From nobody Thu Oct 2 13:00:53 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0F1AD32D5D3; Wed, 17 Sep 2025 10:29:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758104940; cv=none; b=QX/hn10n7Wpu3wl9lhtbAM8rnHSI7P1+l2+MkPw+j7FocHSucW6KuB1uPiW7sCvi5hATKxmROXPPhLcwZd+0yi6wzO+rAt275XGKWjmBbVBPR3EIloboKo/goIUDVW4TV3KbEVEdv23h/WKc+1WDtSuMfrQrRwz4VlJItkvHLIc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758104940; c=relaxed/simple; bh=6GX+edfqAtvCu/yle/NskZ5IXtOjExmscE2dvb5jQ6M=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=A/peenwdxtkyTA8wPKrU00r2gNrrobKoa7ov3eS6F9rZwogwXDOE6qsBK+EgXu3LnYZA4drJHkFYoVXdhDqs4JS76u5GQmAJ6KOERWnHnbglbbilwt45L5Rd4SdeKkuwSxB4tU6JmET/FTrG06m2r6ZsWW8jgSxMTalHb9Bbts0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OyzXfDbi; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OyzXfDbi" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 55E6EC4CEF5; Wed, 17 Sep 2025 10:28:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758104939; bh=6GX+edfqAtvCu/yle/NskZ5IXtOjExmscE2dvb5jQ6M=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=OyzXfDbimMLy0Fx6M58fD+mofgMhOwDSKHAjSn2Q8XEqZHN5uehbaG7Oxt7hco8dX S/Yc6LyoBOqiKFLjtWmPdkRf0jEBbV31vpcxLHIChjd4ZIyFe6KSJqw8xrm7tp61EP 9ESUpyC6cjj7RjwIME8gUaS3mFolg1WPBcYNGxk6TWueEv4UycIDrzYXbP1t5UruA+ bUNfD+9OasjHXjGm044YKg8+t8CubPsrsP6H8uFMDH9C+nGhKdJA3Xh0y9fyYdjCl3 iqi9Xub1hGIhpnWhZjvCwRCBcTIMCBNup6lIW4KKLVZg1ZZV2wcPluUsq+sw2aa42R QXKUH22emII/w== From: Christian Brauner Date: Wed, 17 Sep 2025 12:28:04 +0200 Subject: [PATCH 5/9] nsfs: add inode number for anon namespace Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250917-work-namespace-ns_common-v1-5-1b3bda8ef8f2@kernel.org> References: <20250917-work-namespace-ns_common-v1-0-1b3bda8ef8f2@kernel.org> In-Reply-To: <20250917-work-namespace-ns_common-v1-0-1b3bda8ef8f2@kernel.org> To: linux-fsdevel@vger.kernel.org Cc: Amir Goldstein , Josef Bacik , Jeff Layton , Mike Yuan , =?utf-8?q?Zbigniew_J=C4=99drzejewski-Szmek?= , Lennart Poettering , Daan De Meyer , Aleksa Sarai , Alexander Viro , Jan Kara , Tejun Heo , Johannes Weiner , =?utf-8?q?Michal_Koutn=C3=BD?= , Jakub Kicinski , Anna-Maria Behnsen , Frederic Weisbecker , Thomas Gleixner , cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Christian Brauner X-Mailer: b4 0.15-dev-56183 X-Developer-Signature: v=1; a=openpgp-sha256; l=610; i=brauner@kernel.org; h=from:subject:message-id; bh=6GX+edfqAtvCu/yle/NskZ5IXtOjExmscE2dvb5jQ6M=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWSc6vXbcW4j+6HSZy4aqupNiQ7HlKKdM7huMdxWmvLxi OCqJw35HaUsDGJcDLJiiiwO7Sbhcst5KjYbZWrAzGFlAhnCwMUpABM5c4jhf7ho4xn59Gfsq/Vk juzJilotpCe+a+7jhl1H+aMn5E96Zsbwz8gwuE21Pzfx/GSba0bO+TZ/Wplm+p/mv8RqYfHmqbk mGwA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Add an inode number anonymous namespaces. Signed-off-by: Christian Brauner Reviewed-by: Jan Kara --- include/uapi/linux/nsfs.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/uapi/linux/nsfs.h b/include/uapi/linux/nsfs.h index 5d5bf22464c9..e098759ec917 100644 --- a/include/uapi/linux/nsfs.h +++ b/include/uapi/linux/nsfs.h @@ -53,6 +53,9 @@ enum init_ns_ino { TIME_NS_INIT_INO =3D 0xEFFFFFFAU, NET_NS_INIT_INO =3D 0xEFFFFFF9U, MNT_NS_INIT_INO =3D 0xEFFFFFF8U, +#ifdef __KERNEL__ + MNT_NS_ANON_INO =3D 0xEFFFFFF7U, +#endif }; =20 struct nsfs_file_handle { --=20 2.47.3