From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 20944606A31C for ; Wed, 11 Nov 2026 21:17:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=FVFeXN2p; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=LlMaKIGP DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Unsubscribe-Post: List-Owner; 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Tue, 10 Nov 2026 09:16:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794302219; bh=WY71Uo54gYhZKR4pKqr/19QlXycB+RRfAfSK6SBkMOo=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=LlMaKIGPglPkcvGNxGDrg7KApXX+gHKG5SrrawRrOpvdcrBWjo8TZvaYC/dVHXPkL o7Q4vzGLaTH3tPVI6EK6P52H//aWm8LX6LNA9wx7GzZylS8Tm5t7Uihc8gqN/tYIDQ PP3rUbIEqyxUIjeAdPOxrVHEdBQihQ2084RfxCjhwr5G5bFc0E6zHMFFmmj7AzSVaR tXO6WvEI79qn/4DPL9toj7+CN6z0DqQ1WOgva9FN1PkhAS1Orh3mr0q9GB2K5qslXC scXEvlIXqJ5srN3BcqIAjqdwqr7UK9xIGt0dTlwV0MKzMAeX4GxKcYRYlOYndv3UdD j0+mmKCFyRsXw== From: Christian Brauner Date: Tue, 10 Nov 2026 10:14:25 +0100 Subject: [PATCH RFC 09/41] bpf: use fc_init_pseudo() for bpffs X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20261110-work-loop-pseudo-v1-9-4c998976c6c7@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=1203; i=brauner@kernel.org; h=from:subject:message-id; bh=NuPA4jHbua+UQUqvE1NH9WnvUCJeB7nsXYSG49yrfac=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWR9ejBv9qN9iY0qd75n8gck3laXYJGcP/Xvwpp6nhV1l +fz+Fhu7yhlYRDjYpAVU2RxaDcJl1vOU7HZKFMDZg4rE8gQBi5OAZjIHQmGvyJmG6+tnBjH3qJw I1e/7XGpNFv1HyWFz9buJ/bVbr2pzsjIsPmDUI3mIZewOZLzrAJLZy6ad+vu3j8/r72fuW2C0oR /b/kA X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 X-Mailman-Approved-At: Wed, 11 Nov 2026 13:17:02 -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 bpffs 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) --- kernel/bpf/inode.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/bpf/inode.c b/kernel/bpf/inode.c index c6f328e4752e..57cf3775c076 100644 --- a/kernel/bpf/inode.c +++ b/kernel/bpf/inode.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include #include @@ -1197,8 +1198,6 @@ static int bpf_fill_super(struct super_block *sb, struct fs_context *fc) sb->s_magic = BPF_FS_MAGIC; sb->s_op = &bpf_super_ops; sb->s_xattr = bpf_fs_xattr_handlers; - sb->s_iflags |= SB_I_NOEXEC; - sb->s_iflags |= SB_I_NODEV; sb->s_time_gran = 1; inode = bpf_get_inode(sb, NULL, S_IFDIR | 0777); @@ -1261,6 +1260,7 @@ static int bpf_init_fs_context(struct fs_context *fc) opts->delegate_attachs = 0; fc->s_fs_info = opts; + fc_init_pseudo(fc); fc->ops = &bpf_context_ops; return 0; } -- 2.53.0