRLsbld2pRsLHetmoI45AWifD9WuYqx +xfw2CDkUScQefDyY+fm8ew3azafhVL6Wkw0QBZTTd8a2eVEBVPiuaWRc1sS2xN3ixkex UTFXfQU5iYJ+h45VkNWTjjMtWRw8yEo4uwUHQrVqF3OpKv7E5tiKeF/O0ECOxqsU5Fg== 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=cqE1KvWE; 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 C4BFA6078861; Tue, 10 Nov 2026 09:19:29 +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=cqE1KvWE Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7BAF11F0089F; Tue, 10 Nov 2026 09:19:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794302369; bh=61GGJusgpyzZ+uPz/Xbu5aYUeDmjAfN/VZVh7aWKvTU=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=cqE1KvWEqfCGk9TU1/lVh6ReyYZK8xzJKhSLwmR1cLY0RyRyETFTNmRX/CBtNbGFm AmuFU6adAiumck8an+GpWWAeHBHqTxVKqL/rOi4J9iHi/mWcjTVLhL+WnDXPLpVbqc yNZwiqRepbCcz+qfyuBGhyN5+Hq+js5kBs4E3JLsZlH6qW37IQzTV15bwwycAzfttl 5KH5f71aAWWbWtMYVn2+pgetQgDmUXbkZvrrt3OqlCUUpM/yVT8GMncN9mcbx9GAj6 7GM+h1AIZhoDOm6jyzSEu1Y46hB8cYzaIFJvf0HAlzzReo76KuwOVqRDN7hOswsejZ ZJtnzm0RI4l6w== From: Christian Brauner Date: Tue, 10 Nov 2026 10:14:47 +0100 Subject: [PATCH RFC 31/41] usb: gadget: f_fs: use fc_init_pseudo() 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-v1-31-4c998976c6c7@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=955; i=brauner@kernel.org; h=from:subject:message-id; bh=Ax5jIfHABzRtvx1V7vJnXeFPM8kck0XZoDkmZlrhKu4=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWR9erAjdtX2CfKp++Zticm3SYuW8v6aMj1ObN8qo7eS1 x8t/6ib21HKwiDGxSArpsji0G4SLrecp2KzUaYGzBxWJpAhDFycAjARrwpGhs3ZDExxtr2C+4r8 vRsu23RvyHzNtz1BoT1I0k34U0vwB4Z/1tUpv1Njvs9dubSC+cKR5tMG9m/4Jj97kF74bYvUGf5 udgA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Initialize functionfs as a pseudo filesystem. This raises SB_I_PSEUDO and also SB_I_NOEXEC and SB_I_NODEV. functionfs never holds executables or device nodes. Signed-off-by: Christian Brauner (Amutable) --- drivers/usb/gadget/function/f_fs.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index c64a268e98a4..a6b3788399a5 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -15,6 +15,7 @@ /* #define VERBOSE_DEBUG */ #include +#include #include #include #include @@ -2166,6 +2167,7 @@ static int ffs_fs_init_fs_context(struct fs_context *fc) ctx->no_disconnect = false; fc->fs_private = ctx; + fc_init_pseudo(fc); fc->ops = &ffs_fs_context_ops; return 0; } -- 2.53.0