From nobody Thu Oct 2 19:24:10 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 E8D1B3043BD; Fri, 12 Sep 2025 11:54:09 +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=1757678050; cv=none; b=EdIBE4BtgO24OBd+wRNSxXiJIDt0pGOOw/26j+je4mERwoX/7B/D99he6xLpagV6pj9JxPJlHBFx1SVR2nCSA+VbwZWLn3UwEtVYaGN7ZHP/ObEhtmgUXNNmz+86I+/hmZUpb7OnYfEgLiMqgRSWP+wKNxMVSJQA9oNkGXkrj3k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757678050; c=relaxed/simple; bh=MItWr6NaY/GZBLy5jihnYjwfnovy3A1O3ubCIr9NSos=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ZFu/BHi8R7DphDd7OKTvPRCx7dWoSOszDVxW0WBnSRNyb+mT67hcmDJFM1yxvc9W+Kgsawu8mNR+iJM2A2CQh3Kw+zg2w8oVbZ1CygRWsOleJwdVFypp0abC4Fvs/Weo32L+cQmj9Knnrs2KDR/ly45iiCNeUE8jmJyeqYzVSnQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZJXxV/aH; 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="ZJXxV/aH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 68625C4CEF9; Fri, 12 Sep 2025 11:54:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757678049; bh=MItWr6NaY/GZBLy5jihnYjwfnovy3A1O3ubCIr9NSos=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=ZJXxV/aHc1cQla5gW9uIP5IALj/2CNcdOyRPyN8ZaOWqOqRPuLX9efUAnA5kiwHoZ gUCU4JOItMb+aRaniDIIi8y5VFQILUIuOwKnQqGTZLJ84x2rJ3IDSDcOGZ5KoNhtzJ Lv9Hrv/tOqwUHfmioMRQiNdiPV9Hl5S9F1caw6owBroYLdxu3yBWgNY5WHaOZLzgWG mzIf91bkY78YIzk+J8nmemF8Wm7gi0KgYcOPQLNHWA7WGQfMsrPpAckuSv/8tsFmma AxACKcjz0SoOQqO0PBA1HUBxVx2rKySfm3yXegoQ47LqGZu7fA3FzvvFnAPAgy3sWM oGkSn95MsrY8A== From: Christian Brauner Date: Fri, 12 Sep 2025 13:52:35 +0200 Subject: [PATCH v2 12/33] pid: use ns_common_init() 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: <20250912-work-namespace-v2-12-1a247645cef5@kernel.org> References: <20250912-work-namespace-v2-0-1a247645cef5@kernel.org> In-Reply-To: <20250912-work-namespace-v2-0-1a247645cef5@kernel.org> To: Jan Kara , Amir Goldstein , linux-fsdevel@vger.kernel.org Cc: Josef Bacik , Jeff Layton , Mike Yuan , =?utf-8?q?Zbigniew_J=C4=99drzejewski-Szmek?= , Lennart Poettering , Daan De Meyer , Aleksa Sarai , Alexander Viro , Jens Axboe , Tejun Heo , Johannes Weiner , =?utf-8?q?Michal_Koutn=C3=BD?= , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Chuck Lever , linux-nfs@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, netdev@vger.kernel.org, Christian Brauner X-Mailer: b4 0.14.3-dev-385fa X-Developer-Signature: v=1; a=openpgp-sha256; l=984; i=brauner@kernel.org; h=from:subject:message-id; bh=MItWr6NaY/GZBLy5jihnYjwfnovy3A1O3ubCIr9NSos=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWQc4ZwiNoV9y+1thXMXBm1Y4MR2fWH+XIN9s7O8bkaGS hzjfiZzpKOUhUGMi0FWTJHFod0kXG45T8Vmo0wNmDmsTCBDGLg4BWAi6oGMDDtYCh5WWE8suFgQ Gc6QKcy3qyuGny2P6xDLVutdrl+Pf2f4H7tx0d8uwTMbWowyPkTuLNpoN429RDvc2LpGOVzUwpu fHQA= X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Don't cargo-cult the same thing over and over. Reviewed-by: Jan Kara Signed-off-by: Christian Brauner --- kernel/pid_namespace.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c index 7098ed44e717..20ce4052d1c5 100644 --- a/kernel/pid_namespace.c +++ b/kernel/pid_namespace.c @@ -102,17 +102,15 @@ static struct pid_namespace *create_pid_namespace(str= uct user_namespace *user_ns if (ns->pid_cachep =3D=3D NULL) goto out_free_idr; =20 - err =3D ns_alloc_inum(&ns->ns); + err =3D ns_common_init(&ns->ns, &pidns_operations, true); if (err) goto out_free_idr; - ns->ns.ops =3D &pidns_operations; =20 ns->pid_max =3D PID_MAX_LIMIT; err =3D register_pidns_sysctls(ns); if (err) goto out_free_inum; =20 - refcount_set(&ns->ns.count, 1); ns->level =3D level; ns->parent =3D get_pid_ns(parent_pid_ns); ns->user_ns =3D get_user_ns(user_ns); --=20 2.47.3