From mboxrd@z Thu Jan 1 00:00:00 1970 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 7179B31327F; Fri, 24 Oct 2025 10:54:02 +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=1761303242; cv=none; b=PXPySRwAkuxyu0NCtHMaUi9hwcLiRr5VskOjQPBAKr7AKOkDd+DmqWeFTp1Mb8CX46GZsKovOxYaRZtkdxIknD1Yvv+BO7et5sOLaBaYTtzNiQUkXMhKazQNYDGMyWK5e/yLQ0KlP8T6sTpqvoYjZK2k/Rt0SAnkvR+CDEBWjy8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761303242; c=relaxed/simple; bh=BQTckd1lwN42TzFjtcvMTDlqbwW0nSU43xXjRiLpTAc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=OOlW9/dytsyJ/CMB3MiNjv62Kz23P7OxIQlmaqZfrNxHOd4DI9EvxssCJKPiMn4oJnFXoe7bwvwNttwzXOd8WTTkY993Tfgj/wS2jP6hMO3ICr55G4/fTiCMQkIRkHfOaAfurSm2KmpH7Y0wNC6rESJx+1t3UVuPwDx/WeZR88M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Edc5+huj; 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="Edc5+huj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C144C116B1; Fri, 24 Oct 2025 10:53:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761303242; bh=BQTckd1lwN42TzFjtcvMTDlqbwW0nSU43xXjRiLpTAc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Edc5+hujHVCoky31ynt1k3LfhpLH1kcuxKpz0PQthsT0xHYZb4bd/bu3ybScqhqvu g0R4xucGLLIyajM3wqLnhEsVTYabcaGSxkK+NFQ1HHRY4YZXkd5VFNW1Bmg3idIH5D voVIJje/uL/IhCFR/+uTF0L0TF7/ZhQ3lUSVXVvEAOTLfBlYax7IWd3aj59CTEksrA Z7WbEB3qjPN84zerXpYivqJ0iiKgsuu0i9Wkc1Sf8hP0dnJhcRNLOznHoumvY0rHan UU6SeiJBTCtZb3xS5SgBMWKU6dN1SO+7V6xz8ezMv+ZnxXBqCSEPYHo69F6IxaF2+w cMhCeCkBlrogw== From: Christian Brauner Date: Fri, 24 Oct 2025 12:52:41 +0200 Subject: [PATCH v3 12/70] ns: use anonymous struct to group list member Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251024-work-namespace-nstree-listns-v3-12-b6241981b72b@kernel.org> References: <20251024-work-namespace-nstree-listns-v3-0-b6241981b72b@kernel.org> In-Reply-To: <20251024-work-namespace-nstree-listns-v3-0-b6241981b72b@kernel.org> To: linux-fsdevel@vger.kernel.org, Josef Bacik , Jeff Layton Cc: Jann Horn , Mike Yuan , =?utf-8?q?Zbigniew_J=C4=99drzejewski-Szmek?= , Lennart Poettering , Daan De Meyer , Aleksa Sarai , Amir Goldstein , Tejun Heo , Johannes Weiner , Thomas Gleixner , Alexander Viro , Jan Kara , linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, bpf@vger.kernel.org, Eric Dumazet , Jakub Kicinski , netdev@vger.kernel.org, Arnd Bergmann , Christian Brauner X-Mailer: b4 0.15-dev-96507 X-Developer-Signature: v=1; a=openpgp-sha256; l=775; i=brauner@kernel.org; h=from:subject:message-id; bh=BQTckd1lwN42TzFjtcvMTDlqbwW0nSU43xXjRiLpTAc=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWT8jmoRE+Xk2Pszc2bcs6N7bzeurfjAMkWvyPvwdTt9p q0hbd/NOkpZGMS4GGTFFFkc2k3C5ZbzVGw2ytSAmcPKBDKEgYtTACZispzhr+Dt42Xz63cs3hgx NUv5n3vzjmbLF9LtCgZ9ax3ZJCLyPzD897ivvn6dxfbwNSvuzFy6xK2qw/xdxZnFXJdTHrv/s31 4hwsA X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Make it easier to spot that they belong together conceptually. Signed-off-by: Christian Brauner --- include/linux/ns_common.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/include/linux/ns_common.h b/include/linux/ns_common.h index 77ea38d8bac9..f340a279acc2 100644 --- a/include/linux/ns_common.h +++ b/include/linux/ns_common.h @@ -115,8 +115,10 @@ struct ns_common { union { struct { u64 ns_id; - struct rb_node ns_tree_node; - struct list_head ns_list_node; + struct /* per type rbtree and list */ { + struct rb_node ns_tree_node; + struct list_head ns_list_node; + }; atomic_t __ns_ref_active; /* do not use directly */ }; struct rcu_head ns_rcu; -- 2.47.3