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=1794302226; b=rO0mxl+arGntcVkkKsYOGEnFGKaQeCd9vunrY/8dWo9PeU1F8d7ozUIwZO9Uzv9XCJfv WGiNNrsrLO69xObcycpbM92WttPEA/pSqMXxoUOFHboNShnP0bcJ6aFbJ9WhFrMEhOU0W 0G0PLLH4YUIKqjhAqkdSQwYlOPrVuHp5qdBQzCPAqRr2a/uzt38vi+EZNECjG0kB0Tdif 2zCLvHKKW43+ZyPOeHX7Stq3a8rOal9AElQMXTSEEN+bm8U0JIhX9FHQUQmga0o2DkBYi EByZR62abY/3vtk+PUk1Cuir9lPhYmyI0GR0TrrOkPVxstc10sDLMJthtqTZsVuZAjw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794302226; 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=ZmsVWE65gHf0tYCZOotZ2fbgGfTg77o991kqs+Fgm8I=; b=yxx6+HbQTaE7H3zLMM0sqttqGclhCvT5XzWpgEPyzwhg7rpHTHzRdRDHpk1BtjU+B9ir dnz79nD8huiqDa0DNs1ExxXN7vctybkbaBjVzVZZmqB1vS8Ie27CggwTcjYYljNDlA/FH F3tropWKsE1Ub4+rnZyjc/hsns/udxJCoufFwYNzOkeSC0FeK7z1QGtAj12GB3gUmXxMz 5zYdEu4x3rQimjQ+NQ3vSSoKZpVDL49Ig/vCxQZgDZ/ddKdzRfAnG+M2K2s5MEHnE/Apg tgYifbp9lNPNT7FIRwWMA47CsCYyn0SyvVXBH4pnKPq4n/BSPDMzXdyo4bhF1D25rIQ== 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=BW8cSBu5; 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 34334606DA05; Tue, 10 Nov 2026 09:17:06 +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=BW8cSBu5 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 977E81F008A3; Tue, 10 Nov 2026 09:16:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794302226; bh=ZmsVWE65gHf0tYCZOotZ2fbgGfTg77o991kqs+Fgm8I=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=BW8cSBu5u5r410tEcT+zMEpXHphJlFpdpAvRKAvEiKkqyi0xID6vk2b0Tbjr4F3K7 awaBsefdY+MBphndwr9KbPvoSGcCvsFqAgttwi2fLxH3+R18Qt4275it2lfQHkFKW3 UWJSti38mAmdmLS3tX3vRlC5H3kzbz/lg2YywjKPfSIrMY163nLZvxRzgh12Gfu740 fCVYcWuwLy19s6iKyC6ZAEcLuBFbK0G08kyGDUPlYe/7HLPPSEk9rvbQ36ZpaFxa7H vhskSHci2E1kOmUw3DCi+DzAu6HlXgBa1yUahbo2TZ2iHpM1c2csxa56tO5nlkWHht owe5/3f9zcJNw== From: Christian Brauner Date: Tue, 10 Nov 2026 10:14:26 +0100 Subject: [PATCH RFC 10/41] nullfs: 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-v1-10-4c998976c6c7@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=901; i=brauner@kernel.org; h=from:subject:message-id; bh=sE5h4xDpaVEC2u2QAThbBNjL9uzfl1yRVOrJAX0MUt4=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWR9ejD//EYdt1/rJsiFfvkoZ/8qOqx4q8M6HwH1m6/ZZ AI224nydZSyMIhxMciKKbI4tJuEyy3nqdhslKkBM4eVCWQIAxenAEykdCnDPxurz9VH1LyPmPhq vwyuY532xsvTcZ32qt+q1sFHglVuuzD8D18Z213yU2Sl5aU3uX8PWyTKlr/7O0218syUZaL+TwX WcgEA X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Initialize nullfs as a pseudo filesystem instead of raising SB_I_NOEXEC and SB_I_NODEV by hand. This adds SB_I_PSEUDO. Signed-off-by: Christian Brauner (Amutable) --- fs/nullfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/nullfs.c b/fs/nullfs.c index 319c2f5c5a67..2fe24cb97160 100644 --- a/fs/nullfs.c +++ b/fs/nullfs.c @@ -2,6 +2,7 @@ /* Copyright (c) 2026 Christian Brauner */ #include #include +#include #include #include #include @@ -174,7 +175,7 @@ static int nullfs_init_fs_context(struct fs_context *fc) { fc->ops = &nullfs_fs_context_ops; fc->sb_flags |= SB_NOUSER; - fc->s_iflags |= SB_I_NOEXEC | SB_I_NODEV; + fc_init_pseudo(fc); return 0; } -- 2.53.0